Specifications

TD 92326GB
2009-03-10 / Ver. E
Installation and Operation Manual
VoIP Gateway
143
This ensures that the calling number is displayed correctly for incoming calls of all number
types.
A typical application of CDPN mappings is the manipulation of the root number on point-
to-point connections, for incoming calls. Here, the root is removed from the called
number, which is usually received as a number of type “subscriber”. Then only the
extension number is dealt with in the routing table of the gateway.
Incoming
calling
number
International Blank 00 Places the discriminating
code 00 in front of
international calling
numbers