Technical Details

Concepts

This section contains some key concepts and terminology used throughout this documentation.

Endpoint

You can send your INVITE requests to 9bits IP address once the trunk is in an active state.

Authentication

Authentication is by IP address only and only the registered IP address(s) are allowed for signaling and RTP flow.

Recipient

Recipient numbers must be in E.164 format.

Codecs

The following codecs are supported:

• PCMA (G711a)

• PCMA (G711u)

• G722

ACL

An Access Control List (ACL) is a set of IP ranges which are allowed to interact with a SIP system, which could be either a 9bits or customer SIP system.