Voip Tech Supports. in installation setup and in troubleshooting support there after...

We are starting SIP trunk. We need tech support, who has already sufficiently worked in these areas.

1a) Vos3000 2.1.6.0
1b) all configurations in VOS
2a) FreePbx - SIP Trunk
2b) on Suitable Server with the applicable version
2c) relay / accessible through web browser to monitor and edit
3a) Router configuration
3b) Port forwarding
4a) Goip GSM Gateways configuration
4b) related Server setup
4c) relay / accessible through web browser to monitor and edit
5a) Goip Sim Bank
5b) related Server setup
5c) relay / accessible through web browser to monitor and edit