IBM ATM OC-3c manual State Possible Causes Possible Solutions Invalid Request

D-12APPENDIX D: TROUBLESHOOTING

Table D-4Last LEC Failure Reason

State	Possible Causes	Possible Solutions
None	The LEC is either	None required.
	inactive or has
	successfully completed
	the operation.

Table D-4Last LEC Failure Reason (continued)

State	Possible Causes	Possible Solutions
Invalid Request	The LEC may be	Check the underlying
Parameters	requesting a resource	media for both the
	that is on an ELAN	ELAN and the LEC
The LES/LECS has	which has a different	requesting the service.
rejected a request	LAN type to the LEC.

Timeout

A task could not be completed within its allotted time frame.

The software has been set up to use a LECS, but a LECS is either not present on the network or broken.

The LES for the ELAN is not functioning correctly

If there is a LECS on your network, ensure that it is operational and on part of the network that can be accessed by the ATM Module.

If a LECS is not present on the network, you must enter the LES Address for each ELAN manually using the ATM VLAN Setup Screen (see “Extending VLANs into the ATM Network” on page 8-4).

Contact Technical Support.

from the LEC
because the request	The frame size used	Check the frame sizes
parameters were	could be wrong.	being used.
incompatible with
the ELAN.
Duplicate LAN	The LES has received a	Ensure that MAC
Destination	request from a LEC	addresses are unique.
	which contains a MAC
A destination source	address already
MAC address	registered to another
duplicates a	LEC on the same ELAN.
previously registered
MAC address.	You may have
	accidentally entered the
	same MAC addresses
	twice.
(continued)

Undefined Error	Unknown.	Contact Technical
An error has		Support.
occurred but no
cause can be
identified.
Version Not	The LANE services you	Ensure that the LANE
Supported	are trying to connect	Services use LANE 1.0.
LANE 1.0 not	to, do not support
	LANE version 1.0.
supported.
(continued)