Juniper T320 Manual page 101

Hardware features
Software features
Copyright © 2015, Juniper Networks, Inc.
SONET channelization (4-port PIC):
4 OC12 channel
16 OC3 channels
48 DS3 channels
672 DS1 channels
974 DS0 channels
SDH channelization (4-port PIC):
4 STM4 channel
16 STM1 channels
48 E3 channels
504 E1 channels
48 DS3 channels (Junos OS Release 10.1 and later)
672 DS1 channels (Junos OS Release 10.1 and later)
974 DS0 channels
Power requirement:
1-port: 0.64 A @ –48 V (30.7 W)
4-port: 1.08 A @ –48V (52 W)
Model number for 1-Port IQE PIC: PB-1CHOC12-STM4-IQE-SFP
Model number for 4-Port IQE PIC: PB-4CHOC12-STM4-IQE-SFP
1-port: Port is numbered 0.
4-port: Ports are numbered:
Top row: 2 and 0 from left to right
Bottom row: 3 and 1 from left to right
Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection
(RED), weighted random early detection (WRED)
Enhanced fine-grained queuing per logical interface. See the Class of Service Feature Guide for
Routing Devices for more information about class of service features.
Subrate and scrambling:
Digital Link/Quick Eagle
Kentrox
Larscom
ADTRAN
Verilink
Packet buffering, Layer 2 parsing
M13/C-bit parity encoding
DS3 far-end alarm and control (FEAC) channel support
Local line, remote line, and remote payload loopback testing
Simple Network Management Protocol (SNMP): OC3 MIB, DS3 MIB, T1 MIB
Dynamic, arbitrary channel configuration
Full bit error rate test (BERT)
Encapsulations:
Circuit cross-connect (CCC)
Translational cross-connect (TCC)
Extended Frame Relay for CCC and TCC
Flexible Frame Relay
Chapter 5: Channelized Enhanced IQ (IQE) PIC Descriptions
85