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Catalyst 6500 Series Switch Command Reference—Release7.6
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Chapter2 Catalyst 6500 Series Switch and ROM Monitor Commands set mls verify
set mls verify
To enable or disable checksum or packet checking based on packet length, use the set mls verify
command.
set mls verify checksum {enable | disable}
set mls verify length {ip | ipx | both} {minimum | inconsistant} {enable | disable}
Syntax Description
Defaults IP checksum is enabled.
Checking IP and IPX packets based on minimum and inconsistent packet le ngth is ena ble d.
Command Types Switch command.
Command Modes Privileged.
Usage Guidelines The set mls verify command is available on Supervisor Engine 2 (WS-X6K-SUP2-2GE).
If you enable IP checksum or packet checking based on packet leng th, the L ayer 3 AS IC dro ps th e
Layer 3 error packets that it encounters. If you disable this feature, the packets are not dropped.
Note We recommend that you do not disable IP checks u m or pa cket checking based on packet length
unless you have a specific need to pass non-standard packets.
Checking for inconsistent packet length means that the switch checks for an inconsistency between the
physical length of the packet and the length coded in the packet.
checksum Specifies IP checksum.
enable Enables IP checksum.
disable Disables IP checksum.
length Specifies checking IP or IPX packets based on packet length.
ip | ipx | both Specifies the type of packet.
minimum Specifies checking minimum packet length.
inconsistant Specifies checking inconsistent packet length. S ee the “Usage Guidelines”
section for more information.
enable Enables checking IP or IPX packets based on packet length.
disable Disables checking IP or IPX packets based on packet length.