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- Log into the device’s web configuration utility
- Select VoIP, Settings
- Check Enable consistent NAT
- Uncheck all other Settings
- Click Accept
Also will need to change the UDP timeout Under Firewall > Advanced
- Set UDP Connection Timeout to 120 seconds
| Info |
|---|
SonicWall Support http://help.mysonicwall.com/sw/eng/1531/ui2/13000/Firewall/VoIP.htm |
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