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Command Manual – NTP
Quidway S3900 Series Ethernet Switches-Release 1510
Chapter 1 NTP Configuration Commands
Huawei Technologies Proprietary
1-10
undo ntp-service multicast
-
client
[
ip-address
]
View
VLAN interface view
Parameter
ip-address
: Multicast IP address, ranging from 224.0.1.1 to 224.0.1.255. The default IP
address is 224.0.1.1.
Description
Use the
ntp-service multicast-client
command to configure an Ethernet switch to
operate in the NTP multicast client mode and receive NTP multicast packets through
the current interface.
Use the
undo ntp-service multicast-client
command to cancel the configuration.
By default, no Ethernet switch operates in the NTP multicast client mode.
Example
# Configure to receive NTP multicast packets through VLAN interface 1, with the
corresponding multicast group address being 224.0.1.1.
<Quidway> system-view
System View: return to User View with Ctrl+Z.
[Quidway] interface Vlan-interface 1
[Quidway-Vlan-interface1] ntp-service multicast-client 224.0.1.1
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, which defaults to 224.0.1.1.
authentication-keyid key-id
: Specifies the key ID when sending messages to the
multicast clients. The
key-id
argument ranges from 1 to 4294967295.
ttl ttl-number
: Sets the lifetime of the multicast packets. The
ttl-number
argument
ranges from 1 to 255 and defaults to 16.