FIGURE 3: KEYPAD GUI FLOW

MENU

Call History

Status

Phone Book

LDAP Directory

Instant

Message

Direct IP Call

Preference

Config

Call History

Answered Calls

Dialed Calls

Missed Calls

Back

Phone Book

New Entry

Download Phonebook XML

Back

LDAP Directory

View Directory

Download Directory

Search Configuration

Back

Instant Message

Clear All

Back

Preference

Do Not Disturb

Ring Tone

Ring Volume

LCD Contrast

LCD Brightness

Download SCR XML

Erase Custom SCR

Display Language

Back

Config

Any of previous menus

Back

Clear All

New Entry

Name:

Number:

Acct:

Confirm Add:

Cancel & Return:

Search Configuration

Select Filter

Filter Value

Back

Do Not Disturb

Enable DND

Disable DND

Back

Ring Tone

Default Ring

Ring1

Ring2

Ring 3

Back

LCD Brightness

Active

Idle

Back

Network

IP Setting

IP NetMask Gateway DNS Server 1

DNS Server

SIP

Factory Functions

Reboot

Exit

Network

SIP

Upgrade

Factory Reset

Layer 2 QoS

Back

Factory Function

Audio Loopback

Diagnostic Mode

Enable WDT

Back

Display Language

English

Chinese

Secondary Language

Language File Postfix

Back

Diagnostic Mode

Keypad/LED Diagnostic

Account

SIP Proxy

Outbound

Proxy

SIP User ID

SIP Auth ID

SIP Password

SIP Transport

Audio

Save

Upgrade

Firmware

Server

Config Server

Upgrade Via

Layer 2 QoS

802.1Q/VLAN Tag Priority value Reset Vlan Config Back

Grandstream Networks, Inc.

GXP User Manual

Page 23 of 38

 

Firmware 1.1.6.44

Last Updated: 12/2008

Page 23
Image 23
Grandstream Networks GXP-280 manual Sip

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.