We have one extension with the "Direct SIP (STUN - remote)" provisioning method. The phone is a Grandstream GXP-2140. From time to time the phone will go "unregistered" and the only resolution is to perform the following:
In 3CX Mgmt Console, edit the Phone Provisioning settings
Change the...
I am utterly confused about what I should expect to see when it comes to screen saver / dimming at the Grandstream 21xx phone:
I have two 3cx phone systems all with Grandstreams 2130 and 2160 - they literally all configured the same way:
Blacklight timeout 1 minute
Screensaver timeout 3 minutes...