HP MSR2000/3000/4000 Router Series Network Management and Monitoring Configuration Guide

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Table 3 NTP authentication results
Client Server
Authentication
result
Enable NTP
authenticati
on
Configure a
key and
configure it
as a trusted
ke
y
Associate the key
with an NTP
server
Enable NTP
authenticati
on
Configure a
key and
configure it as
a trusted key
Yes Yes Yes Yes Yes
Succeeded. NTP
messages can be
sent and received
correctly.
Yes Yes Yes Yes No
Failed. NTP
messages cannot
be sent and
received correctly.
Yes Yes Yes No N/A
Failed. NTP
messages cannot
be sent and
received correctly.
Yes No Yes N/A N/A
Failed. NTP
messages cannot
be sent and
received correctly.
Yes N/A No N/A N/A
No authentication.
NTP messages
can be sent and
received correctly.
No N/A N/A N/A N/A
No authentication.
NTP messages
can be sent and
received correctly.
Configuring NTP authentication in symmetric active/passive
mode
When you configure NTP authentication in symmetric peers mode, enable NTP authentication, configure
an authentication key, set the key as a trusted key on both active peer and passive peer, and associate
the key with the passive peer on the active peer. The key IDs and key values configured on the active peer
and passive peer must be the same. Otherwise, NTP authentication fails.
To configure NTP authentication for an active peer:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Enable NTP authentication.
ntp-service authentication enable
By default, NTP authentication is
disabled.