Grandstream Networks HT701 User manual

Grandstream Networks, Inc.
HT701/HT702/HT704
FXS Port
Analog Telephone Adaptors
User Manual
HT701 HT702 HT704

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HT70X User manual
Version 1.0.9.4
COPYRIGHT
©2017 Grandstream Networks, Inc. http://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 user manual is available for download here:
http://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 User Manual, could void your manufacturer warranty.
WARNING
Please do not use a different power adaptor with your devices as it may cause damage to the products and
void the manufacturer warranty.

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HT70X User manual
Version 1.0.9.4
GNU GPL INFORMATION
HT70X 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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HT70X User manual
Version 1.0.9.4
Table of Contents
CHANGE LOG................................................................................................................6
Firmware Version 1.0.9.4 .......................................................................................................................6
Firmware Version 1.0.8.2 .......................................................................................................................6
Firmware Version 1.0.7.3 .......................................................................................................................6
Firmware Version 1.0.6.1 .......................................................................................................................7
Firmware Version 1.0.5.2 .......................................................................................................................7
Firmware Version 1.0.4.14 .....................................................................................................................7
Firmware Version 1.0.4.8 .......................................................................................................................7
Firmware Version 1.0.3.1 .......................................................................................................................8
GUI INTERFACE EXAMPLES........................................................................................9
WELCOME ...................................................................................................................10
CONNECT YOUR HT70X ............................................................................................. 11
Equipment Packaging .......................................................................................................................... 11
Connecting the HT70X......................................................................................................................... 11
PRODUCT OVERVIEW ................................................................................................ 16
Software Features Overview ...............................................................................................................16
Hardware Specification ........................................................................................................................18
BASIC OPERATIONS...................................................................................................20
Understanding HT70X Interactive Voice Prompt Response Menu......................................................20
Placing a phone call.............................................................................................................................22
Phone or Extension Numbers.......................................................................................................22
Direct IP Calls ...............................................................................................................................22
Call Hold .......................................................................................................................................23
Call Waiting...................................................................................................................................23
Call Transfer.........................................................................................................................................24

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HT70X User manual
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Blind Transfer................................................................................................................................24
Attended Transfer .........................................................................................................................24
3-Way Conferencing ............................................................................................................................24
Call Return ...........................................................................................................................................25
CALL FEATURES.........................................................................................................26
CONFIGURATION GUIDE............................................................................................28
Configuring HT70X through Voice Prompts.........................................................................................28
Configuration via Web Browser ...........................................................................................................28
Accessing the Web UI ..................................................................................................................28
Web UI Access Level Management..............................................................................................29
Saving the Configuration Changes...............................................................................................29
Changing Admin Level Password.................................................................................................30
Changing User Level Password ...................................................................................................30
Changing HTTP Web Port ............................................................................................................30
NAT Settings ........................................................................................................................................31
DTMF Methods ....................................................................................................................................31
Preferred Vocoder (Codec) ..................................................................................................................31
Configuring the HT70X through Voice Prompts...................................................................................32
Register a SIP Account ........................................................................................................................56
Rebooting the HT70X from Remote ....................................................................................................59
SOFTWARE UPGRADE ...............................................................................................60
Firmware Upgrade through TFTP/HTTP/HTTPS.................................................................................60
Instructions for local firmware upgrade................................................................................................61
Configuration File Download................................................................................................................61
Firmware and Configuration File Prefix and Postfix ............................................................................62
Managing Firmware and Configuration File Download........................................................................62
RESTORE FACTORY DEFAULT SETTINGS ............................................................... 64
Using the Reset Button ........................................................................................................................64

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HT70X User manual
Version 1.0.9.4
Using the IVR Command .....................................................................................................................64
EXPERIENCING HT70X ............................................................................................... 66
Table of Tables
Table 1: Definitions of the HT70X Connectors ............................................................................................12
Table 2: Basic Definitions of the HT70X LEDs Pattern ...............................................................................13
Table 3: Advanced Definitions of the HT70X LEDs Pattern ........................................................................13
Table 4: HT70X Software Features.............................................................................................................16
Table 5: HT70X Hardware And Technical Specifications ............................................................................18
Table 6: Voice Prompt Menu .......................................................................................................................20
Table 7: HT70X Call Features .....................................................................................................................26
Table 8: Basic Settings................................................................................................................................32
Table 9: Status Page ...................................................................................................................................35
Table 10: Advanced Settings.......................................................................................................................36
Table 11: Account Settings ..........................................................................................................................43
Table 12: MAC Address Key Mapping ........................................................................................................64
Table of Figures
Figure 1: Diagram of HT70X .......................................................................................................................12
Figure 2: Connection Of HT70X..................................................................................................................15
Figure 3: Admin Level Password ................................................................................................................30
Figure 4: User Level Password ...................................................................................................................30
Figure 5: SIP Accounts Settings..................................................................................................................58
Figure 6: Account Status .............................................................................................................................59

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HT70X User manual
Version 1.0.9.4
CHANGE LOG
This section documents significant changes from previous versions of user guide for HT70X. Only major
new features or major document updates are listed here. Minor updates for corrections or editing are not
documented here.
Firmware Version 1.0.9.4
•No major changes.
Firmware Version 1.0.8.2
•Upgrade the option Allow DHCP Option 66 to override server to [Allow DHCP Option 66 or 160 ]
•Added the options to enable/disable [3CX Auto Provision]
•Added the options to enable/disable [Disable Attended Transfer]
•Added the options to configure [SIP Registration Failure Retry Wait Time upon 403 Forbidden]
•Added the options to [Enable SIP OPTIONS Keep Alive] to use SIP OPTIONS instead of STUN as
Keep-Alive messages.
•Added the options to enable/disable [Do Not Escape '#' as %23 in SIP URI]
•Added the options to configure [SIP OPTIONS Keep Alive Max Lost]
•Added the options to configure [Hold Target Before Refer] allows user to hold or not hold the phone call
before refer.
•Added the options to enable/disable [Authenticate server certificate domain].
•Added the options to enable/disable [Authenticate server certificate chain]
•Added the options to configure [Trusted CA certificates]
•Added the options to enable/disable [Flash Digit Control]
•Added the options to enable/disable [Disable Connected Line ID]
•Added the options to configure [Conference URI]
•Added the options to configure [Fax Tone Detection Mode]
•Added the options to enable/disable [Crypto Life Time]
•Added the options to enable/disable [Enable Pulse Dialing]
Firmware Version 1.0.7.3
•Added the options to enable/disable NEC [Disable Network Echo Suppressor]

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HT70X User manual
Version 1.0.9.4
•Added the options to restrict outgoing call duration [Outgoing Call Duration Limit]
•Added the options to configure [Ring Frequency]
•Added the options to [Enable High Ring Power], to support device consumer more power from FXS
port.
•Added the options to enable/disable [Generate Continuous RFC2833 Events].
•Added the options to configure [SIP REGISTER Contact Header Uses] it’s WAN or LAN address.
•Added the options to [Disable Multiple m line in SDP].
•Added the options to configure [SIP Timer D].
•Added the options to configure [Country Specific Deployment]
Firmware Version 1.0.6.1
•Added the options to enable/disable [Always send HTTP Basic Authentication Information]
•Rearrange Layer 2 QoS setting options [Layer 2 QoS], and move [Layer 3 QoS] to FXS Port page
Firmware Version 1.0.5.2
•Added the option to define [Voice Frames per TX]
•Added the options to enable/disable [Use P-Preferred-Identity Header] and [Use Privacy Header]
•Added the option to enable/disable [Add Auth Header On Initial REGISTER]
Firmware Version 1.0.4.14
•Added the option to enable/disable [Allow DHCP Option 120(override SIP server)]
•Added the option [DTMF Caller ID Tone] to define DTMF call ID Start/Stop Tone
Firmware Version 1.0.4.8
•Added the option to enable/disable HTTP Access [HTTP Access]
•Added the option to enable/disable Authenticate incoming INVITE [Authenticate incoming INVITE]
•Added ability to configure the time of re-register before registration expired [Reregister before Expiration]
•Updated Table3 Advanced Definitions of the HT70X LEDs Pattern
•Added the option to enable/disable Use DNS to detect network connectivity [Use DNS to detect network
connectivity]

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HT70X User manual
Version 1.0.9.4
Firmware Version 1.0.3.1
•Added the option to enable/disable hook flash [Enable Hook Flash]
•Removed firmware key from Advanced Setting page

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HT70X User manual
Version 1.0.9.4
GUI INTERFACE EXAMPLES
http://www.grandstream.com/sites/default/files/Resources/HT70X_web_gui.zip
1. Screenshot of Login Page
2. Screenshots of Status Page
3. Screenshots of Basic Settings Page
4. Screenshots of Advanced Settings Page
5. Screenshots of Profile 1 Page
6. Screenshots of Profile 2 Page
7. Screenshots of FXS Ports Page

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HT70X User manual
Version 1.0.9.4
WELCOME
The HT70X analog telephone adaptors provide transparent connectivity for analog phones and faxes to the
world of internet voice. Connecting to any analog phone, fax or PBX, the HT70X are an effective and flexible
solution for accessing internet-based telephone services and corporate intranet systems across established
LAN and internet connections. The Grandstream handy tones HT70X are new additions to the popular
handy tone ATA product family.
This manual will help you learn how to operate and manage your HT70X analog telephone adaptor and
make the best use of its many upgraded features including simple and quick installation, 3-way
conferencing, direct IP-IP Calling, and new provisioning support among other features. The HT70X are very
easy to manage and configure, and are specifically designed to be an easy to use and affordable VoIP
solution for both the residential user and the teleworker

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HT70X User manual
Version 1.0.9.4
CONNECT YOUR HT70X
Equipment Packaging
The HT70X ATA package contains:
•One HT70X Main Case
•One Universal Power Adaptor
•One Ethernet Cable
•One Vertical Stand (Only on HT702 and HT704 Packages)
Connecting the HT70X
The HT70X is designed for easy configuration and easy installation. Configure the HT70X following the
directions in the Configuration section of this manual.
1. Insert a standard RJ11 telephone cable into the Phone port and connect the other end of the
telephone cable to a standard touch-tone analog telephone.
2. Insert the Ethernet cable into the Internet or LAN port of the HT70X and connect the other end of
the Ethernet cable to an uplink port (a router or a modem, etc.)
3. Insert the power adapter into the HT70X and connect it to a wall outlet.
The HT70X Analog Telephone Adaptor is an all-in-one VoIP integrated device designed to be a total solution
for networks providing VoIP services. The HT70X VoIP features and functions are available using a
regular analog telephone.

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HT70X User manual
Version 1.0.9.4
HT702 HT704
Figure 1: Diagram of HT70X
Table 1: Definitions of the HT70X Connectors
DC 12V
Power adapter connection
Internet Port (RJ-45)
Connect to the internal LAN network. (HT701 Only)
LAN Port (RJ-45)
Connect to the internal LAN network. (HT702 and HT704 Only)
RESET
Factory Reset button: Press for 7 seconds to reset factory default settings.
Phone Port(s) (RJ-11)
FXS port: to be connected to analog phones / fax machines.
There are four (4) LED buttons that help you manage the status of your Handy Tone 701, and there
are five (5) LED buttons that help you manage the status of your Handy Tone 702 and 704.
Display LEDs
Internet Port
(RJ-45 connector
10/100 Mbps)
Phone
Power
Supply
Reset
LAN Port
(RJ-45 connector
10/100 Mbps
with LEDS)
Reset
Phone (RJ-11
FXS Ports)
Display LED’s (green)
Display LED’s (green)
Power
Supply
(12V;1A)
Phone (RJ-11
FXS Ports)
HT701

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HT70X User manual
Version 1.0.9.4
Table 2: Basic Definitions of the HT70X LEDs Pattern
POWER LED
Indicates Power. Remains ON when power is connected
Internet LED
Indicates Access to Internet. Remains ON while there is Access (HT701 and
HT702 Only)
Link/Activity
LED
Indicates if There is Activity on the Internet Port (HT701 and HT702 Only)
PHONE LED
Indicate status of the respective FXS Ports-PHONE on the back panel:
Unregistered – OFF
Registered and Available – ON (Solid Green)
Off-Hook / Busy – Blinking every second
Slow blinking FXS LEDs indicates voicemail
NOTE: All LEDs display green when ON
Table 3: Advanced Definitions of the HT70X LEDs Pattern
LED-01
Device has normal power
Power
ON
LED-02
Power Error: Power is removed from the device or
power supply with improper voltage is plugged in
Power
OFF
LED-03
Line X is registered normally to the sip providers
network and is ready to make a call
Phone
ON
LED-04
Voice mail waiting for Line X
Phone
1sec ON / 3sec OFF
LED-05
Device has normal WAN connection and has obtained
IP address
Internet
ON
LED-06
Internet link error: Device is powered up and ready to
connect to the Internet but the WAN/INTERNET port
is down
Internet
OFF
LED-07
Internet DHCP Error: Device is properly connected
but it is unable to retrieve an IP address from the
device it is connected
Internet
250ms ON/ 250ms
OFF
LED-08
Line Registration failed: Device is properly setup,
can connect to provider's network, but cannot register
to provider's SIP proxy (no 200 OK)
Phone
2x1000ms ON/OFF
+
3sec OFF

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HT70X User manual
Version 1.0.9.4
LED-09
Device is connected (has physical data link) but there
are incorrect network settings typically associated
with PPPoE connection failure
Internet
250ms ON/ 250ms
OFF
LED-10
Hazardous potential test failed: Hazardous AC or DC
voltage is present on the tip and ring or both signals
of phone line X
Phone
1x250ms ON/OFF
+
3sec OFF
LED-11
Foreign electro Motive Force (EMF) Test fail. Foreign
voltage is present on the tip, ring or both signals of
phone line. Device has detected additional external
Phone voltage on the FXS phone line.
Phone
2x250ms ON/OFF
+
3sec OFF
LED-12
Resistive fault test failed. Either tip or ring is shorted
to ground or they are shorted to each other.
Phone
3x250ms ON/OFF
+
3sec OFF
LED-13
Receiver off hook test fail. One or more phones are off
hook on phone line during test.
Phone
4x250ms ON/OFF
+
3sec OFF
LED-14
REN test failed – high REN detected. Too many
parallel phones connected to phone line X
Phone
5x250ms ON/OFF
+
3sec OFF
LED-15
Line is active
Phone
500ms ON/OFF
LED-16
Line inactive
Phone
ON
LED-17
During Provisioning Stage*
Internet /
Phone
500ms ON/OFF
LED-18
During Firmware Recovery Stage*
Internet /
Phone
250ms ON/OFF
LED-19
Line X is registered normally to the sip providers
network and is ready to make a call
Phone
2x1000 ms ON/OFF
+
3sec OFF
*Note: In Provisioning and Firmware Recovery Stage, the power LED is Steady ON.

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HT70X User manual
Version 1.0.9.4
Figure 2: Connection of HT70X
Internet
ADSL/Cable
Modem Ethernet
LAN
FXS
Fax
Cordless
Analog
Phone
HT701/702/704

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HT70X User manual
Version 1.0.9.4
PRODUCT OVERVIEW
The HT70X is a full feature voice and fax-over IP device that offers a high-level of integration including a
10M/100Mbps network port and one FXS telephone port, market-leading sound quality, rich functionalities,
and a compact and lightweight design. The VoIP network signaling protocol supported is SIP. The HT70X
is fully compatible with SIP industry standard and can interoperate with many other SIP compliant devices
and software on the market. Moreover, it supports comprehensive voice codecs including G.711 (a/µ-law),
G.723.1, G.726-32, G.729 and iLBC.
Software Features Overview
•Supports Voice Codecs:
•G.711 (a/µ-law), G.723.1, G.726-32, G.729 and iLBC.
•T.38 Fax
•Comprehensive Dial Plan support for Outgoing calls.
•G.168 Echo Cancellation, Voice Activation Detection (VAD),
•Comfort Noise Generation (CNG), and Packet Loss Concealment (PLC)
•Supports PSTN/PBX analog telephone sets
Table 4: HT70X Software Features
HT 701
HT 702
HT 704
Telephone
Interfaces
1 FXS ports
2 FXS ports
4 FXS ports
SIP Provisioning
1 Sip Account, 1 Profile
2 Sip Accounts, 2
Profiles
4 Sip Accounts, 2
Profiles
Number of
Concurrent Calls
1 Concurrent Call
2 Concurrent Calls
4 Concurrent Calls
Voice over Packet
Capabilities
Voice Activity Detection (VAD) with CNG (comfort noise generation) and PLC
(packet loss concealment), Dynamic Jitter Buffer, Modem detection & auto-switch
to G.711, Packetized Voice Protocol Unit (supports RTP/RTCP protocol), G.168
compliant Echo Cancellation, LEC (line echo cancellation) with NLP, Asymmetric
RTP stream

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HT70X User manual
Version 1.0.9.4
Voice Compression
G.711 + Annex I (PLC), Annex II (VAD/CNG format) encoder and decoder,
G.723.1, G.726-32(ADPCM), G.729, iLBC, G.726-32 provides proprietary VAD,
CNG, and signal power estimation, Voice Play Out unit (reordering, fixed and
adaptive jitter buffer, clock synchronization), AGC (automatic gain control), Status
output, Decoder controlling via voice packet header
DHCP
Server/Client
Yes, DHCP Client only
Telnet Server
Yes
Fax over Ip
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for
Fax Pass-through, Fax Datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay
QoS
Diffserve, TOS, 802.1 P/Q VLAN tagging
Transport Protocol
RTP/RTCP
DTMF Method
Flexible DTMF transmission method, user interface of In-audio, RFC2833, and/or
SIP Info
IP Signaling
SIP (RFC 3261)
Provisioning
TFTP, HTTP, HTTPS, TR-069, XML
Control
TLS/SIPS , SIP over TCP/TLS
Device
Management
Web interface or via secure encrypted AES or non-encrypted central configuration
file for mass deployment using Grandstream binary file or xml format.
Auto/manual provisioning system or via built-in IVR.
NAT-friendly remote software upgrade (via TFTP/HTTP/HTTPS) for deployed
devices including behind firewall/NAT.
Syslog support. Full support of TR-069 management protocol and Telnet access.
Dial Plan
Yes
Caller ID
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Call Handling
Features
Caller ID display or block, Call waiting caller ID, Call waiting/flash, Call transfer,
hold, forward, 3-way conferencing, message waiting, Do-Not-Disturb (DND), call-
return service

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HT70X User manual
Version 1.0.9.4
Hardware Specification
The table below lists the Hardware and Technical specification of HT70X.
Table 5: HT70X Hardware And Technical Specifications
HT701
HT702
HT704
Telephone
Interfaces
1 RJ11 FXS port
2 RJ11 FXS ports
4 RJ11 FXS ports
Network
Interface
1 RJ45 10/100 Mb Base-TX, Full Duplex
1 RJ45 10/100 Mb Base-
TX, Full Duplex port with
connectivity LEDs
LED Indicators
POWER, INTERNET,
LINK/ACTIVITY, PHONE
POWER, INTERNET,
LINK/ACTIVITY,
PHONE1, PHONE2
POWER, PHONE1,
PHONE2, PHONE3,
PHONE4
Factory Reset
Button
Yes
Universal
Switching
Power Adaptor
Input: 100–240 VAC/50-60 Hz 0.18A Max
Output: 12VDC, 0.5A, UL certified
Input: 100–240 VAC/50-60
Hz 0.18A Max
Output: 12VDC, 1A, UL
certified
Environmental
Operational: 32o–104oF or 0o–40oC
Storage: 14o–140o F or -10 o –60o
Humidity: 10–90% Non-condensing
Dimensions
(H x W x D)
26 x 65 x 86mm
28 x 115 x 75mm
28 x 115 x 75mm
Short Haul Loop
5REN, Up to 1Km on
24 AWG wire
3REN: Up to 1Km on 24 AWG line
Polarity Reversal
/ Wink
Yes
EMC
FCC part15 Class B, EN55022, EN55024, CISPR22, and CISPR24

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HT70X User manual
Version 1.0.9.4
Safety
EN60950-1 & UL60950-1 (UL only for PSU)
Compliance