TABLE 9: HT496 Advanced Configuration Page Definitions

 

 

 

 

 

 

Admin Password

 

This contains the password to access the Advanced Web Configuration page. This

 

 

 

 

field is case sensitive.

 

 

 

 

 

 

 

 

 

 

 

 

Home NPA

 

Local area code for North American Dial Plan.

 

 

 

 

 

 

 

 

 

 

 

 

Layer 3 QoS

 

This field defines the layer 3 QoS parameter which can be the value used for IP

 

 

 

 

Precedence or Diff-Serv or MPLS. Default value is 48.

 

 

 

 

 

 

 

 

 

 

 

 

Layer 2 QoS

 

This setting includes two fields. The 802.1Q/VLAN Tag contains the value used for

 

 

 

 

layer 2 VLAN tag. Default setting is blank. The 802.1p priority value contains the

 

 

 

 

value of the priority value.

 

 

 

 

 

 

 

 

 

 

 

 

STUN Server

 

STUN server’s IP or FQDN

 

 

 

 

 

 

 

 

 

 

 

 

Keep-alive interval

 

This parameter specifies how often the HT496 sends a blank UDP packet to the SIP

 

 

 

 

server in order to keep the “hole” on the NAT open. Default is 20 seconds. Minimum

 

 

 

 

value is 10 seconds.

 

 

 

 

 

 

 

 

 

 

 

 

Use NAT IP:

 

NAT IP address used in SIP/SDP message. Default is blank.

 

 

 

 

 

 

 

 

 

 

 

 

Firmware Upgrade and

 

Default method is HTTP. Firmware upgrade may take up to 20 minutes depending on

 

 

Provisioning

 

network environment. Do not interrupt the firmware upgrading process.

 

 

 

 

 

 

 

 

 

 

 

 

Firmware Server Path

 

IP address or domain name of firmware server.

 

 

 

 

 

 

 

 

 

 

 

 

Config Server Path

 

IP address or domain name of configuration server.

 

 

 

 

 

 

 

 

 

 

 

 

Firmware File Prefix

 

Default is blank. If configured, HT496 will request firmware file with the prefix. This

 

 

 

 

setting is useful for ITSPs. End user should keep it blank.

 

 

 

 

 

 

 

 

 

 

 

 

Firmware File Postfix

 

Default is blank. End user should keep it blank.

 

 

 

 

 

 

 

 

 

 

 

 

Config File Prefix

 

Default is blank. End user should keep it blank.

 

 

 

 

 

 

 

 

 

 

 

 

Config File Postfix

 

Default is blank. End user should keep it blank.

 

 

 

 

 

 

 

 

 

 

 

 

Automatic Upgrade

 

Default is “NO”.

 

 

 

 

When set to No, HT496 will only do upgrade once at boot up. “Check every day “, ”

 

 

 

 

Check every week”, “Always check for New Firmware at Boot up.” “ Check New

 

 

 

 

Firmware only when F/W pre/suffix changes”

 

 

 

 

 

 

 

 

 

 

 

 

Firmware Key

 

Used for firmware encryption. Should be 32 digit in Hexadecimal Representation.

 

 

 

 

End user should keep it blank.

 

 

 

 

 

 

 

 

 

 

 

 

On-hook Threshold

 

The time hook-flash is pressed that causes the device to on-hook. Default is 800ms.

 

 

 

 

 

 

 

 

 

 

 

 

FXS Impedance

 

Selects the impedance of the analog telephone connected to theRJ-11 FXS port. The

 

 

 

 

following information may be useful for end user configuration:

 

 

 

 

600Ohm – North America

 

 

 

 

270+750Ohm 150nF – Most of Europe

 

 

 

 

220+820Ohm 120nF – Australia, New Zealand

 

 

 

 

220+820Ohm 115nF – Austria, Bulgaria, Germany, Slovakia, South Africa

 

 

 

 

370+620Ohm 310nF – UK, India

 

 

 

 

 

 

Grandstream Networks, Inc.

HT496 User Manual

Page 21 of 29

 

Firmware 1.0.3.86

Last Updated: 7/2007

Page 21
Image 21
Grandstream Networks user manual HT496 Advanced Configuration Page Definitions

HT496 specifications

Grandstream Networks has established itself as a leading provider of communication solutions, specializing in voice-over-IP (VoIP) technology. Among its diverse product line, the HT386, HT496, HT488, HT486, and HT286 analog telephone adapters stand out as exceptional devices tailored for seamless integration into modern telecommunication systems.

The Grandstream HT386 is particularly noted for its robust performance and versatility. It supports up to 4 lines, making it ideal for small to medium-sized businesses that require efficiency and reliability. The unit features advanced security protocols such as SRTP and TLS to protect voice communications, ensuring that data is secure during transmission. Additionally, the HT386 boasts an easy installation process and web-based management, which simplifies configuration and maintenance.

Next in line is the HT496, which caters to users with even more demanding requirements. This adapter accommodates up to 4 FXS ports, allowing the connection of multiple analog devices. Enhanced features like 2 SIP accounts and high-definition voice codecs ensure clear audio quality. The HT496 is designed to offer seamless interoperability with various IP routers and switches, making it a flexible solution for businesses expanding their communication framework.

The HT488, another notable entry, is geared towards those looking for high-performance analog telephony. With support for 2 lines and advanced echo cancellation technologies, it guarantees crystal-clear calls, minimizing disruptions during conversations. Additionally, it provides multiple network connectivity options, including DHCP and static IP, allowing users to choose the best configuration suitable for their network environment.

The HT486 offers similar benefits but is optimized for users who require a compact solution. This model features an elegant design while maintaining support for essential VoIP features. With 2 FXS ports and built-in firewall capabilities, it ensures secure and efficient communication for residential and small business users.

Finally, the HT286 is perfect for those seeking an entry-level adapter without compromising on quality. Supporting a single line with a straightforward setup process, it is ideal for users transitioning from traditional phone systems to VoIP technology. This model is also compatible with various VoIP service providers, ensuring users have flexibility when choosing their phone services.

In summary, Grandstream’s HT series—HT386, HT496, HT488, HT486, and HT286—delivers a comprehensive range of features and technologies suited for different communication needs. Each model combines quality with user-friendly interfaces, ensuring that users can fully leverage the benefits of VoIP, whether for personal or business use.