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This appendix lists preliminary information for the BPX system specifications for Release 8.4. (Refer to on-line documents for the latest information.)
System Capacity: | 1 shelf with 15 card slots |
Network Interface: | T3, E3, OC3, and OC12 |
Network Trunks: | 32 per node max |
Network Interface Protocol: | ATM layer using 53-byte cell |
Cell Switching: | Crosspoint switch matrix, non-blocking |
Switch Capacity: | 9.6 Gbps or 19.2 Gbps (with BCC-4) |
Slot Rate: | 800 Mbps each, including overhead |
Connection Rate: | 20 million cell connections/sec. between slots |
Classes of Service: | 32 queues per port, assignable |
Clock Sources: | Internal, free-running oscillator, Stratum 3 Phase-locked to any appropriate network interface External input at T1 or E1 rate |
Clock Output: | Single clock output at T1 or E1 rate for synchronizing co-located IPX node(s) or CPE |
Cabinet Size: | 22.75 inches (57.8 cm) high |
Weight, approx.: | 73 lb. (33.2 kg.) empty BPX shelf, w/fans but no PS |
Clearance Requirement: | At least 30 inches front and rear clearance; nominal 12 inch side clearance |
Power Source: | AC system: 180 - 240 VAC, 47 to 63 Hz |
Power Requirements: | AC BPX-15: 13 A at 180 VAC (2300 VA) |
Input Power Connector: | AC: 3-conductor IEC receptacle. 8 feet (2.4 m.) power cord supplied |
Circuit Breakers: | AC: 15 A on AC power supply assembly |
Fuses | Individual Backplane Card slot fuses, F1 through F3 for Fans 1 through 3, and F4 through F18 for card slots 1 through 15, respectively, 5A-120VAC rating |
Operating Environment: | Operating Conditions are listed in Table A-1 |
Shock: | Withstands 10G, 10 ms. at 1/2 sine wave |
Vibration | Withstands 1/4 G, 20-500 Hz |
Heat Transfer to Room: | Up to 7200 BTUs depending on node configuration |
Conditions | Limits | |
---|---|---|
Fahrenheit | Centigrade | |
Operating Temperature
Recommended | +40 to +100 degrees
+68 to + 86 degrees | +4.5 to +38 degrees
+20 to +30 degrees |
Short-Term Temperature1 | +35 to +120 degrees | +1.7 to + 49 degrees |
Operating Relative Humidity | 10% to 80% (non-condensing) | |
Non-Operating Relative Humidity | 5% to 95% (non-condensing) |
1Room temperature refers to conditions at a location 5 feet above the floor and 15 inches in front of the equipment. |
Characteristic: | T3 (DS3) | E3 |
Line Rate | 44.736 Mbps +/- 20 ppm | 34.368 Mbps +/- 20 ppm |
Line Code | B3ZS | HDB3 |
Cell Transfer Rate | 96,000 cells per second | 80,000 cells per second |
Framing | ANSI T1.107, T1.107a | ITU T G804, G.832 |
Signal Level | TA-TSY-000773 (PLCP) | ITU-T G.703 |
Transmission Convergence Sublayer | DS3 PLCP frame format DS3 HEC mapped format | G.832 E3 frame format |
| T3 (DS3) and E3 | |
Port Interface | Trunk or UNI | |
ATM Layer Protocol | LMI, ILMI | |
Port Alarm Processing | LOS, LOF | |
Connector | SMB | |
Indicators | Card status, |
Line Rate | 155.52 Mbps |
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Line Code | NRZ |
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Signal Level | Min dBm | Max dBM |
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MMF LED TX | -22 | -15 |
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MMF LED RX | -31 | -10 |
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SMF IR TX | -15 | -8 |
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SMF IR RX | -34 | -10 |
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SMF LR TX | -5 | 0 |
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SMF LR RX | -34 | -10 |
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Framing Format: | STS-3c, STM-1 |
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Port Interface: | LMI, ILMI |
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ATM Cell Rate: | 353,208 cells/sec. |
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Jitter: | ATM Forum UNI 3.1 |
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ATM Layer Protocol: | LMI, ILMI |
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Port Alarm Processing: | LOS, LOF, LOP, Path AIS, Path Yellow |
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Line Errors Counted: |
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Connector: | SC |
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Max. Cable Lengths: | MMF ~2 KM |
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| SMF IR ~20 KM |
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| SMF LR ~40 KM |
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Indicators: | Card status, |
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Line Rate | 622.08 Mbps |
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Line Code | NRZ |
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Signal Level | Min dBm | Max dBM |
SMF IR TX | -15 | -8 |
SMF IR RX | -28 | -8 |
SMF LR TX | -2 | +2 |
SMF LR RX | -28 | -8 |
Framing Format: | STS-12c, STM-4 | |
Port Interface: | LMI, ILMI | |
ATM Cell Rate: | 1,412,830 cells/sec. | |
Jitter: | ATM Forum UNI 3.1 | |
ATM Layer Protocol: | LMI, ILMI | |
Port Alarm Processing: | LOS, LOF, LOP, Path AIS, Path Yellow | |
Line Errors Counted: |
| |
Connector: | SMF-FC | |
Max. Cable Lengths: | MMF ~2 KM | |
| SMF IR ~20 KM | |
| SMF LR ~40 KM | |
Indicators: | Card status, |
Line Rate: | 44.736 Mbps ± 20 ppm, asynchronous. |
Line Code: | B3ZS. |
Signal Level: | DSX-3. |
Framing Format: | C-bit parity is monitored. No other framing or control bits in the DS3 frame are either altered or monitored. |
Protocol: | Physical Layer Convergence Protocol per AT&T Publication TA-TSY-000772 and 000773. |
ATM Cell Rate: | 96,000 cells/sec. Limited to 80,000 cells/sec. when interfacing with the IPX. |
Alarms Sent: | AIS. |
Alarms Received: | AIS. |
Line Errors Counted: | BPV. |
Jitter: | Meets ACCUNET T45 specification (Pub 54014). |
Connector: | 75 ohm BNC. |
Recommended Cable Lengths: | 900 feet (275 m.) max. using specified cable (end-to-end) |
Indicators: | Card status. |
Line Rate: | 34.368 Mbps ± 20 ppm, asynchronous. |
Line Code: | HDB3. |
Signal Level: | CCITT G.703. |
Framing Format: | CCITT G.804, G.832. |
Port Interface: | 75 ohm unbalanced. |
Barrier: | Fully barriered per EN 41003. |
ATM Cell Rate: | 80,000 cells/sec. |
Jitter: | per CCITT G.823 |
ATM Layer Protocol: | per CCITT I.361 with HEC. |
Port Alarm Processing: | AIS. |
Line Errors Counted: | BPV. |
Connector: | 75 ohm BNC. |
Max. E3 Cable Lengths: | 100 feet (30.5 m.) using specified cable. |
Indicators: | Card status. |
Line Rate: | 155.52 Mbps |
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Line Code: | NRZ |
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Signal Level: | Max | Min |
MMF TX | -8 dBm | -15 dBm |
MMF RX | -8 dBm | -28 dBm |
SMF LR TX | 0 dBm | -5 dBM |
SMF LR RX | -10 dBm | -34 dBm |
Framing Format: | STS-3c, STM1 |
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Port Interface: | LMI, ILMI |
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ATM Cell Rate: | 353,208 cells/sec. |
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Jitter: | < 0.01 UI p-p, < 0.1 UI rms | |
ATM Layer Protocol: | LMI, ILMI |
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Port Alarm Processing: | LOS, LOF, LOP, Path AIS, Path Yellow | |
Line Errors Counted: | Section BIP8, Line BIP24, Line FEBE, Path BIP8, Path FEBE | |
Connector: | MMF SC SMF FC/PC |
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Max. Cable Lengths: | MMF ~ 2 KM | |
Indicators: | Card status. |
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Capacity: | 8 or 12 ports per card. |
Interface: | DS3/T3 or E3 |
Line Rate: | DS3 44.736 Mbs, E3 34.368 Mbps |
No. of channels per card: | 16,000 |
No. of channels per node: |
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VPI Addressing Range: | ATM UNI 3.1 compliant |
VCI Addressing Range: | ATM UNI 3.1 compliant |
Queues: | 16 COS with 32 Virtual Interface (VI) queues |
Capacity: | 4 or 8 ports per card. |
Interface: | OC-3c/STM-1 |
Line Rate: | 155.52 Mbps |
No. of channels per card: | 16,000 |
No. of channels per node: |
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VPI Addressing Range: | ATM UNI 3.1 compliant |
VCI Addressing Range: | ATM UNI 3.1 compliant |
Queues: | 16 COS with 32 Virtual Interface (VI) queues |
Capacity: | 2 ports per card. |
Interface: | OC-12c/STM-4 |
Line Rate: | 622.08 Mbps |
No. of channels per card: | 16,000/32,000 |
No. of channels per node: |
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VPI Addressing Range: | ATM UNI 3.1 compliant |
VCI Addressing Range: | ATM UNI 3.1 compliant |
Queues: | 16 COS with 32 Virtual Interface (VI) queues |
Capacity: | 2 ports per card. |
Interface: | T3 |
Line Rate: | 96,000 cells/sec. |
No. of channels per card: | 1000 |
No. of channels per node: | 1000 or 5000 (grouped) |
VPI Addressing Range: | 0-255 (UNI), 0-1023 (NNI) |
VCI Addressing Range: | 1-65535 |
Queues: | 32, 16 per line (port) includes CBR, VBR, and ABR queues. |
Capacity: | 2 ports per card. |
Interface: | E3 |
Line Rate: | 80,000 cells/sec. |
No. of channels per card: | 1000 |
No. of channels per node: | 1000 or 5000 (grouped) |
VPI Addressing Range: | 0-255 (UNI), 0-1023 (NNI) |
VCI Addressing Range: | 1-65535 |
Queues: | 32, 16 per line (port) includes CBR, VBR, and ABR queues. |
Capacity: | 2 ports per card. |
Interface: | OC3 |
Line Rate: | 353,208 cells/sec. |
No. of channels per card: | 1000 |
No. of channels per node: | 1000 or 5000 (grouped |
VPI Addressing Range: | 0-255 (UNI), 0-1023 (NNI) |
VCI Addressing Range: | 1-65535 |
Queues: |
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Posted: Mon Aug 19 18:04:45 PDT 2002
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