Ntp-Service Authentication-Keyid - H3C S5830V2 Series Command Reference Manual
Network management and monitoring
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Also See for S5830V2 Series:
- Security configuration manual (332 pages) ,
- Configuration manual (318 pages) ,
- Command reference manual (301 pages)
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undo ntp-service authentication enable
Default
NTP authentication is disabled.
Views
System view
Predefined user roles
network-admin
Usage guidelines
You need to enable NTP authentication in networks that require time synchronization security to make
sure that NTP clients are only synchronized to authenticated NTP servers.
To authenticate an NTP server, set an authentication key and specify it as a trusted key.
Examples
# Enable NTP authentication.
<Sysname> system-view
[Sysname] ntp-service authentication enable
Related commands
•
ntp-service authentication-keyid
ntp-service reliable authentication-keyid
•
ntp-service authentication-keyid
Use the ntp-service authentication-keyid command to set an NTP authentication key.
Use the undo ntp-service authentication-keyid command to remove the NTP authentication key.
Syntax
ntp-service authentication-keyid keyid authentication-mode md5 { cipher | simple } value
undo ntp-service authentication-keyid keyed
Default
No NTP authentication key is set.
Views
System view
Predefined user roles
network-admin
Parameters
keyid: Key ID to identify an authentication key, in the range of 1 to 4294967295.
authentication-mode md5 value: Uses the MD5 algorithm for key authentication.
simple: Sets the key as a simple text key.
cipher: Sets the key as a cipher text key.
value: Key value. It is a case-insensitive string of 1 to 73 characters in cipher text, and a case-insensitive
string of 1 to 32 characters in simple text.
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