Arguments of Outstanding Events for LMI (Local Management Interface) Function

01

0100

Inconsistency on length of frame received on DLCI structure

0101

Wrong LMI number received

0110

DLCI structure bit C/R = 1 or EA = 1

0111

DLCI structure bit FECN or bit BECN or DE = 1 or EA = 0

0200

System structure incomplete or nonexistent

0201

Value of "Unnumbered Info Frame" wrong

0210

Value of "protocol discriminator" wrong

0211

Value of "Dummy call reference" wrong

0300

Typical structure of message nonexistent

0301

Type of message nonexistent

0320

Reception of message S(FSR) or S(LIV) asynchronously

0400

"Locking shift" structure nonexistent

0401

Type of alphabet required (code set 5) not requested (ANSI standard)

0402

Error: "indicates non-locking shift" (ANSI standard)

0403

"Single octet information element" différent de "shift identifier". (Norme ANSI)

0500

Typical report structure nonexistent or incomplete

0501

Value of "IE type report" wrong

0502

Value of IE of report type structure inconsistent

0503

Value of "type of report" inconsistent

0600

LIV structure incomplete or nonexistent on SE (FSR), SE (LIV) or S (LIV)

0601

Value of "LIV IE" inconsistent on SE (FSR), SE (LIV) or S(LIV)

0602

Value of EI length of LIV structure wrong on SE (FSR), SE(LIV) or S(LIV)

0603

Length after LIV structure on SE(PSR), SE(LIV) or S(LIV) non-zero

0605

LIV structure incomplete or nonexistent on S(FSR) message

0606

Value of "LIV IE" inconsistent on S(FSR)

0607

Value of IE length of LIV structure wrong on S(FSR)

0621

Frame rejected on reliability error

0622

M(S) = 0 => frame rejected

0700

No "PVC status" structure on S(ASY)

0701

Value of "PVC status IE" inconsistent on message S(ASY)

0702

Value of IE length inconsistent on message S(ASY)

0703

S(ASY) with PVC status incomplete

0704

More than one PVC status cell in S(ASY) message

0705

No PVC status cell in S(FSR) message

0706

Value of "PVC status IE" of a cell wrong on S(FSR) message

0707

Value of IE length of a cell wrong in S(FSR) message

0710

Inconsistency of value of bits whose value is fixed in a PVC status IE structure of the message

0711

PVC status IEs appear in any order

0712

D bit positioned at 1 in a PVC status IE in an S(FSR) message

0713

D and M bit set to 1 in PVC status IE of an S(ASY) message

0714

D and A bit set to 1 in PVC status IE of an S(ASY) message

0900

Inconsistency: Message of status enquiry type asynchronous

0910

Message of status enquiry type received on subscriber LMI

0911

Message of status type received on network LMI

02

0620

Reliability error, inconsistency of N(R) and N(S)

0A30

Expiry of time-out T391

0A31

Expiry of time-out T392

07

0730

DLCI No. (dec)

Deletion of a PLL with D bit (only S(ASY))

0731

DLCI No. (dec)

Detection, addition of PLL possible

0732

DLCI No. (dec)

Nonexistent PLL => addition impossible

0733

DLCI No. (dec)

Reception of a D bit (S(ASY) on PLL already destroyed

0734

DLCI No. (dec)

Detection of withdrawal of a PLL by omission in an S(FSR) message

0735

DLCI No. (dec)

Changeover of undetermined N bit on PLL described in argument 2

0736

DLCI No. (dec)

Repetition of N bit = 1

0740

DLCI No. (dec)

Changeover of inactive A bit

0741

DLCI No. (dec)

Changeover of active A bit

00

Start after unintentional crash

Clear

Format of SW failure report ¹; see Table F-3.

01

Correct reset of the FastPADmpr 12/24 (secured)

Monitory unit function nbr (F7), Module nbr generating the event; Type of backup ²

02

Module 0 failure of FastPADmpr 12/24 (secured)

Monitory unit function nbr (F7), Module nbr generating the event; Type of backup ²

03

Module 1 failure of FastPADmpr 12/24 (secured)

Monitory unit function nbr (F7), Module nbr generating the event; Type of backup²

04

Module 2 failure of FastPADmpr 12/24 (secured)

Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup²

05

Correct reset of FastPADmpr 12/24 (not secured)

06

Module 0 of the FastPADmpr 12/24 standby (secured but ready for unit reset)

Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup²

07

Module 1 of the FastPADmpr 12/24 standby (backed up; ready for unit reset)

Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup²

08

Module 1 of the FastPADmpr 12/24 standby (backed up; ready for unit reset)

Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup²

09

Start of auto-loading

Clear

Number of loading module; Number of module loaded.
Cause of auto-loading³

0A

End of auto-loading

Status after loading⁴

0B

Start-Card trouble detection and correction

0C

Start after deliberate "crash". Type of application (offset 59-5A)

• C937: Reset by ITO of config

• C938: Reset by E front panel

• C939: Reset by OPALE

• C556: Downloading of software and reset by OPALE

Software trouble⁴. Report format. Table F-3.

0D

Start after a hardware "reset" or start-up

0E

FastPADmpr 12/24 module out of service

Unit supervision number (F7). Module number. Event generator. Type of backup³

0F

FastPADmpr 12/24 module in service

Unit supervision number (F7). Module number Event generator. Type of backup²

10

FastPADmpr 12/24 module 1 out of service

Unit supervision number (F7). Module number Event generator. Type of backup²

11

FastPADmpr 12/24 module in 1 service

Unit supervision number (F7). Module number Event generator. Type of backup²

12

FastPADmpr 12/24 module 2 out of service

Unit supervision number (F7). Module number Event generator. Type of backup²

13

FastPADmpr 12/24 module in 2 service

Unit supervision number (F7). Module number Event generator. Type of backup⁵

20

X.25: I frame rejection threshold reached
FR: threshold for rejection of all frames received is reached.

Rejection of frames

21

X.25: Threshold for the acceptance of I frames.
FR: end of frame rejection. Positioning of FECN and BECN bits.

Rejection of call request packets

22

X.25: Call request packet rejection threshold reached.
FR: FECN and BECN bit positioning threshold on all transmitted frames reached.

Rejection of call request packets

23

X.25: Call request packet acceptance threshold.
FR: end of FECN and BECN bit positioning.

Return to normal

00 to 0B
0C
0D
0E
0F - 10
11 -14

15 - 19 x
1D - 21 x
25 - 29 x
2D - 31 x

35 - 39 x
3D - 41 x
45 - 49 x
4D - 51 x

55
56
57
58

59 - 5A
5B - 5C
5D - 80

Same in header
Family number
Event code
Cyclic number in family
Idem code
Variant

Register D0 to D7 of microprocessor

Register A0 to A7 of microprocessor

Type of application
CPU status register
System stack.

13

Erroneous command received.

Clear

-

14

Data packet received before acknowledgement of command.

Clear

-

16

Billing ticket threshold exceeded.

Clear

-

17

Oldest detailed billing ticket loss.

Clear

Module number where ticket is lost (1 byte).
Number of tickets lost (2 bytes)

30

Call set up with MAP

Max. number of MAPs. Number of MAPs open

31

No LC free during opening of MAP session

32

Maximum number of simultaneous MAPs reached

Clearing of MAP

Max. number of MAPs

33

Opening of MAP session.

DNIC, ZO, AB, SI, ACO, MF called

34

Failure in opening MAP

MAP menu display

DNIC, ZO, AB, SI, ACO, MF called. Cause/diagnostic

35

Clearing of MAP session by remote

MAP menu display

DNIC, ZO, AB, SI, ACO, MF called. Cause/diagnostic

36

Closing of MAP session

MAP menu display

DNIC, ZO, AB, SI, ACO, MF called.

37

Call cleared with MAP

Max. number of MAPs. Number of MAPs open

C0

Sample number exceeded (Extended Statistics)

-

-

C1

Sampling counter is full (Extended Statistics)

-

-

C2

Hour counter is full (Extended Statistics)

-

-

C3

"Threshold exceeded" counter is full (Extended Statistics)

-

-

C4

Day counter is full (Extended Statistics)

-

-

C5

Configuration error (Extended Statistics)

Taking into account of the default parameter

-

D0

Wrong value for DLM configuration parameter

Clearing of MAP

Line number

D1

Minimum threshold not exceeded (line management) (Throughput lower than maximum threshold)

Line number. Rate of last period (4 bytes). ¹Secondary line number. Line status. Maximum data rate (4 bytes). Line cost byte reserved (FF)

D2

Maximum threshold exceeded (line management)

Line number. Rate of last period (4 bytes). ¹Secondary line number. Line status. Maximum data rate (4 bytes). Line cost byte reserved (FF)

E3

Call request packet for access to a management function received with incorrect password.

Clear

E5

Call request packet for access to the observation or outstanding events functions received with incorrect family or line No.

Clear

E9

Statistics function has received an incorrect command.

Reset

00

Call rejected because maximum possible number of simultaneous virtual circuits reached.

Clear

Line number

02

Call rejected because call request packet received too long.

Clear

Line number

03

Call rejected because call request packet received too short.

Clear

Line number

05

Call rejected because calling address in call request packet received too short.

Clear

Line number

08

Call rejected because of incorrect facility or utility field in call request packet received.

Clear

Line number

09

Call rejected because of double occurrence of facility or utility in call request packet received.

Clear

Line number

0B

Call rejected because call request packet received contains unauthorized facility or utility.

Clear

Line number

0C

Call rejected because routing impossible-called DNIC unknown or routing not configured or unknow internal AB.

Clear

Line number. Called DNIC

0F

Clear because call confirmation packet received too long.

Clear

Line number

10

Clear because call confirmation packet received too short.

Clear

Line number

12

Clear because or error in facility or utility field of call confirmation packet received.

Clear

Line number

14

Clear because of double occurrence of facility or utility in call confirmation packet received.

Clear

Line number

15

Clear because call confirmation packet received contains unauthorized facility or utility.

Clear

Line number

17

Clear because call confirmation packet received contains incorrect throughput class.

Clear

Line number

18

Clear because call confirmation packet received contains incorrect window size.

Clear

Line number

20

Clear because call request packet received contains non-numerical address.

Clear

Line number

22

Too many ZO's in the call packet

Clear

Line number

23

Clear because call confirmation packet received contains non-numerical address.

Clear

Line number

26

Clear because a call confirmation packet received with incorrect packet size.

Clear

Line number

27

Clear because called address in call confirmation packet received incomplete.

Clear

Line number

28

Clear because of incorrect configuration of PDN (Public Data Network) line table or X.25 field modification table.

Clear

Line number

29

Clear because decompacted number not found (called, calling for incoming call, incoming call confirmation).

Clear

Line number

2A

Clear because compacted number not found (calling, called for outgoing call, outgoing call confirmation).

Clear

Line number

2B

Clear because decompacting impossible (incoming call, incoming call confirmation).

Clear

Line number

2C

Clear because compacting impossible (outgoing call, outgoing call confirmation).

Clear

Line number

2E

Clear because internal subscriber out of order

Clear

Line number. Called DNIC

30

Clear because output line out of order.

Clear

Line number. Called DNIC

31

Clear because of non-numerical address in clear packet.

Clear

Line number

32

Clear because of inconsistencies in lengths of clear (addresses, facilities, utilities).

Clear

Line number

33

Clear because lengths of facilities/utilities in clears not to X.25 standard.

Clear

Line number

34

Clear because of incorrect facilities or utilities in clear.

Clear

Line number

35

Clear because of double occurrence of facilities or utilities in clear.

Clear

Line number

36

Call return packet received while not authorized

Clear

Line number

3C

Incoherent type of call return between the incoming and outgoing line.

Clear

Output line number

3D

Ummanaged utility received in a call request packet on X.75 line

Clear

Line number. Utility code received.

3E

Ummanaged utility received in a call confirmation packet on X.75 line

Clear

3F

Ummanaged utility received in a clear packet on X.75 line

Clear

40

Obligatory utility absent "Identification of call" in a call request packet received on X.75 line

Clear

41

Presence of CUG in a call request packet to be sent over X.75 line

Clear

50

Routable line

51

Non-routable line

52

Clearing of saturated outgoing line or logical channels

Clear

00

Reception of frame with unknown address.

Frame ignored.

Line number 1st byte of frame.

01

Reception of frame of incorrect length.

If X.25 configuration:

- ignored if information frame

- if U or S frame, FRMR sent.

Line number length of frame 1st and 2nd bytes of frame

03

Reception of frame with unknown command.

Sending of an FRMR with bit W = "1" if X.25 configuration.

Line number 2nd byte of frame.

04

Reception of frame with unknown response.

Sending of an FRMR with bit W = "1" if X.25 configuration.

Line number 2nd byte of frame.

05

Response frame without bit F (Final) in reply to frame sent with bit P (Poll bit).

Frame ignored.

Line number.

06

Response frame with bit F in reply to frame sent without bit P.

Frame ignored if X.25 configuration.

Line number.

07

Reception of unexpected frame in disconnected mode.

Frame ignored.

Line number 1st and 2nd bytes of frame.

08

Level 2 passage when the frame out of order.

Try reconnection of level 2 in certain cases.

Line number 0-35; if physical link. 36-41: if inter-unit link. 50-55: if inter module link.

09

Level 2 passage when the frame in service.

Try reconnection of level 2 in certain cases.

Line number 0-35; if physical link. 36-41: if inte-unit link. 50-55: if inter module link.

0A

Reception of unexpected frame in connected mode.

Frame ignored.

Line number 1st and 2nd byte of frame.

0B

Reception of incorrect frame in the FRMR transmit state.

Sending of an FRMR.

Line number 2nd byte of frame.

0C

Reception of frame with incorrect N(R) (No. of frame expected)

Sending of an FRMR with bit
Z = "1" if X.25 configuration.

Line number 2nd byte of frame.

0E

Reception of frame out of sequence or repetition of a frame already received.

Sending of an FRMR if X.25 configuration.

Line number 2nd byte of frame.

0F

Reception of frame outside window

Sending of an FRMR if X.25 configuration.

Line number 2nd byte of frame.

10

Reception of an FRMR.

Sending of an SABM if X.25 configuration.

Line number.

12

Incorrect expiration of time-out T1

-

-

13

Reception of packet with incorrect GFI

Transmission of clear, restart, or reset according to state of packet level.

Line number 3rd and 5th bytes of frame.

14

Reception of restart or restart confirmation packet in logical channel other than No. zero.

Transmission of clear, restart, or reset according to state of packet level.

Line number 3rd and 4th bytes of frame.

15

Reception of restart confirmation packet without transmission of restart.

Transmission of restart

Line number. State of packet level:

1. Packet level inactive because frame level not operational.

2. Packet level service.

3. Reply confirmation to be sent.

4. Awaiting restart confirmation.

5. Restart to be transmitted.

16

Reception of unexpected packet during restart.

Transmission of restart.

Line number 5th byte of frame.

17

Wait for confirmation packet in reply to transmitted restart, at end of time-out configured.

Restart repeated as many times as provided for in configuration, followed by request for conversion to frame level if no confirmation received.

Line number.

18

Reception of packet in non-configured logical channel.

Transmission of clear packet (unless received packet of clear confirmation type).

Line number 3rd, 4th and 5th bytes of frame.

19

Reception of unexpected packet (other than call request packet) in a clear logical channel.

Transmission of clear packet (unless received packet of clear confirmation type).

Line number 5th byte of frame.

1B

Reception of clear packet in clear logical channel.

Transmission of clear confirmation packet.

Line number.

1C

Reception of a clear confirmation packet without transmission of a clear.

Transmission of a clear packet.

Line number. State of logical channel:

• Logical channel just allocated because of reception of clear confirmation.

1D

Reception of unexpected packet (other than call request packet) after reception of a clear packet.

Transmission of a clear packet.

Line number 5th byte of frame.

1E

Reception of unexpected packet with virtual circuit established.

Transmission of a clear packet.

Line number 5th byte of frame.

1F

Reception of unexpected call request packet after transmission of a call request.

Transmission of a clear packet.

Line number 5th byte of frame.

20

Call collision.

Transmission of a clear packet.

Line number.

21

Reception of unexpected packet following reception of call.

Transmission of a clear packet.

Line number 5th byte of frame.

22

Reception of unknown packet (= X.25)

Transmission of clear, restart, or reset according to state of packet level.

Line number 5th byte of frame.

23

Awaiting clear confirmation packet in reply to clear transmitted at end of time-out configured.

Clear repeated as many times as provided for in configuration, followed by clear of logical

Line number.

24

Awaiting call confirmation packet in reply to call request transmitted at end of time-out configured.

Transmission of clear packet.

Line number.

25

Reception of reset confirmation packet without transmission of a reset.

Transmission of reset packet.

Line number. State of logical channel.

26

Reception of unexpected packet after reception of reset.

Transmission of reset packet.

Line number 5th byte of frame.

27

Reception of two consecutive interrupt packets.

Transmission of reset packet.

Line number.

28

Reception of interrupt confirmation without transmission of an interrupt.

Transmission of reset packet.

Line number.

29

Reception of a data packet outside window.

Transmission of reset packet.

Line number.

2A

Reception of a data packet out of sequence.

Transmission of reset packet.

Line number.

2B

Reception of a packet with incorrect P(R) (packet No).

Transmission of reset packet.

Line number.

2C

Reception of a REJ packet.

Transmission of reset packet.

Line number.

2D

Awaiting response to transmitted reset.

Transmission of clear packet.

Line number.

2E

Reception of RNR packet.

Blocking of transmission of data packets until an RR packet is received.

Line number.

2F

Reception of an erroneous packet via PVC.

Packet ignored.

Line number 3rd and 4th bytes of frame.

30

Repetition of a frame N times without confirmation of reception (N defined in configuration).

Disconnection of frame level

Line number. State of frame level.

31

Reception of an unexpected frame although frame level not established.

Frame ignored.

Line number. State of frame level. 1st, 2nd, 3rd (if modulo 8) bytes of the frame.

32

Reception of unexpected frame in the frame level disconnect phase.

Frame ignored.

Line number. State of frame level. 1st, 2nd, 3rd (if modulo 8) bytes of the frame.

33

Reception of unexpected frame in frame connection stage.

Frame ignored.

Line number. State of frame level. 1st and 2nd bytes of frame.

35

Reception of a diagnostic packet

Clear.

Line number 6th, 7th, 8th and 9th byte of the frame.

36

Reception of a reset packet; reason unknown.

Packet is switched.

Line number. Logical channel No. Reset diagnostics.

37

Transmission of a reset packet; reason unknown.

Line number. Logical channel No. Reset diagnostics.

00

Line level out of order.

Virtual circuits cut off.

Line number¹ SUP. signals C12, P24, P25

Criterion put into service C12 P20, P21

SUP. signal status.

01

Line level established.

Virtual circuits can be established.

Line number

02

Modem : CT117 off.

Modem on PSTN line

Line number.

03

Modem : CT117 on.

Modem on dedicated line.

Line number.

81

Loss of one or more receive frames input/output controller.

Incident recovered by frame procedure.

Line number. Number of frames lost.

82

Modem : CT109 on.
Terminal : CT105 on.

Frame reception possible.

Line number.

83

Modem : CT109 off
Terminal : CT105 off.

No frames can be received.

Line number.

85

Modem : CT106 off
Terminal : CT108 off.

Line out of order.

Line number.

86

Modem : CT107 off.
Terminal : CT111 off.

Received frames ignored. No frames transmitted.

Line number.

8C

Reception of a frame with a CRC error (transmission error).

Received frames ignored.

Line number.

90

Modem : CT117 off
Terminal : CT141 off.

91

Modem : CT117 on
Terminal : CT141 on.

92

Modem : CT142 on
Terminal : CT140 on.

93

Modem : CT142 on
Terminal : CT140 on.

95

Modem : CT106 on
Terminal : CT108 on.

96

Modem : CT107 on
Terminal : CT111 on.

BF

Receipt of byte incomplete.

97

Failure of attempt to activate an LSCP (Low Speed Computer Port) type line.

Activation of next LSCP line. Call fails if no more lines for subscriber concerned.

Line number.

98

Terminal not at correct baud rate or programmed with incorrect number of stop bits.

Character ignored.

Line number.

99

Excess rate detected.

Autobaud rate impossible.

Line number.

9A

Terminal disconnected for more than 200 ms (circuit 105 off).

Call in progress cleared or terminal goes out of service.

Line number.

9C

Terminal connected (circuit 105 on)

Terminal activated if configured at fixed speed; otherwise wait for automatic data rate detection sequence.

Line number.

9D

Videotex service not available (error correction protocol, modem reversal).

Call cleared.

Line number.

9E

Terminal data rate recognized by automatic baud rate detection sequence.

Terminal activated.

Line number.

9F

Baud rate of terminal connected not recognized in automatic baud rate detection sequence.

Call cut off if line is of the telephone type, otherwise wait for another sequence.

Line number.

9B

Erroneous command typed on terminal.

Transmision of "ERROR" message and return to data mode if call is in progress.

1st byte: Line number.

2nd byte: ASCII code of last character received.

92

Call in progress cut off.

Transmission of appropriate clear message (if the terminal profile allows).

LSCP line: signal 105 goes low Telephone line: resetting of check time-out.

Line number.

93

Attempt to set up call from a terminal managed remotely.

Sending of call block; terminal goes into data mode when call confirmation received.

Line number. Call block (see page 1).

9D

Reception of an X.29 message.

Message management

Line number.

A0

Telephone line: call set up time too long.

Line number.

A1

Telephone line: command entry attempts without call set up.

Line number.

A2

Too many command entry attempts without call set up.

Line number.

A3

Minitel reversal succeeded.

Input: 1200 bit/s

Output: 75 bit/s

A4

Minitel inverse reversal succeeded.

Input: 75 bit/s

Output: 1200 bit/s

A7

Activation of ECPN (¹) succeeded.

A8

Activation of ECPN (¹) not succeeded (after 8 attempts).

VC cleared.

A9

Inactivation of ECPN (¹) succeeded.

VC cleared.

AA

Inactivation of ECPN (¹) not succeeded (after 8 attempts).

AB

Reception of a re-transmission request (ECPN (¹)).

AC

Activation of ECPI (²) succeeded.

AD

Inactivation of ECPI (²) succeeded.

AE

Transmission of a re-transmissionrequest.

00

Frame received with unknown address.

Frame ignored.

Line number. Field address

01

Frame received with incorrect length.

Info. frame too short, ignored. U/S frame too short, ignored. Frame too long ignored.

Line number. Frame length. Address field. Command field.

03

Frame received with unknown command on front-end side.

Transmission of an FRMR.

Line number. Address field. Command field

04

Frame received with unknown response on remote side.

Frame ignored.

Line number. Address field. Command field

0C

Frame received with N(R) incorrect.

Transmission of: Clear VC frame for remote FRMR for front-end

Line number Address field Command

0E

Frame received out of sequence or repeated.

Frame ignored.

Line number. Address field. Command field

0F

Frame received out of window.

Frame ignored.

Line number. Address field. Command field

10

FRMR received on "Remote" side only.

Reset of the Tx/Rx counters. Transmission of an SNRM. VC cleared.

Line number. Address field. Command field

11

N2 retransmissions in data transfer stage.

Repetition of frame.

Line number. Address field. Command field

12

N2 retransmissions in test stage.

Repetition of frame.

Line number. Address field. Command field

13

N2 retransmissions in identification stage.

Repetition of frame.

Line number. Address field. Command field

14

N2 retransmissions in mode positioning phase.

Repetition of frame.

Line number. Address field. Command field

15

N2 retransmissions in disconnect phase.

Repetition of frame.

Line number. Address field. Command field

16

T1 expired after no response if a. T2.1 cluster in connection phase.

Next polling.

Line number. Address field. Command field

17

T1 expired in SNRM polling phase

Next polling.

Line number. Address field. Command field

31

Incorrect reception in non-established state.

Frame ignored.

Line number. Address field. Command field

32

Incorrect reception of UA frame (remote link).

Clear to X.25 and disconnect request to frame level.

Line number. Address field. Command field

33

Incorrect reception of UA frame.

Clear to X.25 and disconnect request to frame level.

Line number. Address field. Command field

35

Incorrect reception of XID frame.

Clear to X.25 and disconnect request to frame level.

Line number. Address field. Command field

80

Switching on signal 108 (DTR).

Clear.

Line number. Address field. Command field

81

Call packet transmitted.

Calls transmitted.

Line number. Address field. Logical channel.

82

Clear packet transmitted.

Clear.

Line number. Address field. Logical channel.

83

Call packet received correctly.

Transmission of a call confirmation packet.

Line number. Address field. Logical channel.

85

Turn off (DTR) 108.

SNRM polling of the stations.

Line number.

87

Reception of clear confirmation.

Line number. Address field. Logical channel.

88

Reception of a call confirmation.

Line number. Address field. Logical channel.

8A

Reception of a clear.

Call request packet sent.

Line number. Address field. Logical channel.

8B

Number of call attempts exhausted (Remote side).

Clear.

Line number. Address field. Logical channel.

8C

Procedure code error in call request packet (Code C2 not found in first byte of call request packet data field).

Clear

Line number. Logical channel.

8D

Unexpected PSH-LLC packet received.

Clear

Line number. Address field. Logical channel.

8E

Unexpected SDLC frame received.

Clear.

Line number. Address field. Logical channel.

8F

Sequence error detected by PSH-LLC protocol.

Clear

Line number. Address field. Logical channel.

90

Changeover to data transfer state.

Line number. Address field. Logical channel.

91

Packet not expected in data transfer state (PSH-LLC).

Clear or packed ignored (C12P38).

Line number. Address field. Logical channel.

92

Reception of "Disable in outgoing transmission state" event.

Line number.

93

Reception of "Disable in current reception state" event.

Line number.

94

Reception of "Disable in blocked state" event (reception of RNR).

Line number.

95

Time-out T1 during transmission.

Line number. Address field.

96

Reception of info frame during transmission.

Frame ignored.

Line number. Frame length. Adresse field. Command field 1 st info byte

97

Reception of a frame RR P/F = 0 during transmission of frame information.

Frame ignored.

Line number. Address field. Command field.

98

Reception of a frame RR P/F= 1 during transmission of frame information.

Frame ignored.

Line number. Address field. Command field.

99

Reception of a frame RNR P/F= 0 during transmission of frame information.

Frame ignored.

Line number. Address field. Command field.

9A

Reception of a frame RNR P/F= 1 during transmission of frame information.

Frame ignored.

Line number. Address field. Command field.

9B

Reception of a frame REJ P/F= 0 during transmission of frame information.

Frame ignored.

Line number. Address field. Command field.

9C

Reception of a frame REJ P/F = 1 during info frame transmission.

Frame ignored.

Line number. Address field. Command field.

9D

Reception of a packet with second PSH byte of unknown command type.

Packet ignored.

Line number. Address field.

9E

Reception of "transmit report" in receive status.

Frame ignored.

Line number. Address field. Logical field.

9F

Reception of "transmit report" in blocked status.

Frame ignored.

Line number. Address field.

C0

Reception of QUA during data transfer.

Packet ignored.

Line number. Address field. Logical field.

C1

Unknown packet received in data transfer status (QLLC).

Transmission of a clear or packet ignored (C12P38).

Line number. Address field. Logical field.

C2

Reception of command unknown packet.

Packet ignored.

Line number. Address field. Logical field.

CD

Unexpected QLLC packet received.

Clear.

Line number. Address field. Logical field.

CE

Unexpected QLLC packet received.

Clear.

Line number. Address field. Logical field.

CF

Clear requested by the QLLC procedure.

Clear.

Line number. Address field. Logical field.

D0

Request for establishment of virtual circuit by remote equipment.

Sending of call request packet.

Line number.

D2

Cluster exchange identification

Sending a QLLC protocol element

Line number. Address field. Logical field.

00

Abort reception, cause unknown.

Line number.

01

Reset coming from the X.25 network

Reset packet clearing X.25 and VIP connection.

Line number.

02

Abort reception VIP frame too long.

Ignored, restart in sequence.

Line number.

03

Abort reception. Time-out.

Ignored, restart in sequence.

Line number.

04

Abort reception. VRC error.

Ignored, restart in sequence.

Line number.

05

Abort reception. LRC error.

Ignored, restart in sequence.

Line number.

06

Abort reception. Not available to X.25.

Selective clearance.

Line number.

07

Abort reception. Lost character HANDLER level.

08

Abort transmission cause unknown.

Line number.

0E

Protocol violation.

Physical VIP

11

Reception of NAK screen.

Direct retransmission.

Line number.

12

Reception of BSY screen.

Delayed retransmission.

Line number.

13

Reception of PGOF screen.

Delayed transmission.

Line number.

14

Reception of NAK printer.

Direct retransmission.

Line number.

15

Reception of BSY printer.

Delayed retransmission.

Line number.

16

Reception of NA from printer. (NA = Not Accepted)

Delayed transmission

Line number.

17

Re-initialization of VIP equipment.

Line number.

18

Too many NAK's errors.

Screen message discarded.

19

Too many NAK's on printer; Too many NA's received. (NA = Not Accepted).

All printer messages discarded.

1F

Protocol violation (logical VIP).

Reset.

21

Connection issued X.25 network (call P.).

Call is accepted if station is polled by the host; if not, connection refused (CLR packet).

Line number.

22

Disconnection issued X.25 network (CLR. P.).

Clearing the VIP connection; trying to re-connect controller side.

Line number.

23

Connection issued by VIP.

Request to establish a VC connection (call packet).

Line number.

24

Disconnection issued by VIP.

1) Controller: no response to polling.

2) Host: no reception to polling frame.

Request to clear of the virtual circuit (clear packet).

Line number.

30

Deletion of the I/O block because the flow to the host is blocked.

All messages are discarded.

Line number. Station number.

31

Expiry of the host protection response time-out.

The I/O block flow is re-transmitted to the host.

Line number. Station number.

00

Trying to establish a call.

Await call confirmation.

Line number.

01

Establishment refused; equipment unknown.

Generation of a CLEAR.

Line number.

02

BSC communication cleared.

Wait for CLEAR confirmation.

Line number.

03

Messages aborted.

Clearing the messages partly transmitted.

Line number.

04

Reception of a RESET.

Clearing the message partly received from the receive queue. Reset DLC Sub-Assembly.

Line number.

05

Transmission of a RESET packet.

Wait for the RESET packet.

Line number.

07

Expiration of time-out TA (TA = interruption of VC).

Start-up of time-out TBLine number (TB = silence before the VC is really cleared), (C8R3).

Line number.

08

Reception of a data packet in the disconnected state

Data packet ignored

Line number.

09

Session establishment collision (call collision)

Clearing of VCs and setting of random time-out before retransmission of next call request packet

Line number.

15

Attempt to establish a VC, controller side.

Call packet with polled VIP equipment address.

Line number.

16

Refusal to establish a VC, host side:

• VIP equipment is not polled by the host or

• VIP equipment is not configured.

Clear packet.

Line number.

00

Disconnect command of the station.

Clearing the VC.

See appendix B1/B2 ¹

01

Connect command of the station.

Trying to establish the VC.

See appendix B1/B2

02

Line out of order

• or disconnect controller

• or disconnect station.

• Case out of order:

  Clear communication of all stations.

• Case disconnect controller:

  Clear communication of all stations connected to this controller.

• Case disconnect station:

  clear communication of stations concerned.

See appendix B1

03

Connection of the station of the physical block (TPAD collision).

Ignore the connect request.

See appendix B1

04

Connect of the station (recovery on the line in progress).

See appendix B1

05

Disconnect of the controller station of the physical block.

See appendix B1

06

Disconnect of the non-controller station of the physical block.

Call refused.

See appendix B1

18

Disconnect from network.

See appendix B2

19

Connect from network.

See appendix B2

20

Reception of an unknown data.

Message rejected.

See appendix B2

21

Reception of an unknown control character.

22

• Unknown station

• or unknown CA-DA.

Message ignored.

See appendix B2

23

Unknown controller.

24

Unknown CA-DA/BCC (single parity block).

Transmission of an EOT.

25

Wrong controller responds to polling.

Transmission of an EOT.

26

The controller not polled by host.

Disconnect of all stations connected to controller concerned.

See appendix B1

27

BSC3270 case

Reception of a control message during transmission.

See appendix B1

29

"Inactivity" time-out expired.

Clearing the VC.

See appendix B2

30

The maximum value of the ENQ-SEL counter is exceeded.

Disconnect of the station concerned.

See appendix B1

31

The maximum value of the TTD-SEL counter is exceeded.

Disconnect of the station concerned.

See appendix B1

32

The maximum value of the ENQ.Rx counter is exceeded.

See appendix B1/B2

33

The maximum value of the NAK.Rx counter is exceeded.

See appendix B1/B2.

34

The maximum value of the EOT.Tx counter is exceeded.

Disconnect of the station concerned.

See appendix B1.

35

The maximum value of the ENQ.Tx counter is exceeded.

See appendix B1/B2.

36

The maximum values of the NAK.Tx counter is exceeded.

See appendix B1/B2.

43

Collision ENQ.

No transport in data transfer mode.

See appendix B2.

44

Collision IT (ENQ).

No transport in data transfer mode.

See appendix B2.

45

Interruption RVI.

Transmission of a message "state RVI" as soon as possible.

See appendix B2.

46

Interruption ENQ.

Transport in data transfer mode refused or authorized to continue.

See appendix B2.

47

Interruption ENQ accepted.

Transport in data transfer mode authorized.

See appendix B2.

48

Interruption ENQ refused.

Transport in data transfer mode refused.

See appendix B2.

49

End of data transfer.

Send EOT.

See appendix B2.

50

3270 case:

Reception of an ENQ packet.

See appendix B1.

2780/3780 case:

Reception/transmission ENQ

See appendix B2.

51

3270 case:

Reception of a POLL packet.

See appendix B1.

2780/3780 case:

Reception/transmission WACK.

See appendix B2.

52

Reception of a SELECT packet.

See appendix B1.

53

3270 case:

Reception of an ACK0 packet.

See appendix B1.

2780/3780 case:

Reception/transmission DLE0.

See appendix B2.

54

3270 case:

Reception of an ACK1 packet.

See appendix B1.

2780/3780 case:

Transmission/reception DLE1.

See appendix B2.

55

3270 case:

Reception of a NAK packet.

See appendix B1.

2780/3780 case:

Transmission/reception NAK.

See appendix B2.

56

3270 case:

Reception of an EOT packet.

See appendix B1.

2780/3780 case:

Transmission/reception EOT.

See appendix B2.

57

3270 case:

Reception of a RVI packet.

See appendix B1.

2780/3780 case:

Transmission/reception RVI.

See appendix B2.

58

3270 case:

Reception of a TTD packet.

See appendix B1.

2780/3780 case:

Transmission/reception TTD.

See appendix B2.

59

2780/3780 case:

Transmission/reception DLE EOT.

See appendix B1/B2.

3270 case:

Reception of a WACK packet

5A

3270 case:

Reception of a specific poll packet

See appendix B1.

60

Reception of correct data: single block.

See appendix B1/B2.

61

Reception of correct data: first block.

See appendix B1/B2.

62

Reception of correct data: intermediate block.

See appendix B1/B2.

63

Reception of correct data: last block.

See appendix B1/B2.

70

Reception of too long message.

See appendix B1/B2.

71

Reception of time-out.

See appendix B1.

77

No STX character present.

No answer.

See appendix B2.

78

ENQ in data message.

NAK transmitted.

See appendix B2.

79

Time-out reception.

NAK transmitted in data transfer mode.

See appendix B2.

80

Reception of parity error in single block.

See appendix B1.

81

Reception of parity error in first block.

See appendix B1.

82

Reception of parity error in intermediate block.

See appendix B1.

83

Reception parity error in last block.

See appendix B1.

90

Reception BCC error in single block.

See appendix B1/B2.

91

Reception of BCC error in first block.

See appendix B2.

92

Reception of BCC error in intermediate block.

See appendix B2.

93

Reception BCC error in last block.

See appendix B1/B2.

97

Reset from network.

See appendix B2.

98

Protocol violation.

Clearing of VC.

See appendix B2.

99

Event reserved (2780/3780).

See appendix B2.

01

Reception of a multi-frame in the window guard region.

Transmission of a restart packet

Main line number. Multi frame header

02

Reception of a multi-frame outside the window.

Ignore the multi-frame.

Main line number. Multi frame header

03

Time-out MT4 expired.

MLP bundle out of order.

Main line number.

04

Lost-frame time-out (MT1) expired.

Transmission of a restart packet.

Main line number.

05

Start of time-out MT4

Main line number.

06

Reception of an erroneous multi-frame with R=1 during reset.

Reset of levels 2 and MLP.

Main line number.

07

Reception during reset, of a multi-frame with R=1 that must be ignored.

Ignore the multi-frame.

Main line number.

08

Reception of an erroneous multi-frame with C=1 during reset.

Reset of levels 2 and MLP.

Main line number.

09

Reception, during reset, of a multi-frame (C=1) that must be ignored.

Ignore frame.

Main line number.

0A

Reception of a multi-frame of length 2.

Ignore frame.

Main line number.

0B

Reception of a multi-frame with R=1 and C=1.

Ignore frame.

Main line number.

0C

Reception of a reset multi-frame during data transfer.

Reset the levels 2 and MLP. Depending on config. parameter: reset level 3.

Main line number.

0D

MT3 expired

0E

MLP bundle in service

0F

Change of state of bundle

Main line number. Line number. Change of state. Line level state. List of lines in service/bundle.

10

Reception R=1

State R=1 sent and not acknowledged

Frame ignored.

Main line number.

11

Reception C=1

State C=1 sent and not acknowledged

Frame ignored.

Main line number.

12

Reception of frame I before acknowledgement C=1 sent

Frame stored and returned to packet level when acknowledgement is received

Main line number.

04

Clearing when VC is absent

Clearing of data path

Line number

05

Failure of type B1

Clearing of data path

Line number. Diagnostic*. Number of digits in telephone number and digits of the telephone number.

06

Failure of type A or C

Subsequent call attempt

Line number Diagnostic*

07

Failure of type B2 or D

Subsequent call attempt

Line number. Diagnostic*. Number of digits in telephone number and digits of the telephone number.

08

Failure of type E

Clearing of data path

Line number Diagnostic*

0A

PSTN link established (in backup/overflow)

Go to "call" state

Line number FF byte. E.164 @.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @ separator (AA) MLP bundle No (FF=not significant)

0B

Failure established PSTN link (in backup/overflow)

Go to "Idle" state

Line number FF byte. E.164 @.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @ separator (AA) MLP bundle No (FF=not significant)
Failure cause.

0C

Notification of switched line disconnection

Line number FF byte. E.164 @ length.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @.

41

Outgoing connection in progress.

Request of transport connection.

Line number. Logical number.

42

Incoming connection in progress.

Response to a request of Transport connection.

Line number. Logical number.

43

Passage to data transfer.

Ready to transfer data.

Line number. Logical number.

44

Outgoing clear signal received.

Express data transfer request of. Transport and await a confirmation of an incoming clear signal.

Line number. Logical number.

45

Incoming clear signal received

Clear transfer to subscriber and await a confirmation of an outgoing clear signal.

Line number. Logical number.

00

Resynchronization of data.

01

Resynchronization of terminated data.

02

Retransmission of terminated data.

10

Maximum number of retransmissions reached.

Disconnect.

20

Reception of a TPDU DT with a not expected number.

Disconnect.

21

Reception of a TPDU ED with a not expected number.

Disconnect.

22

Reception of a TPDU EA not corresponding with an ED.

Disconnect.

23

Expected TPDU DT number (in TPDU RJ or AK) is outside window.

Disconnect.

25

Reference number unknown.

Disconnect.

26

TPDU format error.

Disconnect.

27

Unknown TPDU.

Disconnect.

51

Transport connection established (calling side).

Dispatch a confirmation of Transport connection. Ready to transfer data.

Line number. Local reference number.

52

Transport connection established (called side).

Ready to transfer data.

Line number. Local reference number.

53

Reception of a TPDU DR.

Transmit a TPDU DC.

Line number. Local reference number.

54

Reception of a TPDU DC.

Dispatch a "Connection Disconnect".

Line number. Local reference number.

55

Protocol error.

Dispatch a "Transport Disconnect Indication".

Line number. Local reference number.

56

Resynchronization.

Position a flag for data resynchronization.

Line number. Local reference number.

57

Resynchronization

Position a flag for data resynchronization.

Line number. Local reference number.

58

Resynchronization.

Retransmission of a TPDU CR.

Line number. Local reference number.

59

Resynchronization.

Retransmission of the TPDU CR.

Line number. Local reference number.

5A

Network connection disconnected.

Transmission of a "Transport Disconnect Indication".

Line number. Local reference number.

60

No more resources (context logical channel).

Disconnect.

61

No more reference numbers.

Disconnect.

00

Network connect OK.

01

Re-establishment succeeded.

02

Disconnection network OK.

05

Reception of a clear signal from the network.

Re-establishment

06

Reception of a reset from the network

07

Clear in "opened" state.

Disconnect.

10

Max. number of call repeats reached.

Disconnect.

11

Expiry of the "wait to reconnect" time-out.

Disconnect.

15

Reception of a clear signal; IR protocol error.

Disconnect.

20

No TPDU PI in the incoming call.

Disconnect.

21

NSAP calling absent or in error.

Disconnect.

22

Attempt to restore an unknown connection.

Disconnect.

23

Call data not compatible or not sufficient.

Disconnect.

24

No call data.

Disconnect.

25

Incoherent call data confirmation.

Disconnect.

26

Data received while waiting for call data confirmation.

Disconnect.

30

Repeat call OK during disconnection procedure.

Disconnect.

31

Clear signal in the "invitation to clear" state.

Re-establishment, then disconnect.

32

Remote side being cleared from network connection.

33

Invitation to clear in the "opened state".

Disconnect.

50

No more logical channels.

Disconnect.

51

No more network connection reference.

Disconnect.

00

Line out of order

All calls in progress are interrupted.

All levels out of order.

Line number.

01

Line in service

Activation of the S-interface and allotment of TEI.

Line number.

02

MPH_indication_activation

(MPH = physical management)

S0-interface is activated (data transfer possible on S0).

Line number.

03

MPH_indication_inactivation

S0-interface is inactivated (data transfer not possible on S0).

Line number.

04

MPH_ind_error1 (signalling an error)

Loss of frame locking or loss of synchronization.

Line number.

05

MPH_ind_error2 (error recovery)

Change into the active status.

Line number.

06

CRC error

The frame is ignored.

Line number.

07

ABORT sequence received

The frame is ignored.

Line number.

08

Rest error

The frame is ignored.

Line number.

09

Overrun/underrun

The frame is ignored.

Line number.

0A

Correct execution + previous frame lost

The frame is ignored.

Line number.

0B

CRC error + previous frame lost

The frame is ignored.

Line number.

0C

ABORT sequence received + previous frame lost

The frame is ignored.

Line number.

0D

Rest error + previous frame lost

The frame is ignored.

Line number.

0E

Overrun + previous frame lost

The frame is ignored.

Line number.

30

Reception of an supervisory frame (F=1) in state 7

Frame is processed.

Line number.

31

Reception of a DM (F=1) in states 7 and 8

Frame is ignored.

Line number.

32

Reception of a UA (F=1) in states 4, 7 and 8

Deletion of TEI.

Line number.

33

Reception of a UA (F=0) in states 4, 5, 6, 7 and 8

Deletion of TEI.

Line number.

34

Reception of a DM (F=0) in states 7 and 8

Re-establishment of level 2.

Line number.

35

Reception of an SABME in states 7 and 8

Transmission of an UA frame and move to state 7.0.

Line number.

36

N200th retransmission of an SABME in state 5

Move to state 4.0.

Line number.

37

N200th retransmission of a DISC in state 6

Move to state 4.0.

Line number.

38

Poll status in state 8

Re-established of level 2.

Line number.

39

N(R) error in states 7 and 8

Re-established of level 2.

Line number.

3A

Reception of an FRMR in states 7 and 8

Re-established of level 2.

Line number.

3B

Reception of a not-used frame (states 4, 5, 7 and 8)

Re-established of level 2 when the state is different from 4.

Line number.

3C

Reception of a not-authorized I-field (states 4 up to 8)

The frame is ignored.

3D

Reception of a frame of the wrong size (states 4 up to 8)

Re-establishment of level 2 when the state is different from 4.

3E

N201 error in states 4 up to 8

Re-establishment of level 2 when the state is different from 4.

Line number.

3F

Reception of a frame with a 1-byte address field (states 4 up to 8)

The frame is ignored.

Line number.

40

Reception of a too small frame (states 4 up to 8)

The frame is ignored.

Line number.

41

Reception of a frame with incorrect SAPI (states 4 up to 8)

The frame is ignored.

Line number.

42

Reception of a frame with address field of more than 2-bytes (all states)

The frame is ignored.

Line number.

43

Reception of a frame with unknown SAPI/TEI combination

The frame is ignored.

Line number.

44

N(S) error in states 7 and 8

The frame is processed.

Line number.

45

Control frame with bit C at 0

The frame is ignored.

Line number.

46

Fixed TEI deletion

Following this event, the user must intervene to reset the ISDN line. The network suspects a double assignment of TEI on the bus.

Line number.

4E

"Multiple frame mode" set

Level 2 moves to state 7.0.

Line number.

4F

"Multiple frame mode" reset

Level 2 moves to state 4.0.

Line number.

60

Outstanding event only for protocol D level.

These are the argument determining the nature of the OEV.

See appendix D of this chapter.

Generally: call clearance.

Appendix D.

90

Contents of obligatory "Ei" not OK (Ei = Element information)

Abort call on ISDN.

Line number.

91

Primary access instead of basic access

Abort call on ISDN.

Line number.

92

No channel B available for new incoming call

Abort call on ISDN.

Line number.

93

"Ei" compatibility of higher layers not compatible

Abort call on ISDN.

Line number.

94

Calling Nr E.164 not in the list + call reject

Abort call on ISDN.

Line number.

95

End of time-out or problem detected by lower layers

Abort call on ISDN.

Line number.

96

Call refused: behaviour of S0 interface

Abort call on ISDN.

Line number.

97

Call refused: select S0 interface

Abort call on ISDN.

Line number.

98

Incoherent position in C10.

Abort call on ISDN.

Line number.

99

Rejection of MLP

Abort call on ISDN.

Line number.

A0

Translation X.121 ---> E.164 KO

Abort call on ISDN.

Line number.

A1

No channel available for outgoing call

Abort call on ISDN.

Line number.

A2

Not more info concerning "call" available

Abort call on ISDN.

Line number.

A3

Max. number of VCs reached

Abort on overflow to another channel

Line number.

A4

Position of "profile" C30 inconsistent

Abort call on ISDN

Line number.

A5

Profile C30 inconsistent

Abort call on ISDN

Line number.

A6

B channel not configured

Abort call on ISDN

Line number.

A7

Failure of multiple backup attempt

Abort call on ISDN

Line number.

A8

Stopping of multiple backup: all attempts have failed

Abort call on ISDN

Line number.

B0

Disconnect indication of a B-channel

Line number (channel D or PLL)

Channel B line nbr. E.164 address of remote user.

B1

Connection indication of a B-channel.

Line number (channel D or PLL). Line number channel B. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).

B2

Connection indication of a B-channel, requested by the remote party.

Line number (channel D or PLL). Line number channel B. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).

B3

Connection failure (local or remote)

Line number (channel D or PLL). Nature of failure¹. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).

B4

Disconnect failure.

Line number (channel D or PLL). Call refer nbr. Channel B line nbr. E.164 @ of remote user.

B5

Total cost of an ISDN call in telephone charge units

• D channel number.

• B channel number. Separator AA. Number of basic charge units relative to ISDN call duration. Number of charge units for (USS, call metering).

01

Rerouting request transmitted transparently (parameter DR2 present; length zero).

Call transmitted transparently.

Line number.

02

Rerouting request refused due to syntax error or parameter not processed.

Transmission of a negative routing report.

Line number.

03

A clear received on a transmitted call due to a rerouting request.

Transmission of a negative routing report.

Line number.

04

A clear received on a transmitted call due to a new X.29 selection or a reconnect command.

Line number.

01

Transmission failure

1B Line number

05

SLL Bridge moving into service

1B Line number

1B Free

1W SLL number

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation

06

SLL Bridge going out of service

1B Number of LAN line

1B Free

1W SLL number

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation

08

ARP IP address error or Ethernet address of Router is duplicated

1B Line number

1B Free

1L IP address of Router

1L IP adress of First station

1L IP address of second station

6B Ethernet address of first station

6B Ethernet address of second station

09

ARP Impossible address resolution

1B Line number

1B Free

1L IP address of Router

1L IP address not resolved

0A

Error on IP Router

1B Number of LAN line

1B Free

1L IP address of Router

1B Error code

0D

IP-Router unknown destination

1B Number of LAN line

1B Free

1L IP address of Router

1L IP address in fault

1L Source IP address of datagram

1B Error code

0 = ICMP net unreachable

1 = ICMP host unreachable

2 = ICMP protocol unreachable

0E

IP-Router time exceeded

1B Number of LAN line

1B Free

1L IP address of router

1L Destination IP address of datagram

1L Source IP address of datagram

1B Error code

0 = ICMP time to live in transit

0F

Error IP-Router SLL

1B Number of LAN line

1B Free

1L IP address of Router

1W SLL number in fault

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Error code

01 = Fast select configuration error

05 = Error in call data

0A = Dynamic connection fault

10

LAN or Wan Interface in service

1B Number of LAN line

1B Free

1L IP address of router

1W SLL number (0 if LAN)

1W DNIC of remote equipment (0 if LAN)

1B ZO of remote equipment (0 if LAN)

1B Remote subscriber (0 if LAN)

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation (0 if LAN)

11

LAN or WAN interface out of order

1B Number of LAN line

1B Free

1L IP address of Router

1W SLL number (0 if LAN)

1W DNIC of remote equipment (0 if LAN)

1B ZO of remote equipment (0 if LAN)

1B Remote subscriber (0 if LAN)

1B Local subscriber (0 if LAN)

1B Number of SLL handler line

1B Type of encapsulation (0 if LAN)

00

Connection established.

Establishment of an SVC.

Line number, DLCI, type of encapsulation received, type of encapsulation negotiated.

01

Connection cleared.

Clearing the SVC.

Line number, DLCI, type of encapsulation received, type of encapsulation negotiated clearing cause and diagnostic code.

02

Unknown DLCI.

Frame ignored.

Line number DLCI.

03

Start regrouping frames.

Line number DLCI.

04

Stop transmission of regrouped frames

Line number DLCI.

05

Positioning congestion bits.

Line number DLCI.

06

Selective discarding.

Line number DLCI.

07

Discard all frames.

Line number DLCI.

08

Discard all framer when the "data frame rejection" threshold is exceeded (C2R3P0)

Line number DLCI.

10

Frame too short.

Frame is ignored.

Line number DLCI.

20

Frame too long

Frame is ignored.

Line number DLCI.

30

Packet received from X.25 too short

Packet ignored

Line number DLCI.

40

Packet received from X.25 too long

Packet ignored

Line number DLCI.

50

Premature end of deblocking, impossible to extract next SEP because remaining number of bytes less than 2

End of packet ignored.

Line number DLCI.

60

Extracted SEP inconsistent, because length (SEP+data) smaller than remaining number of bytes

The grouped frames, as of which the SEP is inconsistent, are ignored

Line number DLCI.

80

Reception of a frame with RFC 1490 encapsulation error

The frame is ignored.

Virtual line number. DLCI No. and the first 7 bytes of the frame received.

81

RFC 1490 too many stuffing errors (>50)

The frame is ignored.

Virtual line number. DLCI No.

8C

CRC error

Frame is ignored.

Line number DLCI.

E0

FR segmenting

Cause of equipment

DLCI number

Virtual line number

Distant address length

Distant address (prefix A or AA) in BCD

E1

Unknown DLCI received

DLCI number in BCD

E2

Unknown DLCI transmitted

DLCI number in BCD

E3

Inconsistant DLCI received

DLCI number in BCD

E4

Inconsistant DLCI transmitted

DLCI number in BCD

E8

Counter-relayer

Number of frames received with CRC error

Last unknown DLCI received

various service classes (see table below)

00

Compression out of order on the VC

Clear when obligatory service otherwise VC setup without compression

See Appendix E

01

Compression in service in the direction: called to caller

Establishment of a VC

See Appendix E

02

Compression in service in the direction: caller to called

Establishment of a VC

See Appendix E

03

Compression in bi-directional service

Establishment of a VC

See Appendix E

04

Reset of the compression function. Reason: internal

See Appendix E

05

Reset of the compression function. Reason: external

See Appendix E

06

Scrambling out of service on VC

Clearing if service is obligatory, otherwise establishment of compression without scrambling

See Appendix E

07

Scrambling in service on VC

Establishment of VC

See Appendix E

08

Grouping of out of service packets on the VC

Clearing if service is mandatory otherwise setup of VC with compression, without grouping

See appendix E

09

Grouping of in service packets on the VC

Setup of VC with compression and grouping

See appendix E

01

Request to connect line in X.121 direction

Line number FF byte, E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No. (FF=not significant).

02

Notification of failure to connect a switched line; local or remote cause

Line number. Nature of failure¹. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No. (FF=not significant)? Failure cause.

03

Notification of connection of switched line already established

Line number FF byte, E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No.

04

Indication of successfull assignment of a switched line connection as part of a DL/PLL changeover or reconnection of DL/PLL

Destination line. Line number of source cause indication. Diagnostic indication.

05

Request to assign an SL for changeover of DL/PLL or reconnection of DL/PLL

Source line number. Destination line number.

06

GPC requests other GPC's to close the SLs not belonging to a bundle having the indicated direction

Number of line having caused the RESET. X.121 address length. X.121 address.

07

Notification of software incident in DLM

Line number. Incident number.

08

Notification of low threshold on a bundle

Bundle number. Number of lines in bundle. List of lines/bundles. Terminator FF.

00

Configurator call.

Wait for keyword

Call request packet.

01

CRC error

Restoral of CONFIG RAM

02

Size too large

Size compressed.

03

EEPROM archiving

Configuration/TF.

04

CONFIG RAM restoral

Clearance

Configuration/TF.

05

Selective reset

Clearance

06

Line creation

Clearance

Line number.

07

Line elimination

Clearance

Line number.

08

Modification of type of line

Clearance

Line number.

09

Network clear/abnormal clear

Clearance

Cause and diagnostic.

0A

Copy of CONFIG RAM into operational RAM

14

Downloading refused owing to absence of user rights

Module number.

15

Downloading refused owing to lack of memory resources for buffer zone

Module number.

16

Start of download

17

Download stopped

Module number.

18

Downloading successful

19

Downloading refused owing to lack of memory resources and RAM < 2 Mbytes

Module number.

1E

Resetting on 'Flash" version

Module number.

1F

Resetting on version downloaded to RAM

Module number.

20

Downloading/uploading of configuration

00

Reception error on frame

The frame is ignored.

01

Protocol error

The frame is ignored.

See appendix F.

02

Reliability error

See appendix F.

03

Passage available

04

Passage unavailable

05

COMPAC system errd of transmission not OK.

Generally problem with clock on interface.

06

PLL context not found DLCI not configured

07

Event on PLL context

See appendix F.

09

Inconsistency in class 13

The default values of profile 84 are used for operation.

a2

No call reference connection available

Call reference number (2 bytes)

Cause of failure (1 byte)

a3

Maximum CV number reached

Call reference number (2 bytes)

Cause of failure (1 byte)

a4

Configuration error at C32

Number of errors (1 at FP)

DLCI number (2 bytes)

Error type (1 byte)

Incorrect value (2 bytes)

DLCI number

Virtual line number

Distant address length

Distant address (prefix A or AA) in B C D

Separator AA

a5

Modified configuration values

Incorrect values configuration parameters list (Be, Bc, CIRmin, strategy)

b0

DLCI disconnection indication

DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b1

Local DLCI connection indication

DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b2

Distant DLCI connection indication

DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b3

Local or distant connection failure

DLCI number

Local or distant failure type

Distant address length

Distant address in B C D

Cause of failure

01

LCP protocol in service

NCP connection

Line number.

02

LCP protocol out of service

NCP disconnection

Line number.

03

IPCP protocol in service

Line number.

04

IPCP protocol out of service

Line number.

05

BRDGCP protocol in service

Line number.

06

BRDGCP protocol out of service

Line number.

07

IPXCP protocol in service

Line number.

08

IPXCP protocol out of service

Line number.

09

CLNPCP protocol in service

Line number.

10

CLNPCP protocol out of service

Line number.

00

RFC 1490 header altered

Frame ignored.

Virtual line number.

04

SSAP incorrect

Frame ignored.

Virtual line number.

05

DSAP incorrect

Frame ignored.

Virtual line number.

06

Received data frame incorrect

Frame ignored.

Virtual line number.

07

U frame too short

Frame ignored.

Virtual line number.

08

Command u frame unknown

Frame ignored.

Virtual line number.

09

Response U frame unknown

Frame ignored.

Virtual line number.

0A

S frame too short

Frame ignored.

Virtual line number.

0B

Command S frame unknown

Frame ignored.

Virtual line number.

0C

Responses S frame unknown

Frame ignored.

Virtual line number.

0D

FRMR frame received

Frame ignored.

Virtual line number.

0E

Incorrect U/S frame length

Frame ignored.

Virtual line number.

0F

Frame received out of sequence

Frame ignored.

Virtual line number.

10

Frame received out of sequence and out of window

Frame ignored.

Virtual line number.

11

Frame received with ML wrong NR

Frame ignored.

Virtual line number.

12

Unknown packed received from QLLC

Frame ignored.

Virtual line number.

13

Unknown event received from QLLC

Frame ignored.

Virtual line number.

80

Virtual line out of service

Clearing of VC

Virtual line number.

81

Call request packet sent

Call sent

Virtual line number.

82

Clear packet sent

Clear

Virtual line number.

83

Correct call request packet received

Sending of call confirmation packet.

Virtual line number.

85

Virtual lin In Service

Raedy for VC setup.

Virtual line number.

87

Clear confirmation received

Virtual line number.

88

Call confirmation received

Virtual line number.

8A

Clear received

Clearing of VC.

Virtual line number.

8B

Number of call attempts exhausted

Clear.

Virtual line number.

8C

Procedure code error in Clear call request packet (code C3 not found in first byte of call-request packet data field)

Clear.

Virtual line.

90

Changeover to data transfer state of QLLC level

Clear sent.

Virtual line number.

C1

Unknown packet received in data transfer (QLLC)

Clear sent.

Virtual line number.

C2

Reception of unknown command packet

Packet ignored.

Virtual line number.

CD

Clearing on QLLC packet not expected

Clear sent.

Virtual line number.

CF

Clear requested by QLLC procedure

Clear sent.

Virtual line number.

D0

Request for setup of VC for station of address x

Call request packet sent.

Virtual line number.