Configuration procedure

# Configure IP addresses for interfaces. (Details not shown.)

# Configure OSPF.

<RouterA> system-view
[RouterA] ospf 1 router-id 1.1.1.1
[RouterA-ospf-1] area 0
[RouterA-ospf-1-area-0.0.0.0] network 192.1.1.0 0.0.0.255
[RouterA-ospf-1-area-0.0.0.0] quit
[RouterA-ospf-1] quit

# Create a keychain named abc, and specify the absolute time mode for it.

[RouterA] keychain abc mode absolute

# Create key 1 for the keychain abc, specify an authentication algorithm, and configure a key string and the sending and receiving lifetimes for the key.

[RouterA-keychain-abc] key 1
[RouterA-keychain-abc-key-1] authentication-algorithm md5
[RouterA-keychain-abc-key-1] key-string plain 123456
[RouterA-keychain-abc-key-1] send-lifetime utc 10:00:00 2015/02/06 to 11:00:00 2015/02/06
[RouterA-keychain-abc-key-1] accept-lifetime utc 10:00:00 2015/02/06 to 11:00:00 2015/02/06
[RouterA-keychain-abc-key-1] quit

# Create key 2 for the keychain abc, specify an authentication algorithm, and configure a key string and the sending and receiving lifetimes for the key.

[RouterA-keychain-abc] key 2
[RouterA-keychain-abc-key-2] authentication-algorithm hmac-md5
[RouterA-keychain-abc-key-2] key-string plain pwd123
[RouterA-keychain-abc-key-2] send-lifetime utc 11:00:00 2015/02/06 to 12:00:00 2015/02/06
[RouterA-keychain-abc-key-2] accept-lifetime utc 11:00:00 2015/02/06 to 12:00:00 2015/02/06
[RouterA-keychain-abc-key-2] quit
[RouterA-keychain-abc] quit

# Configure GigabitEthernet 1/0/1 to use the keychain abc for authentication.

[RouterA] interface GigabitEthernet 1/0/1
[RouterA-GigabitEthernet1/0/1] ospf authentication-mode keychain abc

[RouterA-GigabitEthernet1/0/1] quit

# Configure IP addresses for interfaces. (Details not shown.)

# Configure OSPF.

<RouterB> system-view
[RouterB] ospf 1 router-id 2.2.2.2
[RouterB-ospf-1] area 0
[RouterB-ospf-1-area-0.0.0.0] network 192.1.1.0 0.0.0.255
[RouterB-ospf-1-area-0.0.0.0] quit
[RouterB-ospf-1] quit

# Create a keychain named abc, and specify the absolute time mode for it.

[RouterB] keychain abc mode absolute

# Create key 1 for the keychain abc, specify an authentication algorithm, and configure a key string and the sending and receiving lifetimes for the key.

[RouterB-keychain-abc] key 1
[RouterB-keychain-abc-key-1] authentication-algorithm md5
[RouterB-keychain-abc-key-1] key-string plain 123456
[RouterB-keychain-abc-key-1] send-lifetime utc 10:00:00 2015/02/06 to 11:00:00 2015/02/06
[RouterB-keychain-abc-key-1] accept-lifetime utc 10:00:00 2015/02/06 to 11:10:00 2015/02/06
[RouterB-keychain-abc-key-1] quit

# Create key 2 for the keychain abc, specify an authentication algorithm, and configure a key string and the sending and receiving lifetimes for the key.

[RouterB-keychain-abc] key 2
[RouterB-keychain-abc-key-2] key-string plain pwd123
[RouterB-keychain-abc-key-2] authentication-algorithm hmac-md5
[RouterB-keychain-abc-key-2] send-lifetime utc 11:00:00 2015/02/06 to 12:00:00 2015/02/06
[RouterB-keychain-abc-key-2] accept-lifetime utc 11:00:00 2015/02/06 to 12:00:00 2015/02/06
[RouterB-keychain-abc-key-2] quit
[RouterB-keychain-abc] quit

# Configure GigabitEthernet 1/0/1 to use the keychain abc for authentication.

[RouterB] interface GigabitEthernet 1/0/1
[RouterB-GigabitEthernet1/0/1] ospf authentication-mode keychain abc
[RouterB-GigabitEthernet1/0/1] quit