H3C Technologies H3C S3100 Series Switches - Manual (Page 474)

Operation Manual – NTP
H3C S3100-52P Ethernet Switch Chapter 1 NTP Configuration
1-12
Operation Command Description
Enter VLAN
interface view
interface Vlan-interface
vlan-id
—
Broadcast server mode:
ntp-service
broadcast-server
authentication-keyid
key-id
Associate the
specified key with
the corresponding
NTP server
Multicast server mode:
ntp-service
multicast-server
authentication-keyid
key-id
z
In NTP broadcast server
mode and NTP multicast
server mode, you need to
associate the specified key
with the corresponding
NTP server on the server
z
You can associate an NTP
server with an
authentication key while
configuring NTP mode.
You can also use this
command to associate
them after configuring the
NTP mode.
Note:
The procedure for configuring NTP authentication on the server is the same as that on
the client. Besides, the client and the server must be configured with the same
authentication key.
1.5 Configuring Optional NTP Parameters
Optional NTP parameters are:
z
Local VLAN interface that sends NTP packets
z
Number of dynamic sessions that can be established locally
z
VLAN interface disabled from receiving NTP packets
Table 1-6
Configure optional NTP parameters
Operation Command Description
Enter system view
system-view
—
Configure a local
interface that sends
NTP packets
ntp-service
source-interface
Vlan-interface vlan-id
Optional
Configure the number
of sessions that can
be established locally
ntp-service
max-dynamic-sessions
number
Optional
By default, up to 100 dynamic
sessions can be established
locally.
Enter VLAN interface
view
interface
Vlan-interface
vlan-id
—