[OpenSER-Users] Help Required - OpenSer+Asterisk Integration

Hello all, i am currently working on integration of asterisk and openser with the following call flow UAC1,UAC2 Single WAN connection OPENSER ASTERISK | | | --------------REGISTER-2 ------>|----------REGISTER-2 ----------->| | |<-------------------200-2---------------|<------------200-2----------------------| | | | | | |-----------------INVITE-1----------->|---------------INVITE-1------------->| | |<--------------------407-1------------- |<----------------407-1------------------| | |--------------------ACK-1------------>|-----------------ACK-1--------------->| | | | | | |-----------------INVITE-2----------->|------------INVITE-2---------------->|-------INVITE-2---------->| |<------------INVITE-102------------|<------------INVITE-102-------------|<-----INVITE-102---------| | | | | | | | | |---------------180-102--------------->|---------------180-102--------------->|-------180-102------------->| |<-----------------180-2----------------|-----------------180-2-------------------|<------180-2------------------| | | | | | | | | |---------------200-102--------------->|---------------200-102---------------->|-------200-102------------->| |<-----------------200-2----------------|-----------------200-2--------------------|<----200-2--------------------| | | | | | | | | |--------------ACK-2----------------->|---------------ACK-2------------------->|--------ACK-2-------------->| |<-----------------ACK-102-----------|-----------------ACK-102---------------|<-----ACK-102--------------| 1)users REGISTERED at openser 2)INVITE goes through openser to asterisk and back again to openser then from openser to the respective user agent 3)actually there are 2 call-leg situation at asterisk( no: 2 and no:102) 4)both openser and asterisk running behind single WAN connection and both are running with private IPs and in the gateway router inbound packets are forwarded to openser is it feasible architecture as i described above because i want to put total setup behind NAT suggestions required Thanks in advance Srinivas Antarvedi