Configurating a SIP Trunk in asterisk 1.6 and above

Hi, I need help to configurate two SIP Trunk from [login to view URL] and [login to view URL] on a asterisk 1.6 and above system. Thirdlane is install on that system whit webmin. I will need the freelancer to log do the tasks via a other computer on that LAN using teamwiever and then webmin. He most be familliar whit the Thirdlane GUI and whit script configuration. Please intall msn prior to bidding on project. Once accepted i'll send via email the SIP providers instructions. We will test the trunk together using a soft phone after the work is done. Thank you