File list (Check if you may need any files):
UDPEx1
......\UdpClient
......\.........\client.cpp
......\.........\UdpClient.dsp
......\.........\UdpClient.dsw
......\.........\UdpClient.ncb
......\.........\UdpClient.opt
......\.........\UdpClient.plg
......\UdpSrv
......\......\server.cpp
......\......\UdpSrv.dsp
......\......\UdpSrv.dsw
......\......\UdpSrv.ncb
......\......\UdpSrv.opt
......\......\UdpSrv.plg
UDPEx2
......\UdpA
......\....\udpa.cpp
......\....\UdpA.dsp
......\....\UdpA.dsw
......\....\UdpA.ncb
......\....\UdpA.opt
......\....\UdpA.plg
......\UdpB
......\....\udpb.cpp
......\....\UdpB.dsp
......\....\UdpB.dsw
......\....\UdpB.ncb
......\....\UdpB.opt
......\....\UdpB.plg