hi i want to implement soft handoff using SIP, so please give me some information regarding it. And also i dont know how to use openSER and how to register it! i am trying to do register by kphone but registration failed. so please give me some information regarding this problems. thanks shital -- "Never Ignore Anyone Who Cares 4 u, Becoz one day u will Realize that u have lots a diamond while u were buzy in collecting stones...."