Category Archives: Basic VoIP How-To’s

Adjusting The Brightness Of Your Grandstream GXP2135

April 29, 2016
If the 2.8 inch color display on your new Grandstream GXP2135 is too bright or dim out of the box, then follow these quick and ... READ MORE

Changing The Ringtone on Your Polycom VVX 400 Series Phone

April 21, 2016
One easy way to break the "cookie-cutter" office vibe at work is to change up the ringtone on your desk phone. If you are using ... READ MORE
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