Juniper Networks T1600 - Manual (Page 67)

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
• DS3 alarms:
• Alarm indication signal (AIS)
• Loss of frame (LOF)
• Loss of signal (LOS)
• Phase lock loop (PLL)
• DS3 error detection:
• C-bit code violations (CCV)
• C-bit errored seconds (CES)
• C-bit severely errored framing seconds (CEFS)
• CRC errors
• Excessive zeros (EXZ)
• Far-end block error (FEBE)
• Far-end receive failure (FERF)
• Line errored seconds (LES)
• Parity bit (P-bit) code violations (PCV)
• Parity bit (P-bit) errored seconds (PES)
• Parity bit (P-bit) severely errored framing seconds (PSES)
• Severely errored framing seconds (SEFS)
• Unavailable seconds (UAS)
Alarms, errors, and
events
• Layer 2 per-queue and per-channel packet and byte 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
67 Copyright © 2013, Juniper Networks, Inc.
DS3/E3 Enhanced IQ (IQE) PIC (T1600 Router)