SIP Trunk Setup for Grandstream GAC2570
Setting up your device with Voyced as your Business VoIP Provider.
What You’ll Need
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Grandstream GAC2570 conference phone connected to your network
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Voyced account details:
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Account / telephone number:
Your-Voyced-DID -
Service password:
YourServicePassword -
SIP server:
sip.voyced.eu
-
-
Access to the web interface
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Administrator login
Requirements Before You Begin
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Update to the latest GAC2570 firmware
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Ensure SIP UDP and RTP UDP ports are open in your firewall/router
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Disable SIP ALG
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Test Voyced account on a softphone
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Change default admin password
SIP Trunk Setup Steps
1. Access Web Interface
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On the phone, go to Menu → Status to find the IP address
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Enter this IP in your browser and log in as admin
2. Configure SIP Account
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Go to Accounts → Account 1 → General Settings
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Account Name: Voyced
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SIP User ID:
Your-Voyced-DID -
Authenticate ID:
Your-Voyced-DID -
Password:
YourServicePassword -
SIP Server:
sip.voyced.eu -
Transport: UDP
3. Advanced Settings
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Caller ID Header:
PAI-RPID-F -
Voicemail Number:
1233 -
Voicemail Subscribe: Enabled
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STUN: Disabled
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DNS Mode: With fallback logic
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NAT Keep Alive: Enabled
4. Codec Settings
List in this priority order (from higher quality to lower):
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G722 **
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G723 **
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G726 **
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PCMU (u-law)
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PCMA (a-law)
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G711
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G729
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Opus **
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iLBC **
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AMR-WB **
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AMR **
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GSM
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Any other codecs your device supports
Codecs marked with ** may be supported but aren't guaranteed to work across all global routes.
If you have audio issues, switch back to G711 or G729 and test again.
Testing
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Save and reboot
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Verify Registered status
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Test inbound/outbound calls
Last updated: 01/08/2025
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All information provided is copyrighted and purely informative in nature. It is maintained by Voyced with the greatest of care using reliable sources only.
Given the fast evolution of the telecom sector, Voyced does not offer any guarantee about the accuracy and completeness of the information offered.
We explicitly do not give anyone permission to use this information in any other way than to inform themselves about what (legal) requirements there may be and they need to comply with when registering Services and/or DIDs with Voyced.
