907b8262_tingPlace_Web_Server___DocWiki__For_details__see
[Task] 7 [Description] If you have multiple Cisco WebEx Node for MCS in your deployment, and you have changed the Hostname or the IP address of your Primary or Secondary MBD, you’ll need to reflect these changes at your Cisco WebEx Nodes. [For details, see] 
Entering Updated Hostnames and IP Addresses on Cisco WebEx Nodes for MCS
Cisco Unified MeetingPlace Release 8.0 -- Monitoring and Maintaining the Cisco Unified MeetingPlace Web Server - DocWiki