Configuring Ntp Authentication In Symmetric Active/Passive Mode - HPE FlexNetwork 5510 HI Series Network Management And Monitoring Configuration Manual

Step
4. Configure the key as a
trusted key.
NTP authentication results differ when different configurations are performed on client and server.
For more information, see
performed does not make any difference.)
Table 2 NTP authentication results
Client
Enable NTP
authenticatio
n
Yes
Yes
Yes
Yes
Yes
No
Configuring NTP authentication in symmetric active/passive
mode
To ensure a successful NTP authentication, configure the same authentication key ID, algorithm, and
key on the active peer and passive peer. Make sure the peer device is allowed to use the key ID for
authentication on the local device.
To configure NTP authentication for an active peer:
Step
1. Enter system view.
2. Enable
authentication.
3. Configure
authentication key.
Command
hmac-sha-384
md5 } { cipher | simple } string [ acl
ipv4-acl-number
ipv6-acl-number ] *
ntp-service reliable authentication-keyid
keyid
Table 2. (N/A in the table means that whether the configuration is
Configure
Associate
a key and
the key with
configure
an
it as a
server
trusted key
Yes Yes
Yes Yes
Yes Yes
No Yes
N/A No
N/A N/A
Command
system-view
NTP
ntp-service authentication enable
•
Release
ntp-service authentication-keyid
keyid authentication-mode md5
{ cipher | simple } value
an NTP •
Release
ntp-service authentication-keyid
keyid
{ hmac-sha-1 | hmac-sha-256 |
hmac-sha-384 | hmac-sha-512 |
md5 } { cipher | simple } string
| hmac-sha-512
| ipv6
Server
Enable NTP
authenticatio
NTP
n
Yes
Yes
No
N/A
N/A
N/A
1111:
1121 and later:
authentication-mode
18
Remarks
|
acl
By default,
authentication
configured as a trusted key.
Configure
Authentication
a key and
result
configure
it as a
trusted key
Yes Succeeded
No Failed
N/A Failed
N/A Failed
N/A No authentication
N/A No authentication
Remarks
N/A
By default, NTP authentication
is disabled.
By default, no
authentication key
configured.
no
key is
NTP
is