HP 6125XLG Configuration Manual page 28

Step
1. Enter system view.
2. Enable NTP authentication.
3. Configure an NTP
authentication key.
4. Configure the key as a trusted
key.
To configure NTP authentication for a broadcast server:
Step
1. Enter system view.
2. Enable NTP authentication.
3. Configure an NTP
authentication key.
4. Configure the key as a trusted
key.
5. Enter VLAN interface view.
6. Associate the specified key
with the broadcast server.
NTP authentication results differ when different configurations are performed on broadcast client and
server. For more information, see
performed does not make any difference.)
Table 4 NTP authentication results
Broadcast server
Configure a
Enable
key and
NTP
configure it
authentic
as a trusted
ation
key
Yes Yes
Yes Yes
Yes Yes
Yes No
Command
system-view
ntp-service authentication enable
ntp-service authentication-keyid
keyid authentication-mode md5
{ cipher | simple } value
ntp-service reliable
authentication-keyid keyid
Command
system-view
ntp-service authentication enable
ntp-service authentication-keyid
keyid authentication-mode md5
{ cipher | simple } value
ntp-service reliable
authentication-keyid keyid
interface interface-type
interface-number
ntp-service broadcast-server
authentication-keyid keyid
Table 4. (N/A in the table means that whether the configuration is
Broadcast client
Associate
Enable NTP
the key with
authenticati
a broadcast
on
server
Yes Yes
Yes Yes
Yes No
Yes Yes
22
Remarks
N/A
By default, NTP authentication is
disabled.
By default, no NTP authentication
key is configured.
By default, no authentication key is
configured as a trusted key.
Remarks
N/A
By default, NTP authentication is
disabled.
By default, no NTP authentication
key is configured.
By default, no authentication key is
configured as a trusted key.
N/A
By default, the broadcast server is
not associated with any key.
Configure
a key and
Authentication result
configure
it as a
trusted
key
Succeeded. NTP messages can
Yes
be sent and received properly.
Failed. NTP messages cannot
No
be sent and received properly.
Failed. NTP messages cannot
N/A
be sent and received properly.
Failed. NTP messages cannot
N/A
be sent and received properly.