Sonet/Sdh Oc12C/Stm4 Pic - Juniper M20 Pic Manual

M20 Internet Router PIC Guide

SONET/SDH OC12c/STM4 PIC

Software release
Description
Hardware features
Software features
Cables and connectors
LEDs
60
SONET/SDH OC12c/STM4 PIC
JUNOS 3.1 and later
One port
Power requirement: 0.23 A @ 48 V (10.8 W)
Multiplexing and demultiplexing
Rate policing on input
Rate shaping on output
Packet buffering, Layer 2 parsing
SONET/SDH framing
Link aggregation
Alarm and event counting and detection
Dual-router automatic protection switching (APS)
Multiprotocol Label Switching (MPLS) fast reroute
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)
Optical interface support—See Table 16 on page 61
NOTE: To extend the life of the laser, when a PIC is not being actively used with any valid
links, take the PIC offline until you are ready to establish a link to another device. For
information about taking a PIC offline, see the
JUNOS System Basics and Services Command Reference.
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
request chassis pic offline command in the