Channelized OC12 IQ PIC
■JUNOS 5.6 and laterSoftware release
■One OC12 port
■Power requirement: 0.23 A @ 48 V (10.8 W)
■Intelligent queuing (IQ) PICs support fine-grained queuing per logical interface
■Channelization: OC3, DS3, DS1, DS0
Description
■Subrate and scrambling:
■Digital Link/Quick Eagle
■Kentrox
■Larscom
■ADTRAN
■Verilink
■Packet buffering, Layer 2 parsing
■M13/C-bit parity encoding
■DS3 far-end alarm and control (FEAC) channel support
■Local and remote loopback testing
Hardware features
■Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection
(RED), weighted random early detection (WRED)
■Simple Network Management Protocol (SNMP): OC3 MIB, DS3 MIB, T1 MIB
■Dynamic, arbitrary channel configuration
■Full bit error rate test (BERT)
■Encapsulations:
■High-Level Data Link Control (HDLC)
■Frame Relay
■Circuit cross-connect (CCC)
■Translational cross-connect (TCC)
■Point-to-Point Protocol (PPP)
Software features
■Duplex SC/PC connector (Rx and Tx); single-mode fiber
■Optical interface support—See Table 10 on page 31
Cables and connectors
30 ■Channelized OC12 IQ PIC
M20 Internet Router PIC Guide