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7-19
9161-A2-GH30-30
April 1998
Table 7-2. Health and Status Messages (2 of 5)
Message What To DoWhat It Indicates
OOF at DSX
ss-p
An Out of Frame (OOF)
condition is detected on the
DSX-1 interface in slot
ss
,
port
p
.
1. Incompatible framing format
between the DTE and the
T1 access unit.
2. DSX-1 cabling problem.
1. Check that the framing
format for the DSX-1 (DTE)
interface is correct.
2. Check that the DSX-1 cable
is securely attached at both
ends.
AIS at Network
n
An Alarm Indication Signal
(AIS) is received by Network
Interface 1 or 2. AIS is an
unframed, all ones signal.
1. Upstream T1 access unit is
transmitting AIS (keep-alive
signal).
2. The network is transmitting
an AIS.
1. Check status of upstream
T1 access unit(s).
2. Report problem to carrier.
AIS at DSX
ss-p
An Alarm Indication Signal
(AIS) is received by the DSX-1
interface in slot
ss
, port
p
. AIS
is an unframed, all ones
signal.
Check the DTE attached to
the DSX-1 interface.
EER at Network
n
The error rate of the received
network signal exceeds the
currently configured threshold.
This condition only occurs if
Network Interface 1 or 2 is
configured for ESF framing.
This condition clears when the
error rate falls below the
threshold value.
Contact network provider.
Yellow at Network
n
A yellow alarm signal is
received on Network
Interface 1 or 2.
1. Network cable problem.
2. Far-end T1 access unit has
lost framing sync on the T1
line.
3. T1 facility problem.
1. Check that your network
cable is securely attached
at both ends.
2. Check the status of the
far-end device.
3. Contact your network
provider.