Juniper Networks Juniper M-series M10i - Manual (Page 31)

■ 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 ■ 31
Channelized T1 IQ PIC