Alcatel Omni Switch/Router User Manual page 1004

Viewing T1/E1 Configuration and Alarm Information
port. An out of frame event occurs when three consecutive frame alignment signals have been
received with an error. The signal will be back in frame when frame alignment signalling is
normal for three consecutive frames.
occurs when a
alarm condition will be removed if the
seconds.
port. A squelch alarm occurs when the line signal level of the input pulse is below a thresh-
old level.
port. A frame bit error occurs when an error bit is detected during the framing process.
been detected on this port. An
(99.9% density) is received for more than 1.5 seconds.
this port. This error occurs when four (4) consecutive
E1
have been received in error or when a frame alignment error has been lost.
on this port. This error occurs when two (2) consecutive
E1
have been received in error, or all bits in time slot 16 are logic 0 for one
frame alignment has been lost.
condition. When a far end
the alarm indication bit set (in time slot 0) back to the local
yellow alarm on
multiframe condition. When a far-end
mits a frame with the alarm indication bit set (in time slot 16) back to the local
error is similar to a yellow alarm on
bad . When the far end
CRC-4
the frame with the E bit cleared.
Page 33-16
. The total number of out of frames events that have been detected on this
. The number of times this port has been in a Red alarm state. A red alarm
port has been in Out-of-Frame (
T1
OOF
. The number of squelch alarm events that have been detected on this
. The number of framing bit error events that have been detected on this
. The number of Alarm Indication Signal (
occurs when an unframed signal with a high density of 1s
AIS
. The number of sub-multiframe events that have been detected on
. The number of
. The number of times the remote end has detected an out-of-frame
port detects an out-of-frame condition, it transmits a frame with
E1
ports.
T1
. The number of times the remote end has detected an out-of-
E1
T1
. The number of times the remote end has received a frame with a
port detects a
E1
. The number times a frame has been received with a bad
) condition for 2.55 seconds. The red
OOF
condition has been absent for at least 16.6
multiframe alignment signals
CRC-4
multiframe events that have been detected
TS16
TS16
port. This error is similar to a
E1
port detects an out-of-multiframe condition, it trans-
ports.
error in the incoming frame, it transmits
CRC-4
) events that have
AIS
multiframe alignment signals
multiframe, or
TS16
port. This
E1
.
CRC-4