OSPF Notes - Authentication
Corrections appreciated.
Type 0 : No authentication. This is the default type.
R0(config-if)#ip ospf authentication null
-----
R0(config-router)#area 1 virtual-link 2.2.2.2 authentication null
Type 1 : Clear text authentication
-----
R0(config-if)#ip ospf authentication
- or -
R0(config-router)#area 1 authentication
R0(config-if)