Cisco Cisco IOS Software Release 12.2(27)SBC

To configure a password for the RADIUS authentication request to retrieve the tunnel configuration that 
is based on the remote tunnel hostname, use the vpdn tunnel authorization password command in 
global configuration mode. To return to the default password, use the no form of this command.

vpdn tunnel authorization password password 

no vpdn tunnel authorization password password 

The password is set to “cisco.”

Global configuration

This command can be used on either theLayer 2 Tunnel Protocol (L2TP) network access server (NAS) 
or L2TP tunnel server when remote RADIUS tunnel authentication is enabled.

The following example shows how to set the password to configure the tunnel server to enable remote 
RADIUS tunnel authentication and authorization and set the password to mypassword:

Router(config)# aaa authorization network mymethodlist group VPDN-Group 

Router(config)# vpdn tunnel authorization network mymethodlist

Router(config)# vpdn tunnel authorization virtual-template 10

Router(config)# vpdn tunnel authorization password mypassword

Character string, which is truncated after 25 characters.

12.2(15)B

This command was introduced.

12.3(4)T

This command was integrated into Cisco IOS Release 12.3(4)T.

12.2(28)SB

This command was integrated into Cisco IOS Release 12.2(28)SB.

Enables the L2TP tunnel server or NAS to perform remote 
AAA tunnel authentication and authorization.