H3C Technologies H3C SecBlade LB Cards - Manual (Page 137)

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Step Command Remarks
3. Configure an NTP
authentication key.
ntp-service authentication-keyid
keyid authentication-mode md5
[ cipher | simple ] value
By default, no NTP authentication
key is configured.
Configure the same authentication
key on the client and server.
4. Configure the key as a trusted
key. ntp-service reliable
authentication-keyid keyid By default, no authentication key is
configured to be trusted.
To configure NTP authentication for a multicast server:
Step Command Remarks
1. Enter system view. system-view N/A
2. Enable NTP authentication. ntp-service authentication enable
By default, NTP authentication is
disabled.
3. Configure an NTP
authentication key.
ntp-service authentication-keyid
keyid authentication-mode md5
[ cipher | simple ] value
By default, no NTP authentication
key is configured.
Configure the same authentication
key on the client and server.
4. Configure the key as a trusted
key.
ntp-service reliable
authentication-keyid keyid By default, no authentication key is
configured to be trusted.
5. Enter interface view.
interface interface-type
interface-number
N/A
6. Associate the specified key
with the multicast server. ntp-service multicast-server
authentication-keyid keyid
You can associate a non-existing
key with the multicast server. To
enable NTP authentication, you
must configure the key and specify
it as a trusted key after associating
the key with the multicast server.
Displaying and maintaining NTP
Task Command Remarks
Display information about
NTP service status.
display ntp-service status [ | { begin |
exclude | include }
regular-expression ]
Available in any view.
Display information about
NTP sessions.
display ntp-service sessions
[ verbose ] [ | { begin | exclude |
include } regular-expression ]
Available in any view.
Display brief information
about the NTP servers from the
local device back to the
primary reference source.
display ntp-service trace [ | { begin |
exclude | include }
regular-expression ]
Available in any view.