|
This appendix lists the BPX system specifications for Release 8.2.
System Capacity: | 1 shelf with 15 card slots. |
Network Interface: | Asynchronous T3 with Physical Layer Convergence Protocol (see also T3 Interface spec). |
| Unchannelized E3 with StrataCom T3-E3 Interface Module |
Network Trunks: | 32 per node max. |
Network Interface Protocol: | ATM layer with 53-byte cell using StrataCom Transmission Interface or UNI header (selectable). |
Cell Switching: | Crosspoint switch matrix, non-blocking. |
Switch Capacity: | 9.6 Gbps. |
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 - 264 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 | 20% 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. |
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 StrataCom 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. |
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: | 900 feet (275 m.) using specified cable. |
Indicators: | Card status. |
Line Rate: | 155.52 Mbps |
|
Line Code: | NRZ |
|
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 |
|
Port Interface: | LMI, ILMI |
|
ATM Cell Rate: | 353,208 cells/sec. |
|
Jitter: | < 0.01 UI p-p, < 0.1 UI rms | |
ATM Layer Protocol: | LMI, ILMI |
|
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 |
|
Max. Cable Lengths: | MMF ~ 2 | |
Indicators: | Card status. |
|
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: | 1-4095 |
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: | 1-4095 |
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: | 1-4095 |
Queues: | 24, 12 per line (port) includes CBR and VBR queues. |
Posted: Thu Jan 18 14:31:11 PST 2001
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