Juniper-networks M7I Instrukcja Użytkownika Pobierz pdf (Strona 44)

Channelized OC12 IQ PIC (M7i Router)

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Junos OS Release 6.1 and laterSoftware release

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One OC12 port

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Power requirement: 0.23 A @ 48 V (10.8 W)

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Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface

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Channelization: OC3, DS3, DS1, DS0

Description

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Subrate and scrambling:

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Digital Link/Quick Eagle

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Kentrox

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Larscom

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ADTRAN

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Verilink

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Packet buffering, Layer 2 parsing

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M13/C-bit parity encoding

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DS3 far-end alarm and control (FEAC) channel support

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Local and remote loopback testing

Hardware features

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Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection

(RED), weighted random early detection (WRED)

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Simple Network Management Protocol (SNMP): OC3 MIB, DS3 MIB, T1 MIB

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Dynamic, arbitrary channel configuration

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Full bit error rate test (BERT)

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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)

Software features

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Duplex SC/PC connector (Rx and Tx); single-mode fiber

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SONET/SDH OC12/STM4 fixed transceiver:

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Intermediate reach (IR-1)

Optical interface specifications—see SONET/SDH OC12/STM4 Optical Interface Specifications

Cables and connectors

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