Grandstream Networks HT386 user manual Grandstream Networks, Inc

Models: HT386

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Onhook Voltage

Polarity Reversal

NTP server

Syslog Server

Syslog Level

ETSI-DTMF (Finland, Sweden)

ETSI-FSK (France, Germany, Norway, Taiwan, UK-CCA)

Select the onhook voltage to suit different area or PBX.

Default is No. If set to Yes, polarity will be reversed upon call establishment and termination.

URI or IP address of the NTP (Network Time Protocol) server, which the HT- 386 will use to synchronize the date/time.

The IP address or URL of syslog server, especially useful for ITSP (Internet Telephone Service Provider)

Select the ATA to report the log level. Default is NONE. The level is either one of DEBUG, INFO, WARNING or ERROR. Syslog messages are sent based on the following events:

product model/version on boot up (INFO level)

NAT related info (INFO level)

sent or received SIP message (DEBUG level)

SIP message summary (INFO level)

inbound and outbound calls (INFO level)

registration status change (INFO level)

negotiated codec (INFO level)

Ethernet link up (INFO level)

SLIC chip exception (WARNING and ERROR levels)

memory exception (ERROR level)

The Syslog uses USER facility. In addition to standard Syslog payload, it contains the following components:

GS_LOG: [device MAC address][error code] error message

Here is an example: May 19 02:40:38 192.168.1.14 GS_LOG: [00:0b:82:00:a1:be][000] Ethernet link is up

Grandstream Networks, Inc.

HT-386 User Manual

Page 22 of 34

 

Firmware 1.0.3.64

Last Updated: 2/2007

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Grandstream Networks HT386 user manual Grandstream Networks, Inc

HT386 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.