Grandstream Networks GRP261X Instruction Manual

Grandstream Networks, Inc.
GRP261X/GRP2624/GRP2634
Carrier-Grade IP Phones
Administration Guide

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
COPYRIGHT
©2021 Grandstream Networks, Inc. https://www.grandstream.com
All rights reserved. Information in this document is subject to change without notice. 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.
The latest electronic version of this guide is available for download here:
https://www.grandstream.com/support
Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc.
in the United States, Europe and other countries.
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 guide, could void your manufacturer warranty.
WARNING
Please do not use a different power adaptor with devices as it may cause damage to the products and void
the manufacturer warranty.

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
U.S. FCC Part 68 Regulatory Information
This equipment complies with Part 68 of the FCC rules. Located on the equipment is a label that contains,
among other information, the ACTAregistration number and ringer equivalence number (REN). If requested,
this information must be provided to the telephone company.
The REN is used to determine the quantity of devices which may be connected to the telephone line.
Excessive REN’s on the telephone line may result in the devices not ringing in response to an incoming
call. In most, but not all areas, the sum of the REN’s should not exceed five (5.0). To be certain of the
number of devices that may be connected to the line, as determined by the total REN’s contact the
telephone company to determine the maximum REN for the calling area.
This equipment cannot be used on the telephone company-provided coin service. Connection to Party Line
Service is subject to State Tariffs.
If this equipment causes harm to the telephone network, the telephone company will notify you in advance
that temporary discontinuance of service may be required. If advance notice isn’t practical, the telephone
company will notify the customer as soon as possible. Also, you will be advised of your right the file a
complaint with the FCC if you believe it is necessary.
The telephone company may make changes in its facilities, equipment, operations, or procedures that could
affect the operation of the equipment. If this happens, the telephone company will provide advance notice
in order for you to make the necessary modifications in order to maintain uninterrupted service.
If trouble is experienced with this equipment, please contact (Agent in the US):
Company Name: Grandstream Networks, Inc.
Address: 126 Brookline Ave, 3rd Floor Boston, MA 02215, USA
Tel: [phone]
Fax: [phone]
If the trouble is causing harm to the telephone network, the telephone companymay request you to remove the
equipment from the network until the problem is resolved.
This equipment uses the following USOC jacks: RJ45C.
It is recommended that the customer install an AC surge arrester in the AC outlet to which this device is
connected. This is to avoid damaging the equipment caused by local lightning strikes and other electrical
surges.
Since this device has the HAC function, the earpiece is easy to absorb small, please take care to avoid
scratching.

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
U.S. FCC Part 15 Regulatory Information
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.
Any Changes or modifications not expressly approved by the party responsible for compliance could void
the user's authority to operate the equipment.
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 a
particular 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.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This
equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
Directive 2014/53/EU Regulatory Information
This applies to GRP2612W/GRP2614/GRP2615/GRP2616 only
Operating Frequency Band (RF)
Max Power
2402-2480MHz (TX&RX)
BT-EDR
8.15dBm
2402-2480MHz (TX&RX)
BT-BLE
7.21dBm
2412-2472MHz (TX&RX)
802.11b
18.15dBm
802.11g
18.42dBm
802.11n-20
19.06dBm
5150-5250MHz (TX&RX)
802.11a
19.28dBm
802.11n-20
18.78dBm
802.11n-40
19.10dBm
802.11ac20
18.89dBm
802.11ac40
18.66dBm
802.11ac80
15.80dBm
5250-5350MHz (TX&RX)
802.11a
18.63dBm
802.11n-20
18.60dBm
802.11n-40
18.93dBm
802.11ac20
18.59dBm
802.11ac40
18.38dBm
802.11ac80
15.85dBm
5470-5725MHz (TX&RX)
802.11a
18.19dBm
802.11n-20
18.32dBm
802.11n-40
18.34dBm
802.11ac20
18.44dBm
802.11ac40
17.72dBm
802.11ac80
15.45dBm

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GRP261x/GRP2624/GRP2634 Administration Guide
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Caution: Exposure to Radio Frequency Radiation
This equipment complies with EU radiation exposure limits set forth for an uncontrolled environment. This
equipment should be installed and operated with minimum distance of 20 cm between the radiator and your
body.
CE Authentication
Hereby, Grandstream Networks, Inc. declares that the radio equipment GRP2612W, GRP2614, GRP2615
and GRP2616 are in compliance with Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address :
https://www.grandstream.com/support/resources/

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
GNU GPL INFORMATION
GRP261x/GRP2624/GRP2634 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:
https://www.grandstream.com/hubfs/Product_Documentation/GRP261X/GRP2624/GRP2634_gnu_gpl.zip

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GRP261x/GRP2624/GRP2634 Administration Guide
Version 1.0.5.48
Table of Contents
DOCUMENT PURPOSE...............................................................................................13
CHANGE LOG..............................................................................................................14
Firmware Version 1.0.5.48 ......................................................................................................................14
Firmware Version 1.0.5.45 ......................................................................................................................14
Firmware Version 1.0.5.44 ......................................................................................................................14
Firmware Version 1.0.5.36 ......................................................................................................................14
Firmware Version 1.0.5.33 ......................................................................................................................14
Firmware Version 1.0.5.15 ......................................................................................................................14
Firmware Version 1.0.3.6.........................................................................................................................15
Firmware Version 1.0.1.23 ......................................................................................................................15
Firmware Version 1.0.1.17 ......................................................................................................................15
Firmware Version 1.0.1.7.........................................................................................................................15
Firmware Version 1.0.0.31 ......................................................................................................................15
Firmware Version 1.0.0.16 ......................................................................................................................15
WELCOME ...................................................................................................................16
PRODUCT OVERVIEW ................................................................................................18
Feature Highlights ...................................................................................................................................18
Technical Specifications ..........................................................................................................................20
GETTING STARTED..................................................................................................... 28
Equipment Packaging..............................................................................................................................28
GRP261X/GRP2624/GRP2634 Phone Setup.........................................................................................29
Using the Phone Stand........................................................................................................................29
Using the Slots for Wall Mounting........................................................................................................29
Connecting the GRP261X/GRP2624/GRP2634 .....................................................................................30
Configuration via Keypad ........................................................................................................................30
Configuration via Web Browser...............................................................................................................38
Saving Configuration Changes................................................................................................................39

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GRP261x/GRP2624/GRP2634 Administration Guide
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Rebooting from Remote Locations..........................................................................................................39
CONFIGURATION GUIDE............................................................................................40
Status Page Definitions...........................................................................................................................40
Account Page Definitions ........................................................................................................................42
Settings Page Definitions ........................................................................................................................59
Network Page Definitions........................................................................................................................91
Maintenance Page Definitions.................................................................................................................97
Directory Page Definitions.....................................................................................................................104
BLF LED PATTERNS ................................................................................................. 108
NAT SETTINGS.......................................................................................................... 110
BLUETOOTH (AVAILABLE ON GRP2614/GRP2615 & GRP2616 ONLY).................111
PACKET CAPTURE ................................................................................................... 112
CLICK-TO-DIAL.......................................................................................................... 113
OUTBOUND NOTIFICATION SUPPORT................................................................... 115
UPGRADING AND PROVISIONING ..........................................................................127
Unified Firmware ...................................................................................................................................127
Dual-image Firmware............................................................................................................................127
Firmware Upgrade.................................................................................................................................128
Upgrade via Keypad Menu ................................................................................................................128
Upgrade via Web GUI........................................................................................................................129
No Local TFTP/FTP/HTTP Servers...................................................................................................129
Phone Provisioning................................................................................................................................130
Configuration File Download..............................................................................................................130
No Touch Provisioning.......................................................................................................................132
Shortcut of Upgrade and Provision via Keypad Menu ..........................................................................132
GRP261X/GRP2624/GRP2634 TOOLS .....................................................................133
RESTORE FACTORY DEFAULT SETTING ...............................................................134

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GRP261x/GRP2624/GRP2634 Administration Guide
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Restore Factory settings using LCD Menu............................................................................................134
EXPERIENCING GRP261X/GRP2624/GRP2634.......................................................135