[jitsi-dev] regarding jitsi source code query

Hello sir its leo here,i hope you all are doing well.I have a query
actually when i get myself registered on my xmpp server,i get registered
successfully no issue but after registering when i call a contact,the call
window is showing "/jitsi" at end.Iam attaching a picture of it.Please tell
me how to remove this "/jitsi" from source code.It would be a great help.