Command Reference Guide

Command Reference Guide Tunnel Configuration Command Set
5991-2114 © Copyright 2005 Hewlett-Packard Development Company, L.P. 797
ip ospf authentication [message-digest | null]
Use the ip ospf authentication command to authenticate an interface that is performing OSPF
authentication.
Syntax Description
message-digest Optional. Selects message-digest authentication type.
null Optional. Specifies that no authentication is used.
Default Values
By default, this is set to null (meaning no authentication is used).
Command Modes
(config-interface)# Interface Configuration Mode
Valid interfaces include: Ethernet (eth 0/1), PPP virtual interfaces (ppp 1), HDLC
virtual interfaces (hdlc 1), Frame Relay virtual sub-interfaces (fr 1.20), tunnel
interfaces (tunnel 1), and VLAN interface (vlan 1).
Usage Examples
The following example specifies that no authentication will be used on the tunnel interface:
(config)#interface tunnel 1
(config-tunnel 1)#ip ospf authentication null