
Troubleshooting Guide 5-7
AB
Was the router able to ping the unreachable device?
YN
Type in: clear arp
Press Return.
Type in:
ping IP_ address
where IP_address is the IP address of the unreachable device.
Press Return.
Was the router able to ping the unreachable device?
YN
Type in:
show config
Check the display to see if the IP address and subnet mask are set correctly for the E1 interface. Both the
E1 interface and the unreachable device must be on the same network/subnet.
Correct as necessary and try to ping the unreachable device again.
Was the router able to ping the unreachable device?
YN
Call Cabletron Technical Support.
Type in:
ping IP_ address
where IP_address is the IP address of the PC.
Press Return.
Can the router ping the PC?
YN
Type in:
show config
Check the display to see if the IP address and subnet mask are set correctly for the E0 interface. Both the
E1 interface and the unreachable device must be on the same network/subnet
Correct as necessary and try to ping the unreachable device again.
Was the router able to ping the PC?
YN
Call Cabletron Technical Support.
Can the PC ping the unreachable device?
YN
Call Cabletron Technical Support.
Congratulations, the problem is solved.
Can the PC ping the unreachable device?
YN
Call Cabletron Technical Support.
Congratulations, the problem is solved.
Check the unreachable device for problems. Make sure that the default gateway of the unreachable device is set to the same
IP address as that of the router E1 interface. Call Cabletron Technical Support if the problem is not solved.
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