Learning Hub / Tutorials / Grandstream / SIP Trunk Setup UCM 61XXFAQs
Tutorials: SIP Trunk Setup UCM 61XX
SIP Trunk Setup UCM 61XXJan 17, 2022
Learn how to set up a Voxtelesys SIP Trunk on the Grandstream PBX! Also, learn how to update your Caller ID!
Required Access: Grandstream
Last Updated: 5/28/2025
Log in to the Grandstream PBX
Under the "Extension/Trunk" tab, click on "VoIP Trunks" from the drop down.
Click on the "+ Add SIP Trunk" button.
Enter the following:
- Type: Register SIP Trunk
- Provider Name: Voxtelesys
- Host Name: From Voxtelesys
- Username: From Voxtelesys
- Password: From Voxtelesys
Enter the following:
- From Domain: Same as the Host Name
Go to the advanced tab and select the codecs:
- PCMU
- PCMA
- G.729
- Send PPI Header: Enabled
- PPI Mode: DOD Number
Save the SIP Trunk settings.
To update your caller ID, select "DOD" under "Options"
- DOD Number: Number from Voxtelesys
- DOD Name: Pick a name identifier
- Add Extension: Add extensions that will use this number as their caller ID.
Save and apply the configuration.
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