Juniper Networks M120 manual E3 IQ PIC

E3 IQ PIC

Software features

Cables and connectors

LEDs

Alarms, errors, and events

Instrumentation (counters)

■Quality of service (QoS) per port: weighted round-robin (WRR), random early detection (RED), weighted random early detection (WRED)

■Simple Network Management Protocol (SNMP): E3 MIB, QoS MIB

■Input policing and output shaping

■Provider-side rate limiting

■Full data link connection identifier (DLCI) range with sparse channel numbering

■Per-DLCI queues with weighted deficit round-robin and strict priority

■Encapsulations:

■High-Level Data Link Control (HDLC)

■Frame Relay

■Circuit cross-connect (CCC)

■Translational cross-connect (TCC)

■Point-to-Point Protocol (PPP)

■JUNOS Release 7.0 or later is required to configure graceful Routing Engine switchover (GRES).

■Standard E3 BNC coaxial cable interfaces

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

■Alarm indication signal (AIS)

■Equipment failure (does not affect service)

■Frame error

■Line code violation

■Loss of signal (LOS)

■Out of frame (OOF)

■Yellow alarm bit (A-bit) disagreements

■Layer 2 per-queue packet and byte counters

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