E3 pic (m7i router) – Juniper Networks M7I User Manual
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E3 PIC (M7i Router)
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Junos OS Release 6.0 and later
Software release
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Two E3 ports
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Power requirement: 0.47 A @ 48 V (22.5 W)
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Integrated DSU interoperability
Description
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High-density E3 (34.368-Mbps) connectivity
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High-performance throughput on each port at speeds up to 34.368 Mbps, full duplex
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Scrambling support
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Subrate clocking support
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Rate policing on input
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Rate shaping on output
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Packet buffering, Layer 2 parsing
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Large MTUs, up to 9192 bytes
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Local and remote loopback
Hardware features
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Supports G-751 framing
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E3 diagnostics and loopback control
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E3 alarm and event counting and detection
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DS3 diagnostics and loopback control
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Bit error rate test (BERT); you can configure one port in BERT mode and configure the remaining
channels to transmit and receive normal traffic
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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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Multiprotocol Label Switching (MPLS) circuit cross-connect (CCC)
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Point-to-Point Protocol (PPP)
Software features
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Custom 10 ft (3.05 m) posilock to BNC male cable, separate RX and TX
Cables and connectors
One tricolor per port:
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Off—Not enabled
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Green—Online with no alarms or failures
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Yellow—Online with alarms for remote failures
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Red—Active with a local alarm; router has detected a failure
LEDs
Copyright © 2010, Juniper Networks, Inc.
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M7i Multiservice Edge Router PIC Guide