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MultiVOIP User Guide Operation & Maintenance
399
E1 Statistics: Field Definitions (cont’d)
Field
Name
Values Description
Receive
Timeslot 16
Alarm
Indication
Signal
Detected alarm indication signal in
timeslot 16 according to ITU-T G.775.
Indicates the incoming time slot 16
contains less than 4 zeros in each of two
consecutive time slot 16 multiframe
periods.
Transmit Line
Short
A short exists between the transmit pair
for at least 32 consecutive pulses.
Transmit Data
Overflow
For use by MTS personnel.
Transmit Slip
Positive
The frequency of the transmit clock is
less than the frequency of the transmit
system interface working clock. A frame
is repeated.
Yellow Alarm Tally since last
reset.
The alarm signal sent by a remote T1/E1
device to indicate that it sees no receive signal
or cannot synchronize on the receive signal.
Status Freeze
Signaling
Active
Signaling has been frozen at the most recent
values due to loss of frame alignment, loss of
multiframe alignment or due to a receive slip.
Loss of
MultiFrame
Alignment
Tally since last
reset.
In D4 or ESF mode, displayed value will
increment if multiframe alignment has been
lost or if loss of frame alignment has been
detected.
Receive
Timeslot 16
Loss of Signal
The time slot 16 data stream contains all zeros
for at least 16 contiguously received time
slots.