bfd multi-hop authentication-mode
Use bfd multi-hop authentication-mode to configure the authentication mode for multihop BFD control packets.
Use undo bfd multi-hop authentication-mode to restore the default.
Syntax
bfd multi-hop authentication-mode { m-md5 | m-sha1 | md5 | sha1 | simple } key-id { cipher cipher-string | plain plain-string }
undo bfd multi-hop authentication-mode
Default
No authentication is performed.
Views
System view
Predefined user roles
network-admin
Parameters
m-md5: Specifies the Meticulous MD5 algorithm.
m-sha1: Specifies the Meticulous SHA1 algorithm.
md5: Specifies the MD5 algorithm.
sha1: Specifies the SHA1 algorithm.
simple: Specifies the simple authentication mode.
key-id: Sets the authentication key ID in the range of 1 to 255.
cipher: Sets a ciphertext password.
cipher-string: Sets the ciphertext password, which is a case-sensitive string of 33 to 53 characters.
plain: Sets a plaintext password.
plain-string: Sets the plaintext password, which is a case-sensitive string of 1 to 16 characters.
Usage guidelines
Use this command to enhance BFD session security.
For security purposes, all authentication passwords, including passwords configured in plain text, are saved in cipher text.
Examples
# Configure the simple authentication mode for multihop BFD control packets, setting the authentication key ID to 1 and password to 123456.
<Sysname> system-view [Sysname] bfd multi-hop authentication-mode simple 1 plain 123456