R1(config)#key ch
R1(config)#key chain ccnp
R1(config-keychain)#key 1
R1(config-keychain-key)#key
R1(config-keychain-key)#key-string cisco
R1(config-keychain-key)#int s2/0
R1(config-if)#ip au<
BR>R1(config-if)#ip authentication mode eigrp 1 md5
R1(config-if)#
*Sep 18 17:14:16.042: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.12.2 (Serial2/0) is down: authentication mode changed
R1(config-if)#ip au
R1(config-if)#ip authentication key
R1(config-if)#ip authentication key-chain eigrp 1 ccnp
R1(config-if)#
*Sep 18 17:17:56.462: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.12.2 (Serial2/0) is up: new adjacency
R1(config-if)#
----------------------------
CCNP
R2(config-keychain)#key 1
R2(config-keychain-key)#key
R2(config-keychain-key)#key-string cisco
R2(config-keychain-key)#int s2/0
R2(config-if)#key
R2(config-if)#key au
R2(config-if)#ip au
R2(config-if)#ip au
R2(config-if)#ip authentication mode eigrp 1 ?
md5 Keyed message digest
R2(config-if)#ip authentication mode eigrp 1 md5
R2(config-if)#ip au
R2(config-if)#ip authentication key
R2(config-if)#ip authentication key-chain ?
eigrp Enhanced Interior Gateway Routing Protocol (EIGRP)
R2(config-if)#ip authentication key-chain eigrp 1 ?
WORD name of key-chain
思科视频下载
R2(config-if)#ip authentication key-chain eigrp 1 ccnp
R2(config-if)#int
*Sep 18 17:16:58.754: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.12.1 (Serial2/0) is up: new adjacency
R2(config-if)#int s2/1
R2(config-if)#ip au
R2(config-if)#ip authentication mode ?
eigrp Enhanced Interior Gateway Routing Protocol (EIGRP)
R2(config-if)#ip authentication mode eigrp 1 ?
md5 Keyed message digest
R2(config-if)#ip authentication mode eigrp 1 md5
R2(config-if)#ipa
*Sep 18 17:18:00.314: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is down: authentication mode changed
R2(config-if)#ip au
R2(config-if)#ip authentication ?
key-chain key-chain
mode mode
R2(config-if)#ip authentication key
R2(config-if)#ip authentication key-chain ?
eigrp Enhanced Interior Gateway Routing Protocol (EIGRP)
R2(config-if)#ip authentication key-chain eigrp 1 ?
WORD name of key-chain
R2(config-if)#ip authentication key-chain eigrp 1 ccnp
R2(config-if)#
*Sep 18 17:19:56.586: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is up: new adjacency
R2(config-if)#
*Sep 18 17:20:46.150: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is down: Interface Goodbye received
R2(config-if)#
*Sep 18 17:20:50.570: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is up: new adjacency
R2(config-if)#
*Sep 18 17:21:09.190: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is down: Interface Goodbye received
R2(config-if)#
*Sep 18 17:21:14.226: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 1: Neighbor 192.168.23.3 (Serial2/1) is up: new adjacency
R2(config-if)#
----------------------
ccie认证
R4(config)#key chain
% Incomplete command.
R4(config)#key chain ccna
R4(config-keychain)#key ?
<0-2147483647> Key identifier
R4(config-keychain)#^Z
R4#
*Sep 18 17:24:37.370: %SYS-5-CONFIG_I: Configured from console by console
R4#ping 192.168.34.3
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.34.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 52/93/156 ms
R4#conf t
Enter configuration commands, one per line. End with CNTL/Z.
R4(config)#key ch
R4(config)#key chain
% Incomplete command.
R4(config)#key chain ccnp
R4(config-keychain)#key 1
R4(config-keychain-key)#key
R4(config-keychain-key)#key-string cisco
R4(config-keychain-key)#int s2/0
R4(config-if)#ip au
R4(config-if)#ip authentication mode eigrp 1 md5
R4(config-if)#ip au
R4(config-if)#ip authentication key
R4(config-if)#ip authentication key-chain eigrp ccie
^
% Invalid input detected at '^' marker.
R4(config-if)#ip authentication key-chain eigrp ccnp
^
% Invalid input detected at '^' marker.
R4(config-if)#ip authentication key-chain eigrp 1 ccie
R4(config-if)#^Z
R4#
*Sep 18 17:28:10.166: %SYS-5-CONFIG_I: Configured from console by console
R4#ping 192.168.34.3
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.34.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 52/106/176 ms
R4#
出处：无忧网客联盟