Juniper Networks T1600 - Manual (Page 44)

One tricolor per port:
• Off—Not enabled
• Green—Online with no alarms or failures
• Yellow—Online with alarms for remote failures
• Red—Active with a local alarm; router has detected a failure
LEDs
• DS1 alarms:
• Alarm indication signal (AIS)
• Loss of frame (LOF)
• Remote alarm indication signal (RAIS)
• 24-hour alarm reporting history maintained for error statistics and failure counts, 15-minute
intervals on all errors
• DS1 error detection:
• Bursty errored seconds (BES)
• CRC errors
• Errored seconds (ES)
• Line errored seconds (LES)
• Loss of framing seconds (LOFS)
• Loss of signal seconds (LOSS)
• Severely errored seconds (SES)
• Severely errored framing seconds (SEFS)
• Unavailable seconds (UAS)
Alarms, errors, and
events
• Layer 2 per-queue and per-channel packet and byte counters
• Layer 2 per-queue and per-channel packet and byte drop counters
Instrumentation
(counters)
Related
Documentation
T1600 PIC Description on page 3 •
• High Availability Features on page 4
• T1600 PIC Combination Limitations on page 18
• T1600 PICs Supported on page 5
Copyright © 2013, Juniper Networks, Inc. 44
T1600 Core Router Interface Module Reference