Hi I have seen your post in news group iam trying to setup same kind of setup kindly advice, what kind of server full config with RAID levels used by the people in real production. they are using one server for all, like NAT, RTP, MYSQL DATA, or diferent servers On P4 3.0 GHz, we use RTPProxy, and on 80 concurent calls CPU is 5%. In start we have used Media proxy, but we have problems, and we switch to RTPProxy. your advice will be helpfull my deployement ram