Put call on hold before REFER

Parameter group

VoIP SIP Signaling

Access level

Admin

Possible values

No
Yes

Defaults

Yes

Explanation

Specifies whether or not call is put on hold prior to transferring using SIP. If this parameter is set to Yes a reINVITE will be sent to put the call on hold before sending a REFER - the SIP request used for blind and attended transfers.