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Process Overview: Routing Protocol Configuration
Configuring OSPF
13-42
Syntax Description
Command Syntax of the “no” Form
The “no” form of this command disables authentication for an OSPF area:
no area area-id authentication {simple | message-digest}
Command Type
Router command.
Command Mode
Router configuration: Matrix>Router(config-router)#
Command Defaults
None.
Example
This example shows how to enable MD5 authentication on OSPF area 10.0.0.0:
13.1.2.16area stub
Use this command to define an OSPF area as a stub area. This is an area that carries no external
routes.
routes.
area area-id stub [no-summary]
area-id
Specifies the OSPF area in which to enable authentication.
Valid values are decimal values or IP addresses.
Valid values are decimal values or IP addresses.
simple
Enables simple text authentication. Simple password
authentication allows a password (key) to be configured per
area. Routers in the same area that want to participate in the
routing domain will have to be configured with the same
key.
authentication allows a password (key) to be configured per
area. Routers in the same area that want to participate in the
routing domain will have to be configured with the same
key.
message-digest
Enables MD5 authentication on the OSPF area indicated by
the area-id.
the area-id.
Matrix>Router(config)#router ospf 1
Matrix>Router(config-router)#area 10.0.0.0 authentication message-digest