一、接口认证配置
R1:
[r1]int g0/0/0
[r1-GigabitEthernet0/0/1]ospf authentication-mode simple aa@bb
R2:
[r2]int g0/0/0
[r2-GigabitEthernet0/0/1]ospf authentication-mode simple aa@bb
二、区域认证配置
R2:
[r2]ospf 100
[r2-ospf-100]area 1
[r2-ospf-100-area-0.0.0.1]authentication-mode simple aa@bb
R3:
[r3]ospf 100
[r3-ospf-100]area 1
[r3-ospf-100-area-0.0.0.1]authentication-mode simple aa@bb