Grandstream Networks HandyTone-488 Disable Call, Waiting Polarity Reversal, NTP server, Update

Models: HandyTone-488

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HandyTone-488 User Manual

Grandstream Networks, Inc.

Disable Call

Default is No.

 

Waiting

 

 

Polarity Reversal

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

 

establishment and termination.

 

NTP server

This parameter defines the URI or IP address of the NTP server which

 

is used by the HandyTone ATA to display the current date/time.

Send Anonymous

If this parameter is set to “Yes”, the “From” header in outgoing INVITE

 

message will be set to anonymous, essentially blocking the Caller ID

 

from displaying.

 

Lock keypad

If this parameter is set to “Yes”, the configuration update via keypad is

update

disabled.

 

Special Feature

• Standard

 

 

• Nortel MCS

 

 

• Broadsoft

 

 

• Howdy

 

WAN side http

If this parameter is set to “No”, the HTML configuration update via WAN

access

port is disabled.

 

PSTN access

This field allows users to customize their own code to access the PSTN

code

line. Default is “*00”.

 

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Grandstream Networks HandyTone-488 Disable Call, Waiting Polarity Reversal, NTP server, Send Anonymous, Lock keypad, Code