Appendix A Troubleshooting - ADTRAN ATLAS User Manual

Appendix A
Frame relay link is down.
Potential Cause
Cabling problem
Packet endpoint not mapped From P
Signaling mismatch
Timers not configured
61200263L1-1.1
Troubleshooting
T1
1. Check the ports' alarm status.
2. If the T1 is experiencing LOS, ensure the cable is plugged in.
3. If the cable is plugged in, ensure the pinout is correct. Refer to
the ATLAS User Manual for a correct pinout.
Nx
1. Check DTE port signals and verify that DTR and RTS are active.
2. If signals are inactive, verify V.35 cable is connected to correct
port.
3. If cable is connected, verify external DTE is powered on.
M
ACKET ANAGER
packet endpoint indicates that a physical port is mapped.
From P M
ACKET ANAGER
provided by the carrier and the external DTE.
Verify that frame relay counters and timers are configured as
specified by the frame relay provider. (Counters and timers do not
normally need to be adjusted.)
ATLAS Frame Relay User Manual
Solution
/P E /S
ACKET NDPNTS TATUS
, verify that the Signaling type matches that
, verify that the
A-1