Product Features and Applications

for Whozz Calling? and Vertex units

Whozz Calling? Deluxe analog units support virtually all Caller ID signaling types while the Basic units support only FSK variants. Vertex units work with VoIP unencrypted SIP signaling. Features below are listed based on the product type. The applications tab shows some of the most popular uses based on the product type employed.

Whozz Calling?
Whozz Calling?
for VoIP
Caller ID - FSK
(North America & other areas) Caller ID - 202:Format delivered in North America and other USA influenced areas. FSK modem burst sent after the first ring. Capable of sending Time/Date, Number & Name.[?]
Caller ID - BT
(United Kingdom) Caller ID - BT:British Telecom format in the UK. Signal sent FSK modem burst before the first ring. Frequencies different from 202 format. Capable of sending Time/Date, Number & Name.[?]
Caller ID - ETSI
(Western Europe & other areas) Caller ID - ETSI:Prevalent in western Europe and parts of the Middle East. FSK modem burst before the first ring or just after a very short ring. Capable of sending Time/Date, Number & Name.[?]
Caller ID - DTMF
(Lesser developed areas) Caller ID - DTMF:Found in areas with older central office telecom equipment. Caller ID sent via DTMF (touch-tones) before the first ring. Capable of sending only calling party's number. [?]
Outbound Caller ID Outbound Caller ID:Units with this feature will report the line number on which an outbound call was placed, the time and date of the call, phone number dialed and the duration of the call.[?]
Line Number of Call Line Number of Call:The business phone line on which a call was placed or received.. The extension line from a PBX will not be reported.[?]
Duration of Calls Duration of Calls:The duration is calculated as the time between when the phone went Off-Hook to when it went On-Hook.[?]
Number of Rings Number of Rings:Counts the number of rings for each inbound call whether the call is answered or not.[?]
Real Time Detail Events Real Time Detailed Events:Units sends change of status on the line. First Ring, On-Hook, Off-Hook, and Flash Hook are reported. Used primarily in robust Caller ID apps.[?]
First Ring Suppression First Ring Suppression:Prevents calls from being answered before the Caller ID signal arrives by blocking the first ring to telephony equipment. Pertains only to the Caller ID - 202 format.[?]
Call Blocking Call Blocking:Disconnects the output jack from the incoming phone line based on a black list of Caller ID numbers. A reverse application involving blocking of all but a list of accepted Caller ID numbers can also be employed.[?]
Chain Multiple Units Chain Multiple Units:Allows larger lines counts to be accommodated. 2-line units cannot be chained.[?]