Issabel PBX | SIP Trunk Setup
- Note that the Issabel PBX is a fork of the older Elastix PBX, this guide will work for configuring Elastix as well.
1. PBX > PBX Configuration

2. Trunks

3. Select + Add SIP Trunk

4. SIP Trunk Settings
- Trunk Name:
Voxtelesys
- Outbound CID:
Number from Voxtelesys
- Dialed Number Manipulation Rules:
- Match Pattern 1:
NXXNXXXXXX
- Match Pattern 2:
1NXXNXXXXXX

Outgoing Settings
- Trunk Name:
OB_Voxtelesys
- PEER Details:
- username=
Username from Voxtelesys
- secret=
Password from Voxtelesys
- host=
Domain/host from Voxtelesys
- type=friend
- insecure=port,invite
- qualify=yes
- disallow=all
- allow=ulaw&alaw
Incoming Settings
- USER Context:
IB_Voxtelesys
- USER Details
- Register String:
Username
:Password
@Domain

- Submit and Apply, then your trunk will register!
To check you can go to PBX > Tools > Asterisk CLI > execute the command sip show registry
If you need help configuring your trunk or inbound numbers check out the guides below! More Voxtelesys Portal Guides here!
For more Issabel Guides, click here!