Juniper-networks M7I Instrukcja Użytkownika Pobierz pdf (Strona 16)

ATM2 DS3 IQ PIC (M7i Router)

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Junos OS Release 6.1 and laterSoftware release

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Four DS3 ports

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Power requirement: 0.41 A @ 48 V (20.0 W)

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

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ATM standards compliant

Description

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16-MB SDRAM memory for ATM segmentation and reassembly (SAR)

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ATM switch ID

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Configurable framing options:

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C-bit with ATM direct mapping

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C-bit with Physical Layer Convergence Protocol (PLCP) framing (default)

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M23 ATM direct mapping

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M23 with PLCP framing

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Internal and loop timing

Hardware features

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Per-virtual circuit (VC) and per-virtual path (VP) traffic shaping

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Unspecified bit rate (UBR) traffic shaping

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Fine-grained variable bit rate (VBR) traffic shaping

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Circuit cross-connect (CCC)

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ATM Inverse Address Resolution Protocol (ARP), which enables routers to automatically learn

the IP address of the router on the far end of an ATM permanent virtual circuit (PVC)

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Simple Network Management Protocol (SNMP):

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Management Information Base (MIB) 2 (RFC 1213)

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ATM MIB (RFC 1695)

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SONET MIB

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AAL5 encapsulations:

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ATM-VC-MUX

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ATM-NLPID

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ATM-Cisco-LLPID

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ATM-SNAP

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ATM-CCC-VC-MUX

Software features

Coaxial:

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10 ft (3.05 m) posilock SMB to BNC (provided)

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Four pairs of Rx and Tx coaxial cables

Cables and connectors

M7i Multiservice Edge Router PIC Guide

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