Chapter 31
BPX Node Specifications
ATM Trunk Interface (BXM-T3/E3 Cards)
Characteristic
Line Rate:
Line Code:
Cell Transfer Rate:
Framing:
Signal Level:
Transmission
Convergence Sublayer:
Port Interface, trunk
mode,
-framing:
-port alarm processing
Port Interface, port (UNI)
mode:
ATM Layer Protocol:
Port Alarm Processing:
Connector:
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001
T3 (DS3)
44.736 Mbps +/- 20 ppm
B3ZS
96,000 cells per second (PLCP mode)
104268 cells per second (HEC/Direct
mode)
ANSI T1.107, T1.107a
TA-TSY-000773 (PLCP)
DS3 PLCP frame format
DS3 HEC mapped format
T3 (DS3) and E3
Framing for T3, C bit parity per ANSI T1.107/107A
RDI (yellow alarm) and AIS
LMI, ILMI
LOS, LOF
SMB
ATM Trunk Interface (BXM-T3/E3 Cards)
E3
34.368 Mbps +/- 20 ppm
HDB3
80,000 cells per second
ITU T G804, G.832
ITU-T G.703
G.832 E3 frame format
Cisco BPX 8600 Series Installation and Configuration
31-3