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General Settings
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RoIP Advanced (VoIP Only)
Anonymous Caller ID (CLIR): Check the box to lock the delivery of the Caller ID to the called
party.
VoIP Call Out Notification: Check the box to enable the function of playing a tone to notify user
that the call is through VoIP.
Enable Built-in Call Hold Music: Check the box to enable the function of playing music when
receiving Call Hold request.
Call On Hold Notification: FXS will send alert to phone set as users hang up if there is a call still
held in another line.
Enable Non-SIP Inbox Call: Check the box to make local calls. Local Call here means the call does
not go through the Internet and if the dialed number is the extension of other line. You can
un-check it to configure as all calls go through the Internet.
Invite URL need ‘user=phone’: Check the box to add ‘user=phone’ as a hint that the part left to
the '@' sign is actually a phone number.
Reliability of Provisional Responses: Check the box to send back a PRACK request after
receiving Packet 180 or Packet 18x with Require: 100 rel. This function is defined by RFC3262
Compact Form: Check the box to show common header field names in an abbreviated form to
minimize the size of packets.
SIP Caller ID Obtaining: Select the part of the SIP packet from the RoIP to obtain Caller ID. There
are several places where the Caller ID is located.
Remote-Party-ID Display Name - It is located at SIP
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Remote-Party-ID
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Before