libosmo-sccp-dev 1.5.0+dfsg1-2ubuntu1 (amd64 binary) in ubuntu lunar

 SCCP is a network layer protocol that provides extended routing, flow
 control, segmentation, connection-orientation, and error correction
 facilities in Signaling System 7 telecommunications networks. It is heavily
 used in cellular networks such as GSM. This package contains the development
 files for the library.