The Grandstream HT is the newest in the HandyTone Analog Telephone Adaptor Series. The HandyTone offers more powerful feature functionality and. The Grandstream HT is a hybrid Analog Telephone Adapter (ATA) and VoIP This versatile Grandstream HandyTone model supports UPnP, SIP over. The Grandstream HandyTone is a full feature voice and FAX-over IP device that offers a high-level of integration including dual 10M/Mbps network ports.

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Use only if proxy supports response.

It uses UDP port 69 as its transport protocol. Usually in the form of digits similar to phone number or actually a phone number. Enter07, 10,47 or 99 menu options. The password for the Advanced user is case sensitive and the factory default password – ” admin “. There handytpne two types of echo of relevance in telephony handytohe acoustic echo and hybrid echo. If set to Yes, the user can place outgoing calls even when not registered if allowed by ITSPbut is unable to handytohe incoming calls.

VoIP encomprasses many protocols. Upon verification of checksum, the new code image will then be saved into the Flash. If Yes, call features using star codes will be supported locally.

The default setting is No. If set to Yes, then for Attended Transfer, the “Refer-To” header uses the transferred target’s Contact header information. The default setting is Yes. Choose the selection to meet some special requirements hanndytone Softswitch vendors.


If a TFTP server is configured and a new code image is retrieved, the new downloaded image is saved into the Flash memory. Once a handytne Server Path” is set, user has to update the settings and reboot the device. Range is from 96 to Several VLANs can co-exist on a single physical switch. The default values are 0dB for both parameters. If set to No, this ” ” key can be included as part of number. The user can configure Vocoders in a preference list that will be included with the same preference order in SDP message.

The first Vocoder is entered by choosing the appropriate option in “Choice 1”.

Grandstream HT502 HandyTone 502 Analog Telephone Adaptor

In addition to improving quality, this process improves bandwidth savings achieved through silence suppression by preventing echo from travelling across a network.

Hzndytone users recommended using the below TFTP server. You will see the login page of the device.

All the protocols do some form of signalling of call capabilities and transport of voice data from one point to another. Otherwise, the call is likely to be rejected by the proxy with a Non Found error.

End users should keep it blank. Using UDP, programs on networked computers can send short messages known as datagrams to one another. Default is 20 seconds. The World Wide Web protocol that performs the request and retrieve functions of a server.

Thank you for your help. Wait for the dial tone and hang up. The protocol guarantees reliable and in-order delivery of sender to receiver data. It is used when IPv4 is used over Ethernet. Those configurations are identical. It is used mainly with cable modem and DSL services. This protects the configuration from an unauthorized change. Press ” ” to return to the main menu.


In this case, this key is essentially equivalent to the “Dial” key. Enter the new 12 digit new IP address. The standard tone-pairs used on telephone terminals for dialing using in-band signalling.

If set to Yes, the SIP user’s registration information will be cleared on reboot. An FXO device can be an analog phone, answering machine, fax, or anything that handles a call from the telephone company.

She never needs to go back!

Grandstream HT – VoIP Supply

At hand was a hermit crab within and it pinched her handyttone. Speech compression techniques and digital processing delay often contribute to echo generation in telephone networks. For users who have free or fixed-price Internet access, IP Telephony software essentially provides free telephone calls anywhere in the world.

Used by the phone to synchronize the date and time.

Based on STUN protocol. Default value is The default value is SIP is a text-based protocol suitable for integrated voice-data applications. Enables analogue telephone to be used in data network for VoIP. This is the main software release. Modems attached to twisted pair copper hxndytone that transmit from 1.