I have deployed Openfire and Spark IM Client on windows platform.Please advise on below questions
1]I need to know how do we keep the chat history in the server and where will it be stored in the server
2]If the server crashes how will i recover the user profiles and restore to a new server
3]How do i disable the filetransfer option from openfire or spark,also can i restrict the file size limitation in the server
4] What reqular administration activity needs to takancare
5] I had opted for embeded database while installing ,while this have an imapct on perforamce or what is the disadvantages in embeded DB.Why is DB used?
Thanks & Regards,
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