Cisco OSPF Command and Configuration Handbook

Chapter 2. OSPF Area Commands

area area-id authentication

Note

This command requires the following additional commands:

For a physical interface: ip ospf authentication-key password (see Section 19-2) For a virtual link if authentication is used in area 0: area transit-area virtual-link router-id authentication-key password (see Section 2-17)

Syntax Description:

• area-id—. OSPF area ID. This value can be entered as a decimal number in the range of 0 to 4,294,967,295 or in IP address format in the range 0.0.0.0 to 255.255.255.255. This command will enable simple password authentication in the indicated OSPF area. By default, authentication is not enabled.

• transit-area—. The OSPF area across which the virtual link is configured.

• password—. Clear-text password ...