password (BGP)

To configure Border Gateway Protocol (BGP) to use MD5 authentication, use the password command. To disable this function, use the no from of this command.

password [ auth-key string | string ]

no password [ auth-key string | string ]

Syntax Description

auth-key
(Optional) MD5 authentication key. You can enter an unencrypted (cleartext) key, or one of these values followed by a space and the MD5 authentication key:
  • 0—Specifies an unencrypted (cleartext) key
  • 3—Specifies a 3-DES encrypted key
  • 7—Specifies a Cisco Type 7 encrypted key
The key can be from 1 to 16 characters.
string
(Optional) Neighbor password.

Command Default

None

Command Modes

BGP neighbor configuration mode

Command History

Release
Modification
5.0(3)N1(1)
This command was introduced.

Usage Guidelines

This command requires the LAN Enterprise Services license.

Examples

This example shows how to enable an unencrypted key for a BGP neighbor:

switch(config)# router bgp 101
switch(config-router)# neighbor 192.0.2.1 remote-as 1.2
switch(config-route-neighbor)# password 0 myauthkey
switch(config-route-neighbor)#
 

This example shows how to disable an unencrypted authentication key for a BGP neighbor:

switch(config)# router bgp 101
switch(config-router)# neighbor 192.0.2.1 remote-as 1.2
switch(config-route-neighbor)# no password 0 myauthkey
switch(config-route-neighbor)#
 

Related Commands

Command
Description
show ip bgp
Displays information about BGP routes.