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■JUNOS 6.1 and laterSoftware release
■Four E3 ports
■Power requirement: 0.38 A @ 48 V (18 W)
■Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface
Description
■Clear-channel (34.368-Mbps) and subrate E3
■Unframed or ITU G.751 framing
■Data service unit (DSU) functionality
■Subrate and scrambling:
■Digital Link/Quick Eagle
■Kentrox
■HDB3 line encoding
■Full bit error rate test (BERT)
■Local and remote loopback testing
Hardware features
■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).
Software features
■Standard E3 BNC coaxial cable interfacesCables and connectors
40 ■E3 IQ PIC
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