Grandstream Networks HT818 Instruction Manual

Grandstream Networks, Inc.
HT818
Analog Telephone Adaptor
Administration Guide

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HT818 Administration Guide
Version 1.0.27.2
COPYRIGHT
©2021 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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HT818 Administration Guide
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GNU GPL INFORMATION
The firmware for the HT818 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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HT818 Administration Guide
Version 1.0.27.2
Table of Content
DOCUMENT PURPOSE .................................................................................................7
CHANGE LOG................................................................................................................8
Firmware Version 1.0.27.2 .....................................................................................................................8
Firmware Version 1.0.25.5.....................................................................................................................8
Firmware Version 1.0.23.5 .....................................................................................................................8
Firmware Version 1.0.21.4 .....................................................................................................................8
Firmware Version 1.0.19.11 ...................................................................................................................8
Firmware Version 1.0.17.5 .....................................................................................................................9
Firmware Version 1.0.15.4 .....................................................................................................................9
Firmware Version 1.0.13.7 .....................................................................................................................9
Firmware Version 1.0.11.7 ...................................................................................................................10
Firmware Version 1.0.10.6 ...................................................................................................................10
Firmware Version 1.0.9.3 .....................................................................................................................10
Firmware Version 1.0.8.7 .....................................................................................................................10
Firmware Version 1.0.5.18 ...................................................................................................................10
Firmware Version 1.0.0.5 ..................................................................................................................... 11
GUI INTERFACE EXAMPLES...................................................................................... 12
WELCOME ...................................................................................................................13
PRODUCT OVERVIEW ................................................................................................14
Feature Highlights................................................................................................................................14
HT818 Technical Specifications ...........................................................................................................15
GETTING STARTED.....................................................................................................17
Equipment Packaging..........................................................................................................................17
HT818 Ports Description......................................................................................................................17
Connecting HT818 ...............................................................................................................................18
Scenario 1: Connecting the HT818 using WAN Port....................................................................18

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HT818 Administration Guide
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Scenario 2: Connecting the HT818 using LAN Port .....................................................................18
HT818 LEDs Pattern............................................................................................................................19
CONFIGURATION GUIDE ............................................................................................20
Obtain HT818 IP Address via Connected Analogue Phone ................................................................20
Understanding HT818 Interactive Voice Prompt Response Menu ......................................................20
Configuration via Web Browser ...........................................................................................................22
Accessing the Web UI ..................................................................................................................23
Web UI Access Level Management..............................................................................................24
Saving the Configuration Changes...............................................................................................24
Changing Admin Level Password.................................................................................................24
Changing User Level Password ...................................................................................................24
Changing HTTP Web Port ............................................................................................................25
Web Configuration Pages Definitions ..................................................................................................25
Status Page Definitions ................................................................................................................26
Basic Settings Page Definitions....................................................................................................27
Advanced Settings Page Definitions ............................................................................................33
Profiles Pages Definitions.............................................................................................................43
FXS Ports Page Definitions ..........................................................................................................60
Important Settings................................................................................................................................61
NAT Settings .................................................................................................................................61
DTMF Methods .............................................................................................................................61
Preferred Vocoder (Codec)...........................................................................................................61
Configuring HT818 through Voice Prompts .........................................................................................62
Configuration through a Central Server ...............................................................................................63
Register a SIP Account ........................................................................................................................63
Call Features........................................................................................................................................67
Rebooting HT818 from Remote...........................................................................................................68
UPGRADING AND PROVISIONING ............................................................................69
Firmware Upgrade procedure..............................................................................................................69

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Upgrading via Local Directory..............................................................................................................70
Upgrading via Local TFTP/HTTP/HTTPS/FTP/FTPS Servers ............................................................70
Firmware and Configuration File Prefix and Postfix ............................................................................70
Managing Firmware and Configuration File Download........................................................................71
Configuration File Download................................................................................................................71
RESTORE FACTORY DEFAULT SETTINGS ............................................................... 72
Using the Reset Button........................................................................................................................72
Using the IVR Command .....................................................................................................................72
Reset from Web Interface (Reset Type) ..............................................................................................73
Reset using SIP NOTIFY .....................................................................................................................73
EXPERIENCING HT818 ............................................................................................... 74

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HT818 Administration Guide
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Table of Tables
Table 1: HT818 Features at a Glance .........................................................................................................14
Table 2: HT818 Technical Specifications ....................................................................................................15
Table 3: Definition of the HT818 Connectors ..............................................................................................18
Table 4: HT818 LEDs Pattern Description ..................................................................................................19
Table 5: Voice Prompt Menu .......................................................................................................................20
Table 6: Status Page Definitions .................................................................................................................26
Table 7: Basic Settings Page ......................................................................................................................27
Table 8: Advanced Settings.........................................................................................................................33
Table 9: Profiles Pages ...............................................................................................................................43
Table 10: FXS Ports ....................................................................................................................................60
Table 11: HT818 Call Features....................................................................................................................67
Table 12: MAC Address Key Mapping ........................................................................................................72
Table of Figures
Figure 1: HT818 Package Contents............................................................................................................17
Figure 2: HT818 Back Panel.......................................................................................................................17
Figure 3: Connecting the HT818.................................................................................................................19
Figure 4: HT818 LEDs Pattern....................................................................................................................19
Figure 5: Admin Level Password ................................................................................................................24
Figure 6: User Level Password...................................................................................................................25
Figure 7: Web HTTP Port............................................................................................................................25
Figure 8: SIP Profiles Settings ....................................................................................................................64
Figure 9: SIP Accounts settings ..................................................................................................................65
Figure 10: Accounts Status .........................................................................................................................66
Figure 11: Firmware Upgrade Page ............................................................................................................69

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HT818 Administration Guide
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DOCUMENT PURPOSE
This document describes the basic concept and tasks necessary to use and configure your HT818. It covers
also the topic of connecting and configuring the HT818, making basic operations and the call features.
Please visit http://www.grandstream.com/support to download the latest “HT818 User Guide”.
This guide covers following topics:
•Product overview
•Getting started
•Configuration guide
•Upgrade and provisioning
•Restore factory default settings

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HT818 Administration Guide
Version 1.0.27.2
CHANGE LOG
This section documents significant changes from previous versions of admin guide for HT818. Only major
new features or major document updates are listed here. Minor updates for corrections or editing are not
documented here.
Firmware Version 1.0.27.2
•No Major Changes.
Firmware Version 1.0.25.5
•Added support for “OpenVPN”. [OpenVPN]
•Added support of “Maximum Number of SIP Request Retries”. [Maximum Number of SIP Request
Retries]
•Added support for “Failback Timer”. [Failback Timer]
Firmware Version 1.0.23.5
•Added support for “DNS SRV Failover Mode”. [DNS SRV Failover Mode]
•Added support of “Register Before DNS SRV Failover”. [Register Before DNS SRV Failover]
•Added Special Feature IZZI to support N-Way conference hosted on Nokia IMS. [Special Feature]
Firmware Version 1.0.21.4
•Added support for IPv6 address without square brackets. [Primary SIP Server][Failover SIP
Server][Outbound Proxy][Backup Outbound Proxy]
•Added support for DHCP Domain Name configuration. [DHCP domain name]
•Added support of “Use Configured IP” for “DNS Mode”. [Use Configured IP]
•Added support for “Play Busy Tone When Account is unregistered”. [Play Busy Tone When Account
is unregistered]
Firmware Version 1.0.19.11
•Added support for Telnet. [Disable Telnet]
•Added “Disable” option for “Web Access Mode” feature. [Web Access Mode]
•Moved “Trusted CA certificates” from Profile1/Profie2 to Advanced Settings and renamed as
Trusted CA Certificates A, B, C, D. [Advanced Settings]
•Added options to Disable User/Viewer Levels Web Access. [Disable User Level Web
Acces][Disable Viewer Level Web Access]
•Added support for “Use P-Asserted-Identity Header”. [Use P-Asserted-Identity Header]
•Added Feature “Load CA Certificates”. [Load CA Certificates]
•Added support to configure TR-069 connection request port. [Connection Request Port]

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HT818 Administration Guide
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•Added support to set Ring Timeout to 0 for unlimited ring timeout. [Ring Timeout]
•Added OI_BR to special feature. [Special Feature]
•Added New Zealand Standard for Pulse Dialing Standard. [Pulse Dialing Standard]
•Increased “SIP TLS Certificate” and “SIP TLS Private Key” supported maximum length from 2048
to 4096.[SIP TLS Certificate][SIP TLS Private Key]
Firmware Version 1.0.17.5
•Added support for TLS version configuration. [TLS Version]
•Updated “São Paulo” time zone to UTC-3. [Time Zone]
Firmware Version 1.0.15.4
•Added more choices to feature “Disable Weak TLS Ciphers”. [Disable Weak TLS Cipher Suites]
•Added feature “Syslog Protocol”. [Syslog Protocol]
•Added support for “Distinctive Call Waiting Tone”. [Distinctive Call Waiting Tone]
•Added support for “Call Waiting Tones”. [Call Waiting Tones]
•Added support for DHCP option 67. [Configuration File Download]
•Added support to allow CID name fields for ports that are part of the active hunting group to take
effect. [Hunting Group]
•Added support for GDMS. [ACS URL]
•Added Russian language to Web UI and IVR. [Language]
Firmware Version 1.0.13.7
•Added ability to support provisioning server path containing the server authentication credentials
for the DHCP option 66. [Allow DHCP Option 66 or 160 to Override Server]
•Added support to send SNMP trap to 3 different servers. [SNMP Trap IP Address]
•Added feature “Call Features Settings” [Call Features Settings]
•Added feature “Use SIP User Agent”. [SIP User-Agent]
•Updated “Use SIP User Agent Header” to “SIP User Agent Postfix”. [SIP User-Agent Postfix]
•Added feature “Disable Reminder Ring for DND”. [Disable Reminder Ring for DND]
•Added feature “CDR File Option”. [CDR File Option]
•Added feature “SIP File Option”. [SIP File Option]
•Added feature “Disable Weak TLS Cipher Suites”. [Disable Weak TLS Cipher Suites]
•Added feature “Pulse Dialing Standard”. [Pulse Dialing Standard]
•Added feature “Callee Flash to 3WC”. [Callee Flash to 3WC]
•Added feature “RFC2833 Count”. [RFC2833 Events Count] [RFC2833 End Events Count]
•Added feature “Replace Beginning ‘+’ with 00 in Caller ID”. [Replace Beginning '+' with 00 in Caller
ID]
•Added feature “Reset Call Features”. [Reset Call Features]
•Added support to view, download, and delete the call history through device Web UI. [CDR File]
•Added support to store SIP file locally. [SIP File]

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HT818 Administration Guide
Version 1.0.27.2
Firmware Version 1.0.11.7
•Added support for SIP keep-alive to use SIP NOTIFY. [SIP OPTIONS/NOTIFY Keep Alive]
•Added support to display CPU load on the device web STATUS page. [CPU load]
•Added feature “RFC2543 Hold”. [RFC2543 Hold]
•Added feature “Call Record”. [Call Record]
•Added feature “Use ARP to detect network connectivity”. [Use ARP to detect network
connectivity]
Firmware Version 1.0.10.6
•Added feature “Visual MWI Type”. [Visual MWI Type]
•Added feature “Disable Unknown Caller ID”. [Disable Unknown Caller ID]
•Added feature “Disable # as Redial Key”. [Disable # as Redial Key]
•Added feature “Ring Frequency”. [Ring Frequency]
•Added feature “Allow SIP Factory Reset”. [Allow SIP Factory Reset]
•Added feature “Management Interface”. [Enable Management Interface] [Management Access]
[Management Interface IPv4 Address]
•Added Web menu in Spanish. [Language]
•Added support to display WAN/LAN port cable status on the Web UI. [Network Cable Status]
Firmware Version 1.0.9.3
•Added support for G722 (wide-band) codec. [HT818 Technical Specifications]
•Added support for FTP/FTPS for provision and firmware upgrade. [UPGRADING AND
PROVISIONING]
•Added feature “Conference Party Hang-up Tone” when “Special Feature” is set to MTS. [Call
Progress Tones]
Firmware Version 1.0.8.7
•Added feature “Custom Certificate”. [Custom Certificate]
•Added feature “Use P-Access-Network-Info Header”. [Use P-Access-Network-Info Header]
•Added feature “Use P-Emergency-Info Header”. [Use P-Emergency-Info Header]
•Added support for “Blacklist for Incoming Calls”. [Blacklist for Incoming Calls]
•Added feature “Play busy/reorder tone before Loop Current Disconnect”. [Play busy/reorder tone
before Loop Current Disconnect]
•Removed “Ring Frequency” from web UI
Firmware Version 1.0.5.18
•No major changes

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HT818 Administration Guide
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Firmware Version 1.0.0.5
•This is the initial version for HT818

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HT818 Administration Guide
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GUI INTERFACE EXAMPLES
http://www.grandstream.com/sites/default/files/Resources/HT818_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 Page
6. Screenshots of FXS Ports Page

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HT818 Administration Guide
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WELCOME
The HT818 analog telephone adapter provide transparent connectivity for analog phones and faxes to the
world of internet voice. Connecting to any analog phone, fax or PBX, the HT818 is an effective and flexible
solution for accessing internet-based telephone services and corporate intranet systems across established
LAN and internet connections. This Grandstream Handy Tones are a new addition to the popular Handy
Tone ATA product family. This manual will help you to learn how to operate and manage your HT818 analog
telephone adaptor and make the best use of their many upgraded features including simple and quick
installation, 3- way conferencing, direct IP-IP Calling, and new provisioning support among other features.
The HT818 is very easy to manage and configure, and it is specifically designed to be an easy to use and
affordable VoIP solution for both the residential user and the teleworker.

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HT818 Administration Guide
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PRODUCT OVERVIEW
The HT818 is an 8 ports analog telephone adapter (ATA) that allow users to create a high-quality and
manageable IP telephony solution for residential and office environments. Their ultra-compact size, voice
quality, advanced VoIP functionality, security protection and auto provisioning options enable users to take
advantage of VoIP on analog phones and enables service providers to offer high quality IP service. The
HT818 is an ideal ATA for individual use and for large scale commercial IP voice deployments since it
permits small and medium businesses to create integrated IP and PSTN telephony systems that efficiently
manage communication costs. HT818’s inclusion of an integrated NAT router and dual 10/100/1000Mbps
Ethernet WAN and LAN ports enables a shared broadband connection between multiple Ethernet devices
as well as the extension of VoIP services to analog phones.
Feature Highlights
The following table contains the major features of the HT818:
Table 1: HT818 Features at a Glance
HT818
•Support dual 10/100/1000Mbps Ethernet port, 2 SIP profiles through 8
FXS ports
•Support 3-way voice conferencing.
•Support wide range of caller ID formats.
•Support advanced telephony features, including call transfer, call
forward, call-waiting, do not disturb, message waiting indication, multi-
language prompts, flexible dial plan and more.
•Support T.38 Fax for creating Fax-over-IP.
•TLS and SRTP security encryption technology to protect calls and
accounts.
•Automated provisioning options include TR-069 and XML Config files.
•Failover SIP server automatically switches to secondary server if main
server loses connection.
•Use with Grandstream’s UCM series of IP PBXs for Zero Configuration
provisioning.
•Strong AES encryption with security certificate per unit
•GR-909 Line Testing Functionalities.
•Exceptional voice quality with wide-band HD codec

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HT818 Administration Guide
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HT818 Technical Specifications
The following table resumes all the technical specifications including the protocols/standards supported,
voice codecs, telephony features, languages and upgrade/provisioning settings for the HT818.
Table 2: HT818 Technical Specifications
Interfaces
Telephone Interfaces
Eight (8) RJ11 FXS ports
Network Interface
Two (2) 10/100/1000 Mbps Ethernet port (RJ45).
LED Indicators
POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE 5,
PHONE 6, PHONE 7 and PHONE 8.
Factory Reset Button
Yes.
Voice, Fax, Modem
Telephony Features
Caller ID display or block, call waiting, flash, blind or attended transfer,
forward, hold, do not disturb, 3-way conference.
Voice Codecs
G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B,
G.726, G722, iLBC, OPUS, dynamic jitter buffer, advanced line echo
cancellation.
Fax over IP
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711
for Fax Pass-through.
Short/Long Haul Ring
Load
2 REN, up to 1km on 24AWG line
Caller ID
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID.
Disconnect Methods
Busy Tone, Polarity Reversal/Wink, Loop Current.
Signaling
Network Protocols
TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP,
TFTP, FTP/FTPS, SSH, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-
069.
QoS
Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, DiffServ, MPLS).
DTMF Methods
In-audio, RFC2833 and/or SIP INFO.
Provisioning and
Control
HTTP, HTTPS, FTP, FTPS, SSH, TFTP, TR-069, secure and automated
provisioning using TR069, syslog.
Security
Media
SRTP.
Control
TLS/SIPS/HTTPS.

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Management
Syslog support, SSH, remote management using web browser.
Physical
Universal Power
Supply
Input: 100-240VAC, 50-60Hz
Output: 12V/1.5A.
Environmental
Operational: 32o – 104oF or 0º – 40ºC.
Storage: 14o – 140oF or -10º – 60ºC.
Humidity: 10 – 90% Non-condensing.
Dimensions and
Weight
Dimension : 36 x 120 x 180 mm (H x W x D)
Weight: 356g
Compliance
Compliance
FCC/CE/RCM.

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HT818 Administration Guide
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GETTING STARTED
This chapter provides basic installation instructions including the list of the packaging contents and also
information for obtaining the best performance with the HT818.
Equipment Packaging
The HT818 ATA package contains
Note: Check the package before installation. If you find anything missing, contact your system administrator.
HT818 Ports Description
The following figure describes the different ports on the back panel of the HT818.
Figure 1: HT818 Package Contents
1x HT818 1x 12V Power Adapter
1x Ethernet Cable 1x Quick Installation Guide
1x GPL Statement
Figure 2: HT818 Back Panel

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HT818 Administration Guide
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Table 3: Definition of the HT818 Connectors
Connecting HT818
The HT818 is designed for easy configuration and easy installation, to connect your HT818, please follow
the steps below:
Scenario 1: Connecting the HT818 using WAN Port
When connecting HT818 using the WAN port, it will act as simple DHCP Client.
1. Insert a standard RJ11 telephone cable into the phone ports and connect the other end of the
telephone cable to a standard touch-tone analog telephone.
2. Connect the WAN port of the HT818 to a router, switch or modem using an Ethernet cable.
3. Insert the power adapter into the HT818 and connect it to a wall outlet and make sure to respect
the technical specifications of the power adapter used.
4. Power, WAN and Phone LEDs will be solidly lit when the HT818 is ready for use.
Scenario 2: Connecting the HT818 using LAN Port
When connecting the HT818 using the LAN port, it will act as a router and DHCP serving addresses, the
devices connected with HT818 LAN will pull DHCP addresses from your HT818.
1. Insert a standard RJ11 telephone cable into the phone ports and connect the other end of the
telephone cable to a standard touch-tone analog telephone.
2. Connect a computer or switch to the LAN port of the HT818 using an Ethernet Cable.
3. Insert the power adapter into the HT818 and connect it to a wall outlet and make sure to respect
the technical specifications of the power adapter used.
4. Power, LAN and Phone LEDs will be solidly lit when the HT818 is ready for use.
Note: Please make sure to enable NAT Router under Web GUI → Basic Settings →Device Mode.
Phone 1- 8 (HT818)
Connects the analog phones / fax machines to the phone adapter using
an RJ-11 telephone cable.
WAN
Connects the phone adapter to your router, switch or modem using an
Ethernet RJ45 network cable.
co
LAN
Connects the phone adapter to your PC or switch using an Ethernet RJ45
network cable.
DC Power
Connects the phone adapter to PSU (12V – 1.5A).
Reset
Factory reset button. Press for 7 seconds to reset factory default settings.

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HT818 Administration Guide
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Figure 3: Connecting the HT818
HT818 LEDs Pattern
There are four (4) LED types that help you manage the status of your HT818.
Table 4: HT818 LEDs Pattern Description
LED Lights
Status
Power LED
The Power LED lights up when The HT818 is powered on and it flashes
when the HT818 is booting up
WAN LED
The WAN LED lights up when The HT818 is connected to your network
through the WAN port.
LAN LED
The LAN LED lights up when The HT818 is connected to your network
through the LAN port.
Phone LED 1- 8
The phone LEDs indicate status of the respective FXS port-phone on the
back panel
•OFF - Unregistered
•ON (Solid Blue) - Registered and Available
•Blinking every 500 ms - Off-Hook / Busy
•Slow blinking - FXS LEDs indicates voicemail
Figure 4: HT818 LEDs Pattern