Actually,an old game it is.I have coded it by C++ today. Now firstly I'll show some pictures below,don't care about its interface,it's just a test for fun.
SS7 Point Code Converter is a freeware application that converts SS7 Point codes between Decimal, Hex and Dashed D-D-D notation. The tool supports 24 bit ANSI point codes in the 8-8-8 format, 14 bit ITU point codes in the standard 3-8-3 format。