Grandstream GXP1628 IP Phone | New

Grandstream GXP1628 IP Phone | New

SKU: GXP1628-N
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Overview

Overview of Grandstream GXP1628 IP Phone | New

The Grandstream GXP1628 IP Phone is a powerful Gigabit phone designed for desktop users who require standard communication capabilities and quick network access. provides an efficient call environment on any desktop. This phone's 132x48 backlit LCD screen, 2-line/SIP account keys, and 8 dual-color LCD BLF/speed-dial keys provide an easy-to-use interface and simple design. The GXP1628 is also equipped with dual Gigabit ports and integrated PoE, making it suitable for a variety of deployment scenarios. The built-in HD audio and three XML-programmable soft keys provide additional customization and usability. As with all Grandstream IP phones, the GXP1628 includes cutting-edge security encryption technology (SRTP and TLS). The GXP1628 supports a number of automated provisioning options, including zero-configuration with Grandstream's UCM series IP PBXs, encrypted XML files, and TR-069, making mass deployment extremely simple.


Key Features of Grandstream GXP1628 IP Phone


• 2 lines with support for up to 2 SIP accounts
• 132x48 backlit graphical LCD display
• 3 XML programmable context-sensitive soft keys
• Dual 10/100/1000 PoE enabled Ethernet ports
• G.722 wideband codec for HD audio quality
• 3-way conference calling capability
• Interoperability with third-party SIP devices and leading SIP/NGN/IMS platforms
• Automatic provisioning using TR-069 or encrypted configuration files over HTTPS
• HD wideband audio, full-duplex hands-free speakerphone, large phone book, and call history records
• Strong security features based on TLS/SRTP/HTTPS/AES encryption
• Personal productivity applications like real-time local weather updates

Specifications

Specifications for Grandstream GXP1628 IP Phone | New

ManufacturerGrandstream
Manufacturer Part NumberGXP1628
Product NameGrandstream GXP1628 IP Phone
Product TypeVoIP Phone
Call Services
Call Waiting, Call Forwarding, Call Transfer, Call Hold
Dialer Location
Base
Conference Call Capability
3-way
Speakerphone
Yes
Main Features
Integrated Ethernet switch
VoIP
Yes
VoIP Protocols
SIP
Voice Codecs
G.722, G.723, G.729ab, G.711u, G.711a, G.726, iLBC, Opus
Lines Supported
2 lines
Quality of Service
IEEE 802.1Q (VLAN), Differentiated Services (DiffServ), IEEE 802.1p, Type of Service (ToS), Multiprotocol Label Switching (MPLS)
Security
256-bit AES, EAP-MD5, IEEE 802.1X, TLS
Power Over Ethernet (PoE) Support
Yes
Network Protocols
IP, TCP, TFTP, UDP, ICMP, ARP, HTTP, DNS, HTTPS, SRTP, Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED), TR-069, RTCP, RTP, RARP
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Voice Features
Comfort noise generation (CNG), voice activity detection (VAD), acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)
Network Features
Class 2 PoE, Lightweight Directory Access Protocol (LDAP)
Phone Directory Capacity
500 names & numbers
Caller ID Memory
200 names & numbers
Type
LCD display - color
Display Location
Base
Display Resolution
132 x 48 pixels
Backlit
Yes
Connections
Headset jack / RJ-9
Placing / Mounting
Wall-mountable, table-top
Included Accessories
Stand, power adapter, network cable
Width
7.6 in
Depth
8.7 in
Height
3 in
Weight
28.2 oz

User Guides

Grandstream GXP1628 IP Phone Data Sheet

Frequently Asked Questions

Grandstream GXP1628 IP Phone
Frequently Asked Questions (FAQ's)



What is the Grandstream GXP1628?
  • The Grandstream GXP1628 is a small-to-medium corporate IP phone that features HD audio, two gigabit ports, PoE, and a backlit LCD displa
    • How do I set up the Grandstream GXP1628?
  • Connect the handset, power adapter (if not use PoE), and network cord. Configure SIP account settings using the online interface or the phone menu.
    • How do I access the web interface of the GXP1628?
  • Find the phone's IP address in Menu > Status > Network and type it into a web browser. Log in with the default credentials (admin/admin).
    • What are the default username and password for the web interface?
  • The default username is admin, and the default password is admin.
    • How do I factory reset the Grandstream GXP1628?
  • Navigate to Menu > System > Factory Reset, or press and hold the OK button for five seconds.
    • How do I configure SIP settings on the GXP1628?
  • Log into the web interface, select Accounts > Account 1 > General Settings, and enter the SIP credentials provided by your VoIP provider.
    • Does the Grandstream GXP1628 support Power over Ethernet (PoE)?
  • Yes, the phone supports PoE, which allows it to receive power over an Ethernet wire when attached to a PoE switch.
    • How do I update the firmware on the GXP1628?
  • Navigate to Maintenance > Upgrade and Provisioning, enter the firmware server URL, and then click "Save and Apply."
    • Can I use a headset with the GXP1628?
  • Yes, it supports RJ9 and EHS (Electronic Hook Switch) headsets from compatible brands such as Plantronics.
    • How do I transfer a call on the GXP1628?
  • To complete the transfer, hit Transfer again after dialing the recipient's number.
    • How do I put a call on hold?
  • Press the Hold button during an active call.
    • How do I enable Do Not Disturb (DND) mode?
  • Press the DND soft key on your phone or enable it from Menu > Preferences > Do Not Disturb.
    • How do I check voicemail on the GXP1628?
  • Press the Message button and enter your voicemail PIN when prompted.
    • How many SIP accounts does the GXP1628 support?
  • The GXP1628 supports up to 2 SIP accounts.
    • What type of display does the GXP1628 have?
  • It has a 132 x 48-pixel backlit LCD screen.
    • Can I use the GXP1628 with different VoIP providers?
  • Yes, it is SIP-compatible and works with most VoIP providers.
    • How do I set up speed dial on the GXP1628?
  • Assign a speed dial number using Menu > Contacts > Speed Dial or the online interface under Settings > Programmable Keys.
    • How do I adjust the ringer volume?
  • Use the Volume + / - buttons when the phone is idle.
    • Does the GXP1628 support call conferencing?
  • Yes, it enables three-way conferencing; during a call, use the Conference button to add another party.
    • How do I enable call forwarding on the GXP1628?
  • Go to Menu > Call Features > Forward, then choose the forwarding type (Always, Busy, or No Answer) and enter the forwarding number.
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