OSPF Commands 749
•
area-id
— The ID of the area (Range: IP address or decimal from 0 –4294967295).
Default Configuration
OSPFv2 is disabled by default.
Command Mode
Interface Configuration (VLAN) mode.
User Guidelines
There are no user guidelines for this command.
Example
console(config-if-vlan1)#ip ospf area 192.168.1.10
ip ospf authentication
Use the ip ospf authentication command in the Interface Configuration mode to set the OSPF
Authentication Type and Key for the specified interface. Use the no form of the command to
return the authentication type to the default value.
Syntax
ip ospf authentication {none | {simple
key
} | {encrypt
key key-id
}}
no ip ospf authentication
• encrypt — MD5 encrypted authentication key.
•
key
— Authentication key for the specified interface. (Range: 8 bytes or less if the
authentication type is
simple
and 16 bytes or less if the type is
encrypt
.)
•
key-id
— Authentication key identifier for the authentication type
encrypt
. (Range: 0–25)
Default Configuration
This command has no default configuration.
Command Mode
Interface Configuration (VLAN) mode.
User Guidelines
Unauthenticated interfaces do not need an authentication key or authentication key ID.