If you are planning to deploy HCL Sametime Community service in a cluster or HA architecture, setting a Community ID is a must. Ideally, this should be an FQDN used for accessing the Community servers, something which is easy to remember, and your users can relate to. So, think ahead and use a name that can be used to access the service externally and internally
This is a companion discussion topic for the original entry at https://milanmatejic.wordpress.com/2021/12/06/hcl-sametime-setting-the-community-id/