Displaying System Information
7-18
Table 7-2. Health and Status Messages (1 of 5)
Message
What It Indicates
System Operational
This message appears when
there are no status messages
to report.
Power Supply Alarm
A power supply or fan tray
problem is detected on the
system.
LOS at Network n
A Loss of Signal (LOS)
condition is detected on
Network Interface 1 or 2.
Clears when the ratio of ones
to zeros received is greater
than or equal to 12.5%.
1. Network cable problem.
2. No signal is being
3. T1 facility problem.
LOS at DSX ss-p
A Loss of Signal (LOS)
condition is detected on the
DSX-1 interface in slot ss ,
port p . Clears when the ratio of
ones to zeros received is
greater than or equal to
12.5%.
1. DSX-1 cable problem.
2. No signal being transmitted
OOF at Network n
An Out of Frame (OOF)
condition is detected on
Network Interface 1 or 2.
1. Incompatible framing format
2. Network cabling problem.
3. T1 facility problem.
April 1999
transmitted at the far-end
T1 access unit.
from the DTE.
between the network and
the T1 access unit.
What To Do
No action needed.
1. Check that the power
supply or fan tray is
mounted correctly in the
housing.
2. Contact your service
representative.
1. Check that the network
cable is securely attached
at both ends.
2. Check far-end T1 access
unit status.
3. Contact your network
provider.
1. Check that the DSX-1 cable
is securely attached at both
ends.
2. Check the DTE status.
1. Check that the framing
format for the network
interface is correct.
2. Check that the network
cable is securely attached
at both ends.
3. Contact your network
provider.
9161-A2-GH30-40