How to Cut Company Costs by Using a SIP Trunk

Unlimited SIP trunking from DFS helps you reduce your monthly mill upto 90%. Never pay per minute and get unlimited minutes on each SIP Trunk. You will enjoy the largest single tier SIP Trunking service, where you can pool in nationwide local numbers on a single pool of SIP Trunks.

How to setup SIP trunks in Asterisk?

Edit sip.conf (/etc/asterisk/sip.conf) in your favourite editor and add the following example configuration: [didforsale_1] type=peer host= nat=no canreinvite=no disallow=all allow=ulaw allow=g729 dtmfmode=rfc2833 insecure=very context=from-trunk...