ATM Configuration and Troubleshooting Guide

Troubleshooting
Troubleshooting LAN Emulation
Chapter 9 229
Figure 9-10 Flowchart for Checking Both End Systems’ Status
Start
OK?
OK?
Yes
No
No
Yes
Yes
No
OK?
No
Yes
OK?
No
OK?
Yes
Run ping from source
to destination LEC.
Are source and destination
IP interfaces both up?
Is the destination MAC-to-ATM
Check IP ARP table.
Check LE ARP table.
Are the VPI/VCI numbers
Check that destination system
Check that both systems' IP addresses and
Modify configuration if necessary
Run SAM to reconfigure and
enable the IP interfaces.
subnet masks belong to the same subnet.
Check the end systems are operational and
registered with the correct ELAN.
is operational and registered
with the correct LES/BUS.
to ensure that VC or traffic
resources limits are not exceeded.
Also ensure that traffic
configuration between source
and destination is compatible.
Contact HP.
address mapping displayed?
of the VC displayed?
A
B
D
C
Connection OK.
END.