Chapter 50
| IP Routing Commands
Routing Information Protocol (RIP)
– 995 –
Example
This example sets the authentication mode to plain text.
Console(config)#interface vlan 1
Console(config-if)#ip rip authentication mode text
Console(config-if)#
Related Commands
ip rip authentication string (995)
ip rip authentication
string
This command specifies an authentication key for RIPv2 packets. Use the no form to
delete the authentication key.
Syntax
ip rip authentication string key-string
no ip rip authentication string
key-string - A password used for authentication.
(Range: 1-16 characters, case sensitive)
Default Setting
No authentication key
Command Mode
Interface Configuration (VLAN)
Command Usage
◆ This command can be used to restrict the interfaces that can exchange RIPv2
routing information. (Note that this command does not apply to RIPv1.)
◆ For authentication to function properly, both the sending and receiving
interface must be configured with the same password, and authentication
enabled by the ip rip authentication mode command.
Example
This example sets an authentication password of “small” to verify incoming routing
messages and to tag outgoing routing messages.
Console(config)#interface vlan 1
Console(config-if)#ip rip authentication string small
Console(config-if)#
Related Commands
ip rip authentication mode (994)