Channelized Stm1 Iq Pic - Juniper M20 Pic Manual

M20 Internet Router PIC Guide

Channelized STM1 IQ PIC

Software release
Description
Hardware features
Software features
Cables and connectors
LEDs
32
Channelized STM1 IQ PIC
JUNOS 5.7 and later
One STM1 port
Power requirement: 0.39 A @ 48 V (18.6 W)
Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface
Channelization: STM1c, fractional E1, framed and unframed DS0
Packet buffering, Layer 2 parsing
Local and remote loopback testing
Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection
(RED), weighted random early detection (WRED)
SNMP: SONET/SDH MIB, T1/E1 MIB
Dynamic, arbitrary channel configuration
Full bit error rate test (BERT) patterns at E1 and DS0 levels
Encapsulations:
High-Level Data Link Control (HDLC)
Frame Relay
Circuit cross-connect (CCC)
Translational cross-connect (TCC)
Point-to-Point Protocol (PPP)
Duplex SC/PC connector (Rx and Tx); single-mode intermediate-reach fiber
One tricolor per port:
Off—Not enabled
Green—Online with no alarms or failures
Amber—Online with alarms for remote failures
Red—Active with a local alarm; router has detected a failure