3CX SIP Trunk
This is a step-by-step procedure to setup a Simtex SIP trunk with the Windows-based PBX called 3CX.
Our guide assumes you have already set the server up, and have the web-based GUI ready to roll!
Adding a New VoIP Provider
[dropcap2]1[/dropcap2]Click VoIP Providers on the left main menu
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[dropcap2]2[/dropcap2]Click Add Provider along the top
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[dropcap2]3[/dropcap2]Enter Simtex under the name of Provider, Generic Country, Generic VoIP Provider
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[dropcap2]4[/dropcap2]SIP Server hostname, enter sip.simtex.com.au
[dropcap2]5[/dropcap2]Enter the following details:
External number – your primary inbound number, starting with 61
Authentication ID – your Simtex account number, eg 711111111
Authentication Password – your Simtex password or PIN
Maximum simultaneous calls – the total number of combined inbound and outbound Simtex channels
[dropcap2]6[/dropcap2]Select a destination to be called when your main number is called. This step enables outbound calls to route via Simtex.
[dropcap2]7[/dropcap2]You will need to setup outbound rules for each destination you would like to have your system call.
Rule Name – label your entry
Calls to numbers starting with prefix – enter the starting digits of the numbers you would like to call
Calls to Numbers with a length of – length of number
An example configuration for Australia
| Rule Name | Starting Prefix | Number Length |
| Local Calls – Simtex | 8 | |
| Mobile Calls – Simtex | 04 | 10 |
| National Calls – Simtex | 10 | |
| Service Calls 13 – Simtex | 13 | 6 |
| Service Calls 1300 – Simtex | 1300 | 10 |
| Emergency Calls – Simtex | 000 | 3 |
[alert]Note: you will need a separate rule entry for each destination[/alert]
[dropcap2]8[/dropcap2]Click on VoIP Providers and edit the newly-created Simtex profile. Click Advanced
[dropcap2]9[/dropcap2]Untick disable video, select In and Outgoing Calls for require registration, and select the codecs as displayed below
[dropcap2]10[/dropcap2]Click Remote Connections on the main left menu, to confirm the newly created trunk has successfully registered
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Adding Inbound DID’s and Routes
[dropcap2]1[/dropcap2]Click Inbound Rules on the left menu, click Add DID along the top
[dropcap2]2[/dropcap2]Give the rule a meaningful name, enter the full DID starting with 61, tick Simtex under available port
[dropcap2]3[/dropcap2]Select the required destination for your new DID
[dropcap2]4[/dropcap2]Click on VoIP providers on the left menu, click Edit Provider
[dropcap2]5[/dropcap2]Click on Source ID along the top, tick Source identification by DID
[dropcap2]6[/dropcap2]Select the required DID (or select all)
