Command Reference Guide

3Com Router 5000 Family and Router 6000 Family display controller t3 ● 117
Command Reference
Time: 0 minute(s), Time past: 0 minute(s)
Bit errors (since test started): 0 bits
Bits received (since test started): 0 Kbits
Bit errors (since latest sync): 0 bits
Bits received (since latest sync): 0 Kbits
Table 1 Description on the fields of the display controller t3 command
Field Description
T3 3/0/0 current state
:UP
Physical state of the interface: up or down
Description : T3 3/0/0
Interface
Description about the interface
Basic Configuration: Basic configurations for the interface
Work mode Operating mode of the interface, CT3 or T3.
cable length Cable length supported by the interface
Frame-format Frame format: C-bit parity or M23
line code B3ZS
Source clock Source clock used by the interface: master or slave
loopback Loopback setting on the interface: local, remote, or payload
Alarm State Alarm state
Receiver alarm state Type of the received alarm: none, LOS, LOF, RAI, or AIS.
If a LOS, LOF, AIS was received, RAI would be sent and the screen
displayed “Transmitter is sending RAI” instead.
MDL state MDL state
No message is sent now. No MDL message is being sent. If an MDL message, path or
idle-signal for example, was being sent, the screen would display
“Message sent now: path. idle signal.”
Message data elements: MDL data elements
EIC: line, LIC: line, FIC:
line, UNIT: line
EIC, LIC, FIC, and UNIT are four elements present in all types of MDL
messages. Their values are user configurable and default to line.
FI: line, PORT_NO: line,
GEN_NO: line
FI is found in MDL path messages, PORT_NO in MDL idle signal
messages, and GEN_NO in MDL test signal messages. Their values
are user configurable and default to line.
Periodical detection is
disabled.
Periodical detection of MDL is disabled. This is the default applied
upon the start-up of the router.
When the function is enabled, the screen displays:
Periodical detection is enabled.
No message was received.
When MDL messages are detected, the screen displays:
Message received now: path.idle signal.
EIC: line, LIC: line, FIC: line, UNIT: line
path/FI: line
idle Signal/PORT_NO: line
FEAC state FEAC state
No code is sent now.
DS3 Line Loop Back
Deactivate was last sent.
No FEAC signal is sent. The FEAC signal sent last time is DS3 Line
Loop Back Deactivate.
Periodical detection is
enabled, no code
received now.
Periodical detection of FEAC is enabled. This is the default applied at
the startup of the router.
No FEAC signal is received now.
DS3 Line Loop Back
Deactivate last received.
The FEAC signal received last time is DS3 Line Loop Back Deactivate.
BERT state:(stopped, not
completed)
BERT state: completed, stopped (not completed), or running.