Juniper Networks M20 Manuel d'utilisateur télécharger pdf (Page 17)

ATM2 OC3/STM1 IQ PIC

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JUNOS 5.5 and laterSoftware release

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Two OC3 ports

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Power requirement: 0.41 A @ 48 V (20 W)

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

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Conforms to ANSI T1.105-1991 and T1E1.2/93-020R1

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ATM and SONET/SDH standards compliant

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Alarm and event counting and detection

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Compatible with well-known ATM switches

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ATM switch ID, which displays the switch IP address and local interface name of the

adjacent Fore ATM switches

Description

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Single 3010 SAR for segmentation and reassembly into 53 byte ATM cells

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High-performance parsing of SONET/SDH frames

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ASIC-based packet segmentation and reassembly (SAR) management and output port

queuing

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64 MB SDRAM memory for ATM SAR

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Packet buffering, Layer 2 parsing

Hardware features

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ATM2 OC3/STM1 IQ PIC

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Juniper Networks M20 Manuel d'utilisateur Page 17