Configuring An Ntp Multicast Server - Cisco Nexus 7000 Series Configuration Manual

Configuring NTP

Configuring an NTP Multicast Server

You can configure an NTP IPv4 or IPv6 multicast server on an interface. The device then sends multicast
packets through that interface periodically.
Before You Begin
Use the switchto vdc command to switch to the desired nondefault VDC.
Procedure
Step 1
Step 2
Step 3
Step 4
Command or Action
configure t
Example:
switch# config t
Enter configuration commands, one
per line. End with CNTL/Z.
switch(config)#
interface type slot/port
Example:
switch(config)# interface ethernet
6/1
switch(config-if)#
[no] ntp multicast [ipv4-address |
ipv6-address] [key key-id] [ttl value]
[version number]
Example:
switch(config-if)# ntp multicast
FF02:1::FF0E:8C6C
copy running-config startup-config
Example:
switch(config)# copy running-config
startup-config
Cisco Nexus 7000 Series NX-OS System Management Configuration Guide
Configuring an NTP Multicast Server
Purpose
Enters global configuration mode.
Enters interface configuration mode.
Enables an NTP IPv6 broadcast server on the specified
interface.
• destination ip-address—Configures the broadcast
destination IP address.
• key key-id—Configures the broadcast
authentication key number. The range is from 1
to 65535.
• ttl value—The time-to-live value of the multicast
packets. The range is from 1 to 255.
• version number—Configures the NTP version.
For an IPv4 multicast server, the range
Note
is from 2 to 4.
(Optional)
(Optional) Saves the change persistently through
reboots and restarts by copying the running
configuration to the startup configuration.
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