DOCUMENT PURPOSE
This document describes how to configure the GRP261X/GRP2624/GRP2634 via phone's LCD menu and
web UI menu to fully manipulate phone's features. To learn advanced functions of
GRP261X/GRP2624/GRP2634, please visit https://www.grandstream.com/support to download the latest
“GRP261X/GRP2624/GRP2634 Administration Guide”.
This guide covers following topics:
Product Overview
Getting started
Getting to know GRP261X/GRP2624/GRP2634
Telephony features
Advanced features
Contacts
Call History
Connecting to devices
Restore to factory default settings