Please f ollow the below step-by-step instructions to properly configure your SIP Trunk.
Standard SIP trunks from AVOXI come with as many as 480 virtual SIP channels.
Using SIP (Session Initiation Protocol) to connect with an ITSP (Internet Telephony Service Provider) from a PBX for primarily voice communications, which can benefit the end-user with lower cost calls.
There are various types of failover, including: SIP to SIP Failover If your IP PBX (hosted phone system) or SIP endpoints (such as an IP phone) are unable to receive calls, your provider can use SIP to SIP failover to reroute the call to the backup SIP destination of your choice.
CNAM , also known as "Caller ID Name" is the name of the person or business placing a phone call (limited up to 15 characters).
To configure your call barring feature for your SIP Trunk and block unwanted outbound destinations: Click on the "SIP Trunking" tab located at the top right of the browser Select the existing SIP Trunks you wish to edit the configuration and then click on the call barring configure button.
GENERAL CONFIGURATION Domain for the SIP Trunk: core-sip-qts.