We don't have any images related to Interconnect User Part yet.
You can add one yourself here.
We don't have any YouTube videos related to Interconnect User Part yet.
You can add one yourself here.
We don't have any PDF documents related to Interconnect User Part yet.
You can add one yourself here.
We don't have any Books related to Interconnect User Part yet.
You can add one yourself here.
We don't have any archived web articles related to Interconnect User Part yet.
Interconnect User Part (IUP) is a national specific Signaling System 7 protocol for interconnect between public telephone networks in the United Kingdom. This protocol was formerly known as BTNUP.
It is specified in document PNO-ISC/SPEC/006 which is published by the NICC as ND1006:2007/05 Archived 2014-05-02 at the Wayback Machine.