Installation and Configuration Guide
BPX Node Specifications
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Table Of Contents

BPX Node Specifications

ATM Trunk Interface (BXM-T3/E3 Cards)

ATM Trunk Interface (BXM-15zM-622 Cards)

ATM T3 Trunk Interface (BNI-T3, LM-3T3)

ATM E3 Trunk Interface (BNI-E3, LM-3E3)

ATM OC3 Trunk Interface (BNI-OC3, LM-OC3)

ATM Service Interface (BXM-T3/E3 Cards)

ATM Service Interface (BXM-155 Cards)

ATM Service Interface (BXM-622 Cards)

ATM Service Interface (ASI-1, LM-2T3)

ATM Service Interface (ASI-1, LM-2E3)

ATM Service Interface (ASI-2, LM-OC3)


BPX Node Specifications

This chapter lists information for the BPX system specifications. For the latest information, refer to Cisco online documents.

System Capacity:

1 shelf with 15 card slots.
Requires 1 or 2 dedicated slot(s) for BCC card.
Requires 1 dedicated slot for ASM card.

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, nonblocking.

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 colocated IGX node or CPE.

Cabinet Size:

22.75 inches (57.8 cm) high
19.0 inches (48.25 cm) wide
27.0 inches (68.6 cm) deep

Weight, approx:

73 lb. (33.2 kg.) empty BPX shelf, w/fans but no PS.
6 lb. (2.7 kg.) each card.
18 lb. (8.2 kg.) empty AC Power Supply Tray.
16 lb. (7.3 kg.) each AC Power Supply.
2 lb. (0.9 kg.) each DC Power Entry module.

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.
DC system: -42 to -56 VDC.

Power Requirements:

AC BPX-15: 13 A at 180 VAC (2300 VA).
DC BPX-15: 40 A at -42 VDC (1680W).

Input Power Connector:

AC: 3-conductor IEC receptacle. 8 feet (2.4 m.) power cord supplied.
DC: 3 Ring lug screw terminal connectors.

Circuit Breakers:

AC: 15 A on AC power supply assembly.
DC: 40A on power entry module.

Fuses:

Individual Backplane Card slot fuses, F1 through F3 for Fans 1 through 3, and F4 through F18 for card slots 1 through 15, 5A-120VAC rating.

Operating Environment:

Operating Conditions are listed in Table 30-1.

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.


Table 30-1 Ambient Temperature and Humidity Limits 

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 55%

(noncondensing)

Short-Term Relative Humidity

10% to 80%

(noncondensing)

1 Room temperature refers to conditions at a location 5 feet above the floor and 15 inches in front of the equipment.


ATM Trunk Interface (BXM-T3/E3 Cards)

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 (PLCP mode)

104268 cells per second (HEC/Direct mode)

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 mode,

-framing:

Framing for T3, C bit parity per ANSI T1.107/107A

-port alarm processing

RDI (yellow alarm) and AIS

—

Port Interface, port (UNI) mode:

—

—

ATM Layer Protocol:

LMI, ILMI

Port Alarm Processing:

LOS, LOF

Connector:

SMB


ATM Trunk Interface (BXM-15zM-622 Cards)

Line Rate:

622.08 Mbps

 

Line Code:

NRZ

 

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 per second

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:

SMF IR ~20 KM

 

SMF LR ~40 KM

Indicators:

Card status

Port status


ATM T3 Trunk Interface (BNI-T3, LM-3T3)

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 per second

Alarms Sent:

Remote

Alarms Received:

AIS
Loss of Signal
Remote
Loss of Framing

Line Errors Counted:

BPV
Parity Bit Errors

Jitter:

Meets ACCUNET T45 specification (Pub 54014)

Connector:

75 ohm BNC

Recommended Cable Lengths:

450 feet (150 m.) to a DS3 crossconnect

Indicators:

Card status
Port status


ATM E3 Trunk Interface (BNI-E3, LM-3E3)

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
Loss of Signal
Remote Alarm Indication
Loss of Framing

Line Errors Counted:

BPV
Parity Bit Errors

Connector:

75 ohm BNC

Max. E3 Cable Lengths:

100 meters. Cabling must not exceed -6 dB/1000 feet at E3 rates. Cisco supplies cable with a maximum attenuation of 7 dB/1000 feet, but the maximum cable length must not exceed 100 meters.

Indicators:

Card status
Port status


ATM OC3 Trunk Interface (BNI-OC3, LM-OC3)

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:

< 0.1 UI p-p, < 0.01 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 KM
KM SMF IR ~20
KM SMF LR ~40 KM

Indicators:

Card status
Port status

 

ATM Service Interface (BXM-T3/E3 Cards)

Capacity:

8 or 12 ports per card

Interface:

DS3/T3/E3

Line Rate:

DS3 44.736 Mbs, E3 34.368 Mbps

No. of channels per card:

16,000

No. of channels per node:

 

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


ATM Service Interface (BXM-155 Cards)

Capacity:

4 or 8 ports per card

Interface:

OC-3c/STM-1

Line Rate:

155.52.08 Mbps

No. of channels per card:

16,000

No. of channels per node:

 

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


ATM Service Interface (BXM-622 Cards)

Capacity:

1 or 2 ports per card

Interface:

OC-12/STM-4

Line Rate:

622.08 Mbps

No. of channels per card:

16,000/60,000

No. of channels per node:

 

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


ATM Service Interface (ASI-1, LM-2T3)

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 to 255 (UNI), 0 1to 023 (NNI)

VCI Addressing Range:

1 to 4095

Queues:

32, 16 per line (port) includes CBR, VBR, and ABR queues


ATM Service Interface (ASI-1, LM-2E3)

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 to 255 (UNI), 0 to 1023 (NNI)

VCI Addressing Range:

1 to 4095

Queues:

32, 16 per line (port) includes CBR, VBR, and ABR queues


ATM Service Interface (ASI-2, LM-OC3)

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 to 255 (UNI), 0 to 1023 (NNI)

VCI Addressing Range:

1 to 4095

Queues: