Grandstream 3CX Phone port Disabled fix
Enable PC Port on Grandstream Phones with 3CX: A Simple Fix
The current 3cx templates for the grandstreams has the PC Port Disabled. This means if you have a PC plugged into the PC port on the phone it wont work.
Luckily this is an easy fix.
Login to your 3CX Management console and goto ![]()
Select the extn you need to enable, goto the Phone Provisioning tab and tick Enable VLAN for PC PORT and leave 0 and 0 on
