Configure F5 LTM as NTP server

i guess you configured ltm as ntp server using b ntp include command (sol11237) which is stored in bigip_sys.conf. according to sol7024, bigip_sys.conf is synchrnoized between unit in ha pair.

 

 

sol11237: Defining advanced NTP configurations on the BIG-IP system

 

http://support.f5.com/kb/en-us/solutions/public/11000/200/sol11237.html

 

 

sol7024: Overview of the ConfigSync process

 

http://support.f5.com/kb/en-us/solutions/public/7000/000/sol7024.html

 

 

Felkor has posted how to exclude syslog include from configsync in the following discussion topic. as i checked, i think it is applicable for ntp include as well but not sure if it is a good idea.

 

 

Syslog & Source IP on cluster

 

https://devcentral.f5.com/Community/GroupDetails/tabid/1082223/asg/44/aft/2161882/showtab/groupforums/Default.aspx

 

 

hope this helps.