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E3 IQ PIC
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JUNOS 6.1 and laterSoftware release
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Four E3 ports
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Power requirement: 0.38 A @ 48 V (18 W)
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Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface
Description
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Clear-channel (34.368-Mbps) and subrate E3
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Unframed or ITU G.751 framing
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Data service unit (DSU) functionality
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Subrate and scrambling:
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Digital Link/Quick Eagle
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Kentrox
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HDB3 line encoding
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Full bit error rate test (BERT)
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Local and remote loopback testing
Hardware features
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Quality of service (QoS) per port: weighted round-robin (WRR), random early detection
(RED), weighted random early detection (WRED)
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Simple Network Management Protocol (SNMP): E3 MIB, QoS MIB
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Input policing and output shaping
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Provider-side rate limiting
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Full data link connection identifier (DLCI) range with sparse channel numbering
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Per-DLCI queues with weighted deficit round-robin and strict priority
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Encapsulations:
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High-Level Data Link Control (HDLC)
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Frame Relay
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Circuit cross-connect (CCC)
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Translational cross-connect (TCC)
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Point-to-Point Protocol (PPP)
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JUNOS Release 7.0 or later is required to configure graceful Routing Engine switchover
(GRES).
Software features
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Standard E3 BNC coaxial cable interfacesCables and connectors
38 ■ E3 IQ PIC
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