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Unified Communication Solution
IP Voice Telephony
GRP261x, GRP262x, GRP263x, GRP2650 & GRP2670 Series
AI Documentation Assistant
✨
GRP261x, GRP262x, GRP263x, GRP2650 & GRP2670 Series
Installation
GRP_WM_A – Wall Mount Quick Installation Guide
GRP2611G – Quick Installation Guide
GRP2610/P – Quick Installation Guide
GRP_WM_S & GRP_WM_L & GRP_WM_C – Wall Mount Quick Installation Guide
GRP_WM_B Wall Mount Bracket Installation Guide
GRP2670 – Quick Installation Guide
GRP2634 – Quick Installation Guide
GRP2624 – Quick Installation Guide
GRP2616 – Quick Installation Guide
GRP2615 – Quick Installation Guide
GRP2614 – Quick Installation Guide
GRP2612/P/W/G – Quick Installation Guide
GRP2634 – BLF Template
GRP2636 – BLF Template
GRP2650 – Quick Installation Guide
GRP2636 – Quick Installation Guide
GRP2613/W – Quick Installation Guide
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Administration
GRP261x/GRP262x/GRP263x/GRP2670/GRP2650 Series – Administration Guide
GRP26xx – Firmware Upgrade Guide
GRP Series – Display Language Guide
Grandstream Device Certificate Update Guide
Using the phone
GRP261x/GRP2624/GRP2634 – Quick User Guides
Using Bluetooth on GRP phones
GRP261x/GRP262x/GRP263x/GRP2670/GRP2650 Series – User Guide
Security
GRP Series – Security Guidelines
Provisioning
GRP26xx – Auto-configuration “Plug and Play” Guide
SIP Device Provisioning Guide
Configuration Templates (XML/TXT)
XML Configuration File Generator User Guide
DHCP Options (Linux Server) Guide
DHCP Options (Windows Server) Guide
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Contacts Management
LDAP Guide
XML Phonebook Guide
Interconnection
Connecting GDS37xx with GRP26xx
BLF
GRP26xx – VPK (Virtual Multi-Purpose Keys) Guide
GRP Series – BLF Guide
GRP Series – Eventlist BLF Guide
Customization
GRP261x – Wallpaper and Screensaver Customization Guide
Advanced Features
SIP Presence
GRP26xx – Multicast Paging Guide
GRP Series – Hot Desking
Advice of Charge (AoC) Guide
GRP26xx Series – CTI Guide
GRP261X/GRP262X/GRP263X/GRP2650/GRP2670 XML App Guide
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Networking
GRP26xx – DNS SRV Guide
GRP26xx – VLAN Guide
GRP26xx – Server Redundancy Guide
SNMP Guide
802.1x Authentication Guide
TR-069 Guide
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Compatibility
GRP261x/262x/263x/26×0 Series – Headset Compatibility
Interoperability
Configuring GRP261x Series with 3CX PhoneSystem
GRP261X BroadWorks BLF Configuration Guide
GRP261X BroadWorks IM&P Feature User Guide
GRP261X BroadWorks SCA Configuration Guide
GRP261X BroadWorks Xsi Directories and Call Logs
ZoomPhone – Configuration Guide for GRP261x Series
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Technical Bulletins
GRP26xx & GBX20 Technical Bulletin – Power Consumption
GRP261x/2624/263x/26×0 Series – Energy Saving Guide
