Command:

ip authentication key-chain eigrp


Mode:

Router(config-if)#


Syntax:

ip authentication key-chain eigrp as-number key-chain
no ip authentication key-chain eigrp as-number key-chain

 

Syntax Description:

as-number Autonomous system number to which the authentication applies.
key-chain Name of the authentication key chain.

 

Command Description:

To enable authentication of Enhanced IGRP (EIGRP) packets, use the ip authentication key-chain eigrp command in interface configuration mode. To disable such authentication, use the no form of this command.

No authentication is provided for EIGRP packets by default.


Example:

The following example applies authentication to autonomous system 2 and identifies a key chain named SPORTS:

Router(config-if)#ip authentication key-chain eigrp 2 SPORTS


Misconceptions:

None


Related Commands:

accept-lifetime
ip authentication mode eigrp
key
key chain
key-string
send-lifetime

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