88
Client
Server
Authentication
result
Enable NTP
authenticatio
n
Configur
e a key
and
configure
it as a
trusted
key
Associate the
key with an
NTP server
Enable NTP
authenticatio
n
Configure
a key and
configure
it as a
trusted key
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
To ensure a successful NTP authentication, configure the same key ID and key value on the active
peer and passive peer.
To configure NTP authentication for an active peer:
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
{
hmac-sha-1
|
hmac-sha-256
|
hmac-sha-384
|
hmac-sha-512
|
md5
} {
cipher
|
simple
}
string
By default, no NTP authentication
key exists.
4.
Configure the key as a
trusted key.
ntp-service reliable
authentication-keyid keyid
By default, no authentication key
is configured as a trusted key.
Summary of Contents for FlexNetwork 10500 SERIES
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Page 311: ...300 Now the system can record log information to the specified file ...