After install/deploy ZeXtras chat, you can backup the history of chat (include buddy list) on ZxChat and restore them if someday you need to restore. This method also used after migrating Zimbra to Zimbra that usually i am doing in my client who use ZxChat (in old server). Please backup zxchat folder that located in /opt/zimbra/conf/zextras. If you want to restore ..
As information in release notes that Instant Messaging (IM)/Chat not available in Zimbra 8. The following is information in release notes Zimbra 7 Zimbra Instant Messaging (IM) capabilities are going to be removed in the next major release of ZCS. These capabilities include the embedded IM server and the Zimbra IM Client (part of the ..