Grandstream Networks GXP-280 Configure Factory Functions Reboot Exit, Upgrade, Factory Reset

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Configure

Factory Functions

Reboot

Exit

Press Menu button to display the configuration selections:

Network.

To enable/disable DHCP.

To setup IP-address, Net mask and Gateway address

SIP

To change SIP-server settings for primary account.

Upgrade

In this menu setting regarding the firmware server and Config server can be changed. It also enables the user to make the phone attempt to download new firmware.

Factory Reset

Key in the physical/MAC address on back of the phone.

Press Menu button to reset FACTORY DEFAULT setting. Do not use Factory Reset unless you want to restore factory settings

Layer 2 QoS Configure Vlan Tags

Press ‘←’ to return the main menu.

Press Menu to display the factory function items including

Audio Loopback

Speak into the handset. If you hear your voice in the handset, your audio works fine.

Press Menu button to exit the mode.

Diagnostic Mode All LEDs will light up

Press any key on the keypad, to display the button name in the LCD. Lift and put back the handset or press Menu button to exit the diagnostic mode.

Enable WDT

Toggles the status of the Watchdog Timer.

Press ‘←’ to return to the main menu.

Press Menu button to reboot the device

Display “Exit

Press Menu button to exit the menu

Exit from this menu.

Grandstream Networks, Inc.

GXP User Manual

Page 22 of 38

 

Firmware 1.1.6.44

Last Updated: 12/2008

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Contents Page Table of Figures GUI Interface Examples Welcome Installation GXP-2000 w/GXP-Extension Connecting the GXP-2000GXP-Extension Connection plate GXP-2000 Internal Headset Wiring Schema Product Overview GXP Product ModelsGXP Key Features in a Glance GXP Hardware SpecificationsGXP Technical Specifications Upgrades Audio FeaturesFeatures Server FeaturesLCD Buttons Using the GXP SIP Enterprise PhoneLCD Icons AM PM Line Buttons Multiple SIP Accounts and Lines Handset, Speakerphone and Headset ModeCompleting Calls Speed Dial Making Calls using IP Addresses For exampleCall Waiting/ Call Hold Receiving CallsDo Not Disturb Mute/DeleteBusy Lamp Field Voice Messages Message Waiting IndicatorWay Conferencing Initiate a Conference CallGXP Call Features Key Call FeaturesConfiguration Guide Key Pad Configuration MenuFactory Reset Configure Factory Functions Reboot ExitUpgrade Layer 2 QoS Configure Vlan TagsSIP Access the Web Configuration Menu DefinitionsDevice Configuration Basic Settings Device Configuration StatusEnd User Password IP Address Multi Purpose Key Time Zone Mute Speaker Ringer in Headset Mode Advanced Settings Per TX Timeout Use # asVoice Frames Layer 3 QoSVia Http AuthenticateStun Server ServerDial Dtmf Payload DownloadApplication Offhook Auto Type OnhookWaiting Tone Disable Direct Disable CallWaiting Disable Call Call ModeSIP Account Settings Enable Call Features Retry Wait Time SIP T1 TimeoutDelayed Call Forward Local SIP PortCallee Request Timer Ring TimeoutCaller Request Timer Force TimerSpecial Feature Disable Multiple MediaSrtp Mode Allow Auto Answer byKey Pad Menu Software Upgrade & CustomizationWeb Configuration Interface No Local Tftp ServerManaging Firmware and Configuration File Download Instructions for local Tftp UpgradeRestore Factory Default Setting Instructions for Restoration

GXP-280 specifications

The Grandstream Networks GXP-280 is a well-regarded model in the realm of VoIP (Voice over Internet Protocol) telephony, designed particularly for small to medium-sized businesses. This feature-rich IP phone is recognized for its reliability, ease of use, and versatile functionalities, making it a preferred choice among business users seeking a robust and effective communication solution.

One of the standout features of the GXP-280 is its support for up to four SIP accounts, enabling users to manage multiple lines simultaneously. This is particularly beneficial for businesses that require efficient call handling across different departments or clients. The phone sports an intuitive LCD display that provides clear visibility of caller information, call status, and feature access, ensuring user-friendly operation.

The GXP-280 is powered by advanced technologies such as HD Voice, which provides crystal-clear audio quality during calls. This clarity is further enhanced by the phone’s wideband audio support, allowing for richer sound reproduction that is crucial for effective communication. The phone is equipped with dual Ethernet ports, one of which supports Power over Ethernet (PoE), simplifying the installation process by allowing power and data to be transmitted through a single cable.

In terms of flexibility and personalization, the GXP-280 comes with programmable soft keys, allowing users to customize their interface to suit their specific workflow preferences. Additionally, the phone includes built-in Bluetooth support, which extends its capabilities to integrate with wireless headsets, enabling hands-free operations.

Security is also a pivotal aspect of the GXP-280, as it features encrypted signaling and media, ensuring that business communications remain secure from potential threats. The device supports standard security protocols such as SRTP and TLS, making it compliant with contemporary security standards.

Moreover, the GXP-280 offers a variety of codec options, including G.722, G.711, and G.729, allowing it to adapt to various network conditions and requirements. Its compatibility with a wide range of SIP platforms adds to its appeal, making deployment in existing infrastructures seamless.

To summarize, the Grandstream Networks GXP-280 is a versatile, reliable, and feature-rich IP phone that stands out for its clarity, flexibility, and security, making it an excellent choice for businesses looking to enhance their communication systems. With its impressive array of functionalities and support for modern technologies, the GXP-280 is a representation of Grandstream's commitment to providing high-quality communication solutions.