Grandstream Networks GXP2135

GXP21xx Series – User Guide
Description
Thank you for purchasing Grandstream GXP2130/GXP2140/GXP2160/GXP2170/GXP2135 Enterprise
IP Phone. GXP2130/GXP2140/GXP2160/GXP2170/GXP2135 is a state-of-the-art enterprise grade IP
phone. GXP2170 features 12 dual-color line keys (can be digitally programmed as up to 48
provisionable BLF/fast-dial keys). GXP2135 features 8 dual-color line keys (can be programmed as up
to 32 provisionable BLF/fast-dial keys). GXP2140/GXP2160/GXP2170 features 4.3 inch TFT Color
LCD, 5 programmable context-sensitive softkeys, dual Gigabit network ports, integrated PoE and
Bluetooth, 5-way conference, and Electronic Hook Switch (EHS). GXP2135 supports 2.8 inch TFT
Color LCD, 4 programmable context-sensitive softkeys, 4-way voice conference and EHS with
Plantronics headsets. GXP2130 supports 2.8 inch TFT Color LCD, 4 programmable context-sensitive
softkeys, 4-way voice conference and EHS with Plantronics headsets. Also, this series can support up
to 3 lines for GXP2130, 4 lines for GXP2140, 6 lines for GXP2160, 12 lines for GXP2170, and 8 lines
for GXP2135. The GXP2130 / GXP2140 / GXP2160 / GXP2170 / GXP2135 delivers superior HD audio
quality, rich and leading-edge telephony features, personalized information and customizable
application service, automated provisioning for easy deployment, advanced security protection for
privacy, and broad interoperability with most 3rd party SIP devices and leading SIP/NGN/IMS
platforms.
The GXP2130/GXP2160/GXP2170/GXP2135 supports presence and Busy Lamp Field (BLF) in the
Multi-Purpose Keys as well. The GXP2140/GXP2170 is expandable with one to 4 expansion modules.
The GXP2130/GXP2140/GXP2160/GXP2170/GXP2135 is the perfect choice for enterprise users
looking for a high quality, feature rich multi-line executive IP phone with advanced functionalities and
performance.
PRODUCT OVERVIEW
Feature Highlights
The following tables contain the major features of GXP21xx.
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GXP2130
3 lines
2.8 inch (320×240) TFT color LCD
4 programmable softkeys
Bluetooth V2.1 (GXP2130v2 only)
8 programmable Multi-Purpose Keys
4-way conference
GRANDSTREAM NETWORKS
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Grandstream Networks

Grandstream Networks GXP2135 Specifications

General

Lines	8
SIP Accounts	8
HD Audio	Yes
Display Resolution	320 x 240
Wi-Fi	No
Display	320x240
Ethernet Ports	2
USB Port	Yes (1x USB 2.0)
Protocols Supported	SIP, RTP, RTCP, HTTP, HTTPS, TFTP, DHCP, DNS, ARP, ICMP, TCP, UDP, NTP, STUN, LLDP-MED
Soft Keys	4
PoE	Yes (802.3af)
Headset Jack	Yes
Speakerphone	Yes
Voice Codecs	G.711, G.722, G.726, G.729, iLBC, Opus
Headset Port	3.5mm
Supported Codecs	G.711, G.722, G.726, G.729, iLBC, Opus
Power Supply Voltage	100-240V AC
Line Keys	8 line keys with up to 4 SIP accounts per key

Summary

Introduction and Overview

Description

Provides a general overview of the GXP21xx series enterprise IP phones.

Feature Highlights

Outlines the key features and capabilities of the GXP21xx series phones.

General Specifications

Protocols and Network Interfaces

Details supported network protocols, standards, and interface types for the GXP21xx series.

Display, Bluetooth, and Audio Features

Covers graphic display, Bluetooth capabilities, voice codecs, and audio features.

Telephony and System Features

Lists telephony functions, QoS, security, language, and upgrade/provisioning aspects.

Model-Specific Technical Specifications

GXP2130 Specifications

Detailed technical specs, physical attributes, and compliance for the GXP2130 model.

GXP2140 Specifications

Detailed technical specs, physical attributes, and compliance for the GXP2140 model.

GXP2160 Specifications

Detailed technical specs, physical attributes, and compliance for the GXP2160 model.

GXP2170 Specifications

Detailed technical specs, physical attributes, and compliance for the GXP2170 model.

GXP2135 Specifications

Detailed technical specs, physical attributes, and compliance for the GXP2135 model.

Installation and Setup

Equipment Packaging and Phone Connection

Lists package contents and provides instructions for connecting phone components.

GXP2200 EXT Module Installation

Details the installation and packaging of the GXP2200EXT expansion module.

Safety Compliances

Outlines the safety standards and compliance information for the GXP21xx series phones.

Getting Started and Basic Operations

Idle Screen and Status Indicators

Explains the idle screen display, status icons, and network indicators.

Softkeys and Keypad Usage

Details softkey functions in idle/call screens and general keypad operations.

Configuration via Keypad

Guides on navigating menus and configuring settings using the phone's keypad.

Phone Settings Configuration

Preference Menu Settings

Covers settings for Do Not Disturb, sounds, appearance, and screensaver.

Phone and System Settings

Manages SIP accounts, call features, network, QoS, and Bluetooth configuration.

Making and Managing Calls

Call Initiation and Modes

Explains call initiation using handset, speaker, headset, and multiple SIP accounts.

Call Completion Methods

Details various methods for completing outgoing calls.

IP Calling and Direct Calls

Covers direct IP calling and quick IP call mode functionality.

Advanced Call Features

Virtual Multi-Purpose Keys (VPK) Configuration

Guides on configuring and using VPKs via Web UI, LCD, and modes.

Predictive Dialing and Search Features

Explains predictive dialing, call history search, and Broadsoft directory integration.

Call Handling Features

Covers answering calls, call waiting, hold, mute, and group listening.

Call Transfer and Conferencing

Details call transfer methods, conference setup, and management.

Call Features and Forwarding

Details Caller ID, call waiting, and various call forwarding types.

Device Connectivity

Headset and Bluetooth Connectivity

Guides on connecting and using EHS headsets and Bluetooth devices.

USB and GDS3710 Integration

Describes USB usage and integration with the GDS3710 Door System.

Maintenance and Updates

Initial Setup and Diagnosis

Covers changing default password and performing phone diagnostics.

Factory Reset Procedures

Provides instructions for performing a factory reset via hard keys or LCD menu.

Firmware Change Log Overview

Documents significant changes and new features across different firmware versions.