EIGRP Authentication


R1(config)#interface gig 0/0
R1(config-if)#ip address 192.168.1.1 255.255.255.0

R1(config)#router eigrp 1
R1(config-router)#network 192.168.1.0

R2(config)#interface gig 0/0
R2(config-if)#ip address 192.168.1.2 255.255.255.0

R2(config)#router eigrp 1
R2(config-router)#network 192.168.1.0

R1(config)#key chain CCNA_AND_CCNP
R1(config-keychain)#key 1
R1(config-keychain-key)#key-string CCNA_AND_CCNP

R1(config)#interface gig 0/0
R1(config-if)#ip authentication mode eigrp 1 md5
R1(config-if)#ip authentication key-chain eigrp 1 CCNA_AND_CCNP


R2(config)#key chain CCNA_AND_CCNP
R2(config-keychain)#key 1
R2(config-keychain-key)#key-string CCNA_AND_CCNP

R2(config)#interface gig 0/0
R2(config-if)#ip authentication mode eigrp 1 md5
R2(config-if)#ip authentication key-chain eigrp 1 CCNA_AND_CCNP

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