Grandstream Networks GXP1610 Instruction Manual

Grandstream Networks, Inc.
GXP1610/GXP1615
GXP1620/GXP1625
GXP1628/GXP1630
Small Business IP Phone
Administration Guide

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Table of Content
DOCUMENT PURPOSE.................................................................................................4
GNU GPL INFORMATION..............................................................................................5
CHANGE LOG................................................................................................................6
Firmware Version 1.0.4.100...................................................................................................................6
Firmware Version 1.0.4.88.....................................................................................................................6
Firmware Version 1.0.4.82.....................................................................................................................6
Firmware Version 1.0.4.67.....................................................................................................................7
Firmware Version 1.0.4.65.....................................................................................................................7
Firmware Version 1.0.4.56.....................................................................................................................7
Firmware Version 1.0.4.55.....................................................................................................................7
Firmware Version 1.0.4.50.....................................................................................................................7
Firmware Version 1.0.4.46.....................................................................................................................7
Firmware Version 1.0.4.33.....................................................................................................................8
Firmware Version 1.0.4.22.....................................................................................................................8
Firmware Version 1.0.4.17.....................................................................................................................8
Firmware Version 1.0.4.6.......................................................................................................................9
Firmware Version 1.0.3.28.....................................................................................................................9
Firmware Version 1.0.3.6.......................................................................................................................9
Firmware Version 1.0.2.29.....................................................................................................................9
Firmware Version 1.0.2.26.....................................................................................................................9
Firmware Version 1.0.2.24.....................................................................................................................9
Firmware Version 1.0.2.22.....................................................................................................................9
Firmware Version 1.0.2.6.......................................................................................................................9
Firmware Version 1.0.2.4.....................................................................................................................10
Firmware Version 1.0.1.14...................................................................................................................10
Firmware Version 1.0.1.10...................................................................................................................10
GUI INTERFACE EXAMPLES...................................................................................... 11
WELCOME ...................................................................................................................12
PRODUCT OVERVIEW ................................................................................................14

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Feature Highlights (GXP1610/GXP1615/GXP1620/GXP1625/GXP1628)..........................................14
Feature Highlights (GXP1630).............................................................................................................14
GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 Technical Specifications ..................15
CONFIGURATION GUIDE............................................................................................20
Configuration via Keypad.....................................................................................................................20
Configuration via Web Browser ...........................................................................................................25
Definitions ............................................................................................................................................26
Status Page Definitions ................................................................................................................26
Account Page Definitions .............................................................................................................27
Settings Page Definitions .............................................................................................................38
Network Page Definitions .............................................................................................................49
Maintenance Page Definitions......................................................................................................51
Phonebook Page Definitions ........................................................................................................57
NAT Settings ........................................................................................................................................60
Public Mode .........................................................................................................................................60
Lock Settings on the Phone.................................................................................................................61
DHCP VLAN ........................................................................................................................................61
Ability to Configure Record Button.......................................................................................................62
Editing Contacts and Click-To-Dial ......................................................................................................63
Saving the Configuration Changes ......................................................................................................64
Rebooting from Remote Locations ......................................................................................................65
UPGRADING AND PROVISIONING ............................................................................66
Upgrade via Keypad Menu ..................................................................................................................66
Upgrade via Web GUI..........................................................................................................................66
No Local TFTP/HTTP Servers .............................................................................................................67
Configuration File Download................................................................................................................67
RESTORE FACTORY DEFAULT SETTINGS ...............................................................69
Restore to Factory Default via the LCD Menu.....................................................................................69
Restore to Factory Default via the Web GUI .......................................................................................69
EXPERIENCING THE GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 70

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Table of Tables
Table 1: GXP1610/GXP1615 Technical Specifications...............................................................................15
Table 2: GXP1620/GXP1625 Technical Specifications...............................................................................16
Table 3: GXP1628 Technical Specifications................................................................................................17
Table 4: GXP1630 Technical Specifications................................................................................................18
Table 5: GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 Menu Options............................20
Table 6: User / Admin Levels Information ...................................................................................................25
Table 7: Status Page Definitions .................................................................................................................26
Table 8: Account Page Definitions ..............................................................................................................27
Table 9: Settings Page Definitions ..............................................................................................................38
Table 10: Network Page Definitions ............................................................................................................49
Table 11: Maintenance Page Definitions.....................................................................................................51
Table 12: Phonebook Page Definitions .......................................................................................................57
Table of Figures
Figure 1: Keypad Menu Flow ......................................................................................................................24
Figure 2: Lock/Unlock Configuration via Keypad Menu..............................................................................61
Figure 3: Enable DHCP VLAN ....................................................................................................................62
Figure 4: DHCP Option 132 & 133..............................................................................................................62
Figure 5: Call Recording Feature Codes ....................................................................................................63
Figure 6: Web GUIPhonebookContacts...............................................................................................64
Figure 7: Click-to-Dial..................................................................................................................................64
Figure 8: Rebooting the phone via web GUI...............................................................................................65

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DOCUMENT PURPOSE
This document describes how to configure GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630
features via phone’s LCD menu and Web GUI menu. The intended audiences of this document are phone
administrators.
To learn the basic functions of GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630, please visit
http://www.grandstream.com/support to download the latest “GXP16XX series User Guide”.

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GNU GPL INFORMATION
GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 firmware contains third-party software
licensed under the GNU General Public License (GPL). Grandstream uses software under the specific
terms of the GPL. Please see the GNU General Public License (GPL) for the exact terms and conditions of
the license.
Grandstream GNU GPL related source code can be downloaded from Grandstream web site from:
http://www.grandstream.com/support/faq/gnu-general-public-license/gnu-gpl-information-download.

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CHANGE LOG
This section documents significant changes from previous versions of user manuals for
GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630. Only major new features or major
document updates are listed here.
Firmware Version 1.0.4.100
•Added “Import Group Method” to append or replace existing groups. [Import Group Method]
•Added option to validate server certificates with our trusted list for TLS connections. [Validate server
certificates]
•Added option to enable or disable user web access. [Enable User Web Access]
•Added support for Cisco Discovery Protocol. [Enable CDP]
•Added option to enable CSTA Control. [CSTA Control]
•Added option to test strength of password. [Test Password Strength]
•Added option to configure the timeout of the active backlight. [Active Backlight Timeout]
•Added option to specify the transfer mode via VPK. [Transfer Mode via MPK]
•Added support for transfer when using a non-transfer MPK. [Enable Transfer via non-Transfer MPK]
•Added support for SBC. [Use SBC]
•Added option to include the MAC address on the SIP message header. [Use MAC Header]
•Force admin to change default password upon first time login.
Firmware Version 1.0.4.88
•No major changes.
Firmware Version 1.0.4.82
•Added “Account Display” option to configure SIP account display label on LCD. [Account Display]
•Added “Disable VM/MSG Power Light Flash” option to enable/disable voicemail/message
indication. [Enable / Disable VM/MSG Power Light Flash]
•Added web UI option to upload SSH public key for SSH access. [SSH Public Key]
•Added “Ring for Call Waiting” option to enable/disable ringing the speaker phone on call waiting.
[Ring For Call Waiting]
•Added call forwarding configuration on web UI. [Call Forward]
•Added support for static/dynamic auto-attended transfer. [Attended Transfer Mode]
•Added support for BLF server. [BLF Server]
•Added automatic redial support. [Automatic Redial]
•Added blacklist/whitelist support in phonebook. [Blacklist, Whitelist]
•Added option to disable hook switch. [Disable Hook Switch]
•Added notification tone value configuration [Notification tone volume]

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•Added SNMP support. [SNMP]
•Added support for Genesys Agent Login/Logout and status update. [Enable User Presence
Subscription]
•Improved slow performance issue after phone is used for some time.
•Added Let’s Encrypt Root CA to Trusted CA.
•Increased max length of dial plan from 512 to 1024 characters.
Firmware Version 1.0.4.67
•No major changes.
Firmware Version 1.0.4.65
•Added support for Syslog over TLS [Syslog Protocol]
•Added support of Provisioning "Trusted CA Certificates" [Trusted CA certificates]
•Added option to select the method for caller information display [Remote Info Display]
•Added support to enable/disable IPv4/IPv6 [Internet Protocol]
•GDS3710 Surveillance Action Key support integration [Grandstream Door System]
Firmware Version 1.0.4.56
•No major changes.
Firmware Version 1.0.4.55
•Allow certificate upload for OpenVPN. [Open VPN® Settings]
•Added option to sort Broadsoft phonebook by Last/First name. [Sort Phonebook ]
•Added ability to lock the phone ringing volume. [Lock Volume]
•Added ability to customize the domain name on the XSI request. [XSI Actions Path]
•Changed OpenVPN to OpenVPN® for web page and added the trademark. [Open VPN® Settings]
•Added HTTP/HTTPS Authentication for phonebook XML file download. [HTTP/HTTPS User Name;
HTTP/HTTPS Password]
•Updated syslog message to include MAC address and firmware version. [Syslog]
Firmware Version 1.0.4.50
•No major changes.
Firmware Version 1.0.4.46
•Added support for concurrent G.729 calls.
•Added option to enable/disable web UI access. [Web Access Mode]

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•Added option to hide the password on the display after dialing a specific prefix. [Hide Dialing
Password]
•Added LDAPS support. [LDAP protocol]
•Added support for certificate DN validation for LDAPS.
•Added option to remove SIP error on LCD. [Show SIP Error Response]
Firmware Version 1.0.4.33
•Added support of intercom button to send multicast paging. [Intercom Key Mode]
•Added option to disable custom SIP header. [Custom SIP Headers]
•Added support to send SIP log without enabling debug level. [Send SIP Log]
•Added option to bypass firmware upgrade confirmation. [Firmware Upgrade Confirmation]
Firmware Version 1.0.4.22
•Added ability to lock settings on phone. [Maintenance  Security] [Lock Settings on the Phone]
•Added support for DHCP option 132 and 133 tunneled through DHCP option 43. [Network 
Advanced Settings] [DHCP VLAN]
•Added support for DHCP option 132 for (802.1Q VLAN ID) and 133 (QOS priority level). [Network
 Advanced Settings]
•Added ability to adjust ringtone level from web GUI. [Settings  Preferences  Ring Tone]
•Added support for separated QoS setting for SIP and RTP. [Network  Advanced Settings]
•Added configurable web access port. [Maintenance  Security]
•Added ability to configure record button. [Account x  Call Settings] [Ability to Configure Record
Button]
Firmware Version 1.0.4.17
•Added ability to set forward on busy and on no answer from the LCD. [Hide System Softkey on
Main Page]
•Added ability to display more characters for account name on LCD display. [Wide Idle Screen View]
•Added option for predictive dial feature. [Predictive Dialing Feature]
•Added option to adjust the Maximum Transmission Unit (MTU) of IP packets. [Maximum
Transmission Unit (MTU)]
•Spited register and subscription expiration settings. [Subscribe Expiration]
•Added ability to hide web access mode and disable SSH from LCD menu under constraint mode.
[Configuration via Keypad Menu]
•Add support for Latvian Language.

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Firmware Version 1.0.4.6
•Added ability to customize the system softkey. [Softkeys]
•Added ability to hide system softkey on main screen. [Hide System Softkey on Main Page]
•Added support of configurable User Agent field. [User-Agent Prefix]
Firmware Version 1.0.3.28
•Added option to disable recovery on blind transfer. [Disable Recovery on Blind Transfer]
•Added call-pickup barge-in code. [Call Pickup Barge-in Code]
•Added options to hide remote user ID based on both call type and length. [Hide Remote User ID]
•Added option to set Broadsoft’s contacts download interval. [XSI]
Firmware Version 1.0.3.6
•Added G723.1 and iLBC codecs support. [Preferred Vocoder]
•Added Event Notification. [Maintenance]
•Added options to specify Broadsoft XSI authentication method. [XSI]
Firmware Version 1.0.2.29
•Added DHCP option 150/160 support. [Additional Override DHCP option]
Firmware Version 1.0.2.26
•Added ability to filter characters from dial numbers.
Firmware Version 1.0.2.24
•Web logo and style changed.
Firmware Version 1.0.2.22
•Added DHCP Option 125 support.
Firmware Version 1.0.2.6
•Enabled/Disabled Broadsoft Call Park subscribe. [Broadsoft Call Park]
•Separate Firmware/Config’s upgrade via, HTTP/HTTPS username, and HTTP/HTTPS password.
[Maintenance  Upgrade and Provisioning]

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Firmware Version 1.0.2.4
•Ignore Alert-Info Header. [Ignore Alert-Info Header]
•Validate Certification Chain. [Validate Certification Chain]
•Bypass Dial Plan through Call History and Directories. [Bypass Dial Plan through Call History and
Directories]
Firmware Version 1.0.1.14
•Backup Outbound Proxy. [Backup Outbound Proxy]
•Enable OPTIONS Keep Alive. [Enable OPTIONS Keep Alive]
•OPTIONS Keep Alive Interval. [OPTIONS Keep Alive Interval]
•OPTIONS Keep Alive Max Lost. [OPTIONS Keep Alive Max Lost]
Firmware Version 1.0.1.10
This is the initial version.

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GUI INTERFACE EXAMPLES
http://www.grandstream.com/sites/default/files/Resources/gxp16xx_web_gui.zip
1. Screenshot of Login Page.
2. Screenshots of Status Pages.
3. Screenshots of Accounts Pages.
4. Screenshots of Settings Pages.
5. Screenshots of Network Pages.
6. Screenshots of Maintenance Pages.
7. Screenshots of Phonebook Pages.

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WELCOME
Thank you for purchasing Grandstream Small Business IP phone GXP1610/GXP1615/GXP1620/
GXP1625/GXP1628/GXP1630. GXP16xx series is a next generation small-to-medium business IP phone:
the GXP1620/GXP1625 features 2 lines with 2 SIP accounts, superior HD wideband audio, 132 x 48 backlit
graphical LCD; the GXP1610/GXP1615 supports 2 lines with 1 SIP account, 132 x 48 graphical LCD;
GXP1630 supports 3 lines with 3 SIP accounts, 132x64 backlit graphical LCD. The GXP1610/GXP1615/
GXP1620/GXP1625/GXP1628/GXP1630 delivers rich features of 3 XML programmable context-sensitive
softkeys, dual network ports with PoE (GXP1625/GXP1628/GXP1630 only), EHS (Electronic Hook-Switch)
with Plantronics headsets, 3-ways conference on GXP1610/GXP1615/GXP1620/GXP1625/GXP1628 and
up to 4-ways conference on GXP1630, superb full-duplex hands-free speakerphone with advanced acoustic
echo cancellation, advanced security protection for privacy, and compatible with Grandstream UCM
Features. It is a perfect choice for small-to-medium businesses looking for a high quality, feature rich IP
phone with affordable cost.

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Caution:
Changes or modifications to this product not expressly approved by Grandstream, or operation of this
product in any way other than as detailed by this User Manual, could void your manufacturer warranty.
Warning:
Please do not use a different power adaptor with the GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/
GXP1630 as it may cause damage to the products and void the manufacturer warranty.
This document is subject to change without notice. The latest electronic version of this user manual is
available for download here:
http://www.grandstream.com/support
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for
any purpose without the express written permission of Grandstream Networks, Inc is not permitted.
FCC Caution:
Any Changes or modifications not expressly approved by the party responsible for compliance could void
the user’s authority to operate the equipment. This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This device may not cause harmful interference,
and (2) this device must accept any interference received, including interference that may cause undesired
operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates uses and can radiate radio
frequency energy and, if not installed and used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no guarantee that interference will not occur in an
installation. If this equipment does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.

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PRODUCT OVERVIEW
Feature Highlights (GXP1610/GXP1615/GXP1620/GXP1625/GXP1628)
•132*48 pixels backlit graphical LCD display (GXP1610/GXP1615 don’t support backlit)
•2 dual-color line keys, 3 XML programmable context-sensitive soft keys, 8 BLF keys (GXP1628
only), 3-way conference, multi-language support
•HD wideband audio (GXP1620/GXP1625/GXP1628 only), superb full-duplex hands-free
speakerphone with advanced acoustic echo cancellation and excellent double-talk performance
•Large phonebook (up to 500 contacts) and call history (up to 200 records)
•Automated personal information service (e.g., local weather, etc.), personalized music ring
tone/ring back tone, flexible customizable screen content & format using XML, and advanced Web
and enterprise applications, local weather service
•Dual switched 10/100 Mbps ports on GXP1610/GXP1615/GXP1620/GXP1625, dual switched auto-
sensing 10/100/1000 Mbps Ethernet ports on GXP1628, integrated PoE on
GXP1615/GXP1625/GXP1628
•Automated provisioning using TR-069 or encrypted XML configuration file, SRTP and TLS for
advanced security protection, 802.1x for media access control
•Perfectly compatible with Grandstream UCM Features
•Innovative UI design (easy and useable multi-language support)
•Use with Grandstream’s UCM6xxx series IP PBX appliance for Zero-Config provisioning, 1-touch
call recording and more
Feature Highlights (GXP1630)
•132*64 pixels backlit graphical LCD display
•3 dual-color line keys, 3 XML programmable context-sensitive soft keys, 8 BLF keys, 4-way
conference, multi-language support
•HD wideband audio, superb full-duplex hands-free speakerphone with advanced acoustic echo
cancellation and excellent double-talk performance
•Large phonebook (up to 500 contacts) and call history (up to 200 records)
•Automated personal information service (e.g., local weather, etc.), personalized music ring
tone/ring back tone, flexible customizable screen content & format using XML, and advanced Web
and enterprise applications, local weather service
•Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports with integrated PoE

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•Automated provisioning using TR-069 or encrypted XML configuration file, SRTP and TLS for
advanced security protection, 802.1x for media access control
•Perfectly compatible with Grandstream UCM Features
•Innovative UI design (easy and useable multi-language support)
•Use with UCM6xxx IP PBX appliance for Zero-Config provisioning, 1-touch call recording and more
GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 Technical
Specifications
Table 1: GXP1610/GXP1615 Technical Specifications
Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP,
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN,
SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP
Network Interfaces
Dual switched 10/100 Mbps ports, integrated PoE (GXP1615 only)
Graphic Display
132*48 LCD display
Feature Keys
2 line keys with dual-color LED and 1 SIP account.3 XML programmable
context sensitive soft keys. 5 (navigation, menu) keys. 13 dedicated function
keys for PAGE/INTERCOM, PHONEBOOK, MESSAGE, HOME, HOLD,
RECORD, MUTE, HEADSET, TRANSFER, CONFERENCE, SEND and
REDIAL, SPEAKERPHONE, VOLUME
Voice Codecs
Support for G.711µ/a, G.722 (wide-band), G.723.1, G.726-32, G.729 A/B,
iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward (unconditional/no-answer/busy), 3-way conference,
call park/pickup, downloadable phone book (XML, LDAP, up to 500 items),
call waiting, call history (up to 200 records), off-hook auto dial, auto answer,
click-to-dial, flexible dial plan, Hot Desking, personalized music ringtones,
server redundancy & fail-over
Headset Jack
RJ9 headset jack (allowing EHS with Plantronics headsets)
Base Stand
Yes, allow 2 angle positions available, Wall Mountable
QoS
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level access control, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS,
802.1x media access control
Multi-language
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
simplified and traditional Chinese, Korean, Japanese, and more
Upgrade/Provisioning
Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-
069 or AES encrypted XML configuration file
Power & Green Energy
Efficiency
Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA

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Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% Non-condensing
Physical
Dimension: 209mm（L）x 184.5mm（W）x 76.2mm（H） (with handset)
Unit Weight: 0.74kg Package Weight: 1.1kg
Package Content
GXP1610/GXP1615 phone, handset with cord, base stand, universal power
supply, network cable, Quick Installation Guide, brochure, GPL license
Compliance
FCC: Part 15 (CFR 47) Class B
CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS 60950.1
Table 2: GXP1620/GXP1625 Technical Specifications
Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP,
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN,
SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP
Network Interfaces
Dual switched 10/100 Mbps ports, integrated PoE (GXP1625 only)
Graphical Display
132*48 pixel backlit graphical LCD display
Feature Keys
2 line keys with dual-color LED and 2 SIP accounts. 3 XML programmable
context sensitive soft keys. 5 (navigation, menu) keys. 13 dedicated function
keys for MUTE, HEADSET, TRANSFER, CONFERENCE, SEND and
REDIAL, SPEAKERPHONE, VOLUME, PHONEBOOK, MESSAGE, HOLD,
PAGE/INTERCOM, RECORD, HOME
Voice Codecs
Support for G.711µ/a, G.722 (wide-band), G.723.1, G.726-32, G.729 A/B,
iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward (unconditional/no-answer/busy), call park/pickup, 3-
way conference, shared-call-appearance (SCA) / bridged-line-appearance
(BLA), downloadable phone book (XML, LDAP, up to 500 items), call waiting,
call history (up to 200 records), off-hook auto dial, auto answer, click-to-dial,
flexible dial plan, Hot Desking, personalized music ringtones, server
redundancy & fail-over.
Headset Jack
RJ9 headset jack (allowing EHS with Plantronics headsets)
HD Audio
Yes, HD handset and speakerphone with support for wideband audio
Base Stand
Yes, 2 angle positions available, Wall Mountable
QoS
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level access control, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS,
802.1x media access control
Multi-language
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
simplified and traditional Chinese, Korean, Japanese, and more
Upgrade/Provisioning
Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-
069 or AES encrypted XML configuration file
Power & Green Energy
Efficiency
Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
PoE IEEE802.3 af Class 2, 3.84W-6.49W (GXP1625 only)

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Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% Non-condensing
Physical
Dimension: 209mm（L）x 184.5mm（W）x 76.2mm（H） (with handset)
Unit Weight: 0.73kg Package Weight: 1.1kg
Package Content
GXP1620/GXP1625 phone, handset with cord, base stand, universal power
supply, network cable, Quick Installation Guide, brochure, GPL license
Compliance
FCC: Part 15 (CFR 47) Class B
CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS 60950.1
Table 3: GXP1628 Technical Specifications
Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP,
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN,
SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP
Network Interfaces
Dual switched 10/100/1000 Mbps ports, integrated PoE
Graphical Display
132 x 48 backlit graphical LCD display
Feature Keys
2 line keys with dual-color LED and 2 SIP accounts. 3 XML programmable
context sensitive soft keys. 5 (navigation, menu) keys. 8 BLF keys. 13
dedicated function keys for PAGE/INTERCOM, PHONEBOOK, MESSAGE,
HOME, HOLD, RECORD, MUTE, HEADSET, TRANSFER, CONFERENCE,
SEND and REDIAL, SPEAKERPHONE, VOLUME
Voice Codecs
Support for G.711µ/a, G.722 (wide-band), G.723.1, G.726-32, G.729 A/B,
iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward (unconditional/no-answer/busy), call park/pickup, 3-
way conference, shared-call-appearance (SCA) / bridged-line-appearance
(BLA), downloadable phone book (XML, LDAP, up to 500 items), call waiting,
call history (up to 200 records), off-hook auto dial, auto answer, click-to-dial,
flexible dial plan, Hot Desking, personalized music ringtones, server
redundancy & fail-over.
Headset Jack
RJ9 headset jack (allowing EHS with Plantronics headsets)
HD Audio
Yes, HD handset and speakerphone with support for wideband audio
Base Stand
Yes, 2 angle positions available, Wall Mountable
QoS
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level access control, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS,
802.1x media access control
Multi-language
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
simplified and traditional Chinese, Korean, Japanese, and more
Upgrade/Provisioning
Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-
069 or AES encrypted XML configuration file

GXP16XX Administration Guide
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P a g e | 18
Power & Green Energy
Efficiency
Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
PoE IEEE802.3 af Class 2, 3.84W-6.49W
Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% Non-condensing
Physical
Dimension: 220.5mm (L) x 192.5mm (W) x 76.0mm (H) (with handset)
Unit weight: 0.8kg; Package weight: 1.2kg
Package Content
GXP1628, handset with cord, base stand, universal power supply, network
cable, Quick Installation Guide, brochure, GPL license, BLF label cards
Compliance
FCC: Part 15 (CFR 47) Class B
CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS 60950.1
Table 4: GXP1630 Technical Specifications
Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP,
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN,
SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP
Network Interfaces
Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports, integrated
PoE
Graphical Display
132 x 64 backlit graphical LCD display
Feature Keys
3 line keys with dual-color LED and 3 SIP accounts. 3 XML programmable
context sensitive soft keys. 5 (navigation, menu) keys. 8 BLF keys. 13
dedicated function keys for PAGE/INTERCOM, PHONEBOOK, MESSAGE,
HOME, HOLD, RECORD, MUTE, HEADSET, TRANSFER, CONFERENCE,
SEND and REDIAL, SPEAKERPHONE, VOLUME
Voice Codecs
Support for G.711µ/a, G.722 (wide-band), G.723.1, G.726-32, G.729 A/B,
iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward (unconditional/no-answer/busy), call park/pickup, 4-
ways conference, shared-call-appearance (SCA) / bridged-line-appearance
(BLA), downloadable phone book (XML, LDAP, up to 500 items), call waiting,
call history (up to 200 records), off-hook auto dial, auto answer, click-to-dial,
flexible dial plan, Hot Desking, personalized music ringtones, server
redundancy & fail-over.
Headset Jack
RJ9 headset jack (allowing EHS with Plantronics headsets)
HD Audio
Yes, HD handset and speakerphone with support for wideband audio
Base Stand
Yes, 2 angle positions available, Wall Mountable
QoS
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level access control, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS,
802.1x media access control
Multi-language
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
simplified and traditional Chinese, Korean, Japanese, and more

GXP16XX Administration Guide
Version 1.0.4.100
P a g e | 19
Upgrade/Provisioning
Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-
069 or AES encrypted XML configuration file
Power & Green Energy
Efficiency
Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA
PoE IEEE802.3 af Class 2, 3.84W-6.49W
Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C
Humidity: 10% to 90% Non-condensing
Physical
Dimension: 220.5mm (L) x 192.5mm (W) x 76.0mm (H) (with handset)
Unit weight: 0.8kg; Package weight: 1.2kg
Package Content
GXP1630 phone, handset with cord, base stand, universal power supply,
network cable, Quick Installation Guide, brochure, GPL license, BLF label
cards
Compliance
FCC : Part 15 (CFR 47) Class B
CE : EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950; AS/NZS 60950.1