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■Quality of service (QoS) per channel: weighted round-robin (WRR), random early detection
(RED), weighted random early detection (WRED)
■SNMP: T1 MIB and DS0 MIB
■Dynamic, arbitrary channel configuration
■Full bit error rate test (BERT) patterns at T1 and DS0 levels
■Encapsulations:
■High-Level Data Link Control (HDLC)
■Frame Relay
■Circuit cross-connect (CCC)
■Translational cross-connect (TCC)
■Point-to-Point Protocol (PPP)
Software features
■120-ohm RJ-48C connector (female)Cables and connectors
One tricolor per port:
■Off—Not enabled
■Green—Online with no alarms or failures
■Amber—Online with alarms for remote failures
■Red—Active with a local alarm; router has detected a failure
LEDs
■Alarm indication signal (AIS)
■Remote defect indication (RDI)
■Loss of frame (LOF)
■Loss of signal (LOS)
■Bipolar violation (BPV)
■Excessive zero (EXZ)
■Line code violation (LCV)
■Error seconds (ES)
■Severely errored seconds (SES)
■Severely errored frames (SEF)
■Bit error event (BEE)
Alarms, errors, and
events
■Layer 2 per-queue and per-channel packet and byte counters
■24–hour history or error counter updated at 15–minute intervals
Instrumentation
(counters)
Channelized T1 IQ PIC ■35
Channelized T1 IQ PIC