Cisco Cisco SG200-26P 26-port Gigabit PoE Smart Switch メンテナンスマニュアル

Time Settings

Cisco Small Business SF200E Series Advanced Smart Switch

55

 

-

Server Kiss of Death—SNTP server has replied with a kiss of death 
packet, instructing the switch to stop sending requests to the server, due 
to traffic spikes or other error conditions.

-

Other—The status could not be determined.

•

Last Response—Time of the last response from the SNTP server.

•

Version—SNTP protocol version the server uses.

•

Port—Protocol port number (123 is a well-known port number for SNTP).

•

Polling Mode—Whether the switch is configured to send SNTP requests to 
this server (Enabled or Disabled).

•

Total Unicast Requests—The total number of synchronization requests the 
switch has made to the unicast server.

To edit the settings for a server, check the box to select it, and then click Edit. To 
remove a server, check the box to select it, and then click Delete. To add a new 
server, click Add, and then enter the settings, as described below. 

To add an SNTP server:

Click Add.

Enter the parameters:

•

SNTP Server—Enter an IPv4 address or a domain name. To use a domain 
name, ensure that the DNS service is enabled on the switch (see 

•

Authentication Key—Select Enable if authentication is needed when 
communicating with the SNTP server.

•

Authentication Key ID—If authentication is used, select the Authentication 
Key ID from the list. See 

 for information 

on configuring authentication keys.

•

Polling Mode—Select Enable to allow the switch to send requests to this 
server.