HP E4510-48G, Command Reference Manual

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19-12
Examples
# Configure the device to work in the multicast server mode and send NTP multicast messages on
VLAN-interface 1 to the multicast address 224.0.1.1, using key 4 for encryption, and set the NTP
version to 3.
<Sysname> system-view
[Sysname] interface vlan-interface 1
[Sysname-Vlan-interface1] ntp-service multicast-server 224.0.1.1 version 3
authentication-keyid 4
ntp-service reliable authentication-keyid
Syntax
ntp-service reliable authentication-keyid keyid
undo ntp-service reliable authentication-keyid keyid
View
System view
Default Level
2: System level
Parameters
keyid : Authentication key number, in the range of 1 to 4294967295.
Description
Use the ntp-service reliable authentication-keyid command to specify that the created
authentication key is a trusted key. When NTP authentication is enabled, a client can be synchronized
only to a server that can provide a trusted authentication key.
Use the undo ntp-service reliable authentication-keyid command to remove the configuration.
No authentication key is configured to be trusted by default.
Examples
# Enable NTP authentication, specify to use MD5 encryption algorithm, with the key ID of 37 and key
value of BetterKey .
<Sysname> system-view
[Sysname] ntp-service authentication enable
[Sysname] ntp-service authentication-keyid 37 authentication-mode md5 BetterKey
# Specify this key as a trusted key.
[Sysname] ntp-service reliable authentication-keyid 37
ntp-service source-interface
Syntax
ntp-service source-interface interface-type interface-number
undo ntp-service source-interface