User's Manual
Table Of Contents
- DOCUMENT PURPOSE
- CHANGE LOG
- GUI INTERFACE EXAMPLES
- WELCOME
- PRODUCT OVERVIEW
- GETTING STARTED
- CONFIGURATION GUIDE
- Obtain HT801 IP Address via Connected Analogue Phone
- Understanding HT801 Interactive Voice Prompt Response Menu
- Configuration via Web Browser
- Web Configuration Pages Definitions
- NAT Settings
- DTMF Methods
- Preferred Vocoder (Codec)
- Configuring HT801 Through Voice Prompts
- Register a SIP Account
- Call Features
- Rebooting HT801 from Remote
- UPGRADING AND PROVISIONING
- RESTORE FACTORY DEFAULT SETTINGS
- EXPERIENCING HT801

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HT801 Administration Guide
Outbound Proxy
Specifies IP address or domain name of outbound Proxy, or media gateway, or session
border controller. Used by HT801 for firewall or NAT penetration in different network
environments. If symmetric NAT is detected, STUN will not work and only outbound
proxy can correct the problem.
Allow DHCP Option
120 (override SIP
Server)
Configures the HT801 to collect SIP server address from DHCP option 120. Default is
No
SIP transport
Selects transport protocol for SIP packets; UDP or TCP or TLS. Please make sure your
SIP Server or network environment supports SIP over the selected transport method.
Default is UDP.
NAT Traversal
Indicates type of NAT for each account. (Based on STUN protocol.)
SIP User ID
Defines user account information provided by VoIP service provider (ITSP). Usually in
the form of digit similar to phone number or actually a phone number.
Authenticate ID
Determines account authenticate ID provided by VoIP service provider (ITSP). Can be
identical to or different from “SIP user ID”.
Authenticate
Password
Specifies account password provided by VoIP service provider (ITSP) to register to SIP
servers.
Name
Chooses a name to be associated to user.
DNS Mode
Selects DNS mode to use for the client to look up server. One mode can be chosen.
A Record: resolves IP Address of target according to domain name.
SRV: DNS SRV resource records indicate how to find services for various
protocols.
NAPTR/SRV: Naming Authority Pointer according to RFC 2915.
Use Configured IP: If selected, please fill in Primary IP, Backup IP 1 and Backup
IP 2 to be used for server look up. Default is A Record.
TEL URI
Indicates E.164 number in “From” header by adding “User=Phone” parameter or using
“Tel:” in SIP packets, if the HT801 has an assigned PSTN Number.
Disabled: Use “SIP User ID” information in the Request-Line and “From”
header.
User=Phone: “User=Phone” parameter will be attached to the Request-Line
and “From” header in the SIP request to indicate the E.164 number. If set to










