Cisco Small Business 200 Series

Administration
SNTP and Time Settings
Cisco Small Business 200E Series Advanced Smart Switch Command Reference 110
2
sntp server
Use this command to configure and enable SNTP unicast servers. Three servers
are configured by default. The switch can have up to six SNTP servers total. Use
the no form of the command to set an SNTP server configuration to the default
values, to disable the server, or to delete the server.
NOTE The three default servers cannot be removed using no form of the command.
sntp server {ip-address | hostname} [version 1-4] [port port-id] [key 1–4294967295]
[enable]
no sntp server {ip-address | hostname} [version] [port] [key] [enable]
Syntax Descriptions
Default
The following SNTP unicast servers are configured by default, but are not enabled:
• time-a.timefreq.bldrdoc.gov
• time-b.timefreq.bldrdoc.gov
• time-c.timefreq.bldrdoc.gov
Unless the enable parameter is specified, a configured server is disabled by
default.
Parameter Description
ip address The IP address of the SNTP server.
hostname The hostname of the SNTP server. Ensure that a DNS
server is configured if a hostname is specified.
version The SNTP version to use. The range is 1–4.
port The logical UDP port number to use for SNTP messages.
key The authentication key to use when sending packets to
this server. The range is 1–4294967295.
enable Enables the SNTP server for polling by the switch.