ATM2 OC12/STM4 IQ PICs
Left: 1-port ATM2 OC12/STM4 IQ PIC; Right: 2-port ATM2 OC12/STM4 IQ PIC
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1-port: JUNOS 8.5 and later (Type 1)
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2-port: JUNOS 8.5 and later (Type 2)
Software release
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One or two OC12 ports
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Power requirement: 0.52 A @ 48 V (25 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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Complies with ATM and SONET/SDH standards
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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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ATM2 IQ 1-port OC12 PICs have one 3010 SAR for segmentation and reassembly into
53-byte ATM cells; ATM2 IQ 2-port OC12 PICs have dual 3010 SAR
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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
ATM2 OC12/STM4 IQ PICs ■ 23
ATM2 OC12/STM4 IQ PICs
