HandyTone -286 User Manual

Grandstream Networks, Inc.

Caller ID Scheme

Onhook Voltage

Polarity Reversal

NTP server

Send Anonymous

Anonymous Method

Special Features

Syslog Server

Select the Caller ID Scheme to suit the standard of different area.

Bellcore (North America)

CID (Canada)

DTMF (Brazil)

DTMF (Denmark)

DTMF (Sweden)

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

ETSI-DTMF (Finland, Sweden)

Select the onhook voltage to suit different area or PBX.

Select Polarity Reversal to adapt some call charge/billing system. Default is No.

This parameter defines the URI or IP address of the NTP server which the IP phone will use to display the current date/time.

If this parameter is set to “Yes”, the device is employing the mechanism to block its ID.

If it is set to “Use from header”. Callers’ SIP user ID will be sent as anonymous, essentially block the Caller ID from displaying. If it is set to “User privacy header”, the SIP INVITE message contains a “privacy” header, and the server blocks the caller ID from the called party.

Default is Standard. Choose the selection to meet some special requirements from Soft Switch vendors like Nortel, Broadsoft, etc.

The IP address or URL of System log server. This feature is especially useful for ITSP (Internet Telephone Service Provider)

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Grandstream Networks HandyTone-286 Caller ID Scheme, Onhook Voltage, Polarity Reversal, NTP server, Send Anonymous