Command Manual (For Soliton) – NTP
H3C S3100 Series Ethernet Switches
Chapter 1 NTP Configuration Commands
1-12
1.1.12 ntp-service multicast-server
Syntax
ntp-service
multicast-server
[
ip-address
] [
authentication-keyid
key-id
|
ttl
ttl-number
|
version
number
]*
undo ntp-service multicast-server [
ip-address
]
View
VLAN interface view
Parameter
ip-address
: Multicast IP address, in the range of 224.0.1.0 to 239.255.255.255. The
default IP address is 224.0.1.1.
authentication-keyid key-id
: Specifies the key ID used for sending messages to
multicast clients. The
key-id
argument ranges from 1 to 4294967295.
ttl ttl-number
: Defines the lifetime of multicast messages. The
ttl-number
argument
ranges from 1 to 255 and defaults to 16.
version number
: Specifies the NTP version number which ranges from 1 to 3 and
defaults to 3.
Description
Use the
ntp-service
multicast-server
command to configure an Ethernet switch to
operate in the NTP multicast server mode and send NTP multicast messages through
the current interface.
Use the
undo ntp-service
multicast-server
command to remove the configuration.
By default, no Ethernet switch operates in multicast server mode.
Example
# Configure the switch to send NTP multicast messages through Vlan-interface1, and
set the multicast group address to 224.0.1.2, keyid to 4, and the NTP version number to
2.
<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] interface Vlan-interface 1
[Sysname-Vlan-interface1]ntp-service multicast-server 224.0.1.2
authentication-keyid 4 version 2