has any one tried SNAT on routers that have static nat configured? If yes, can u send me a sample configuration of the SNAT on the routers?

I was trying to set up 5 VPN clients(version 3.6) behind a PAT device at a remote site office towards a VPN3000(at central site).I have turned on the NAT-traversal but anyone time only 2 clients can connect to the VPN3000. When the third client start...