Client/Server Comm Lib for C/C++ 

Client/Server comm C++ component library for TCP/IP winsock network communication. Allows multiple servers and clients to run simultaneously over a TCP network such as the Internet or intranet (LAN). Works with C++,C#.NET, MFC and C++ Builder.
tcp server c++ tcp communication client server tcp/ip control internet winsock network library mfc lan tcp/ip winsock component visual c++

Chilkat SSL COM Component 

Chilkat SSL is a free COM component that makes it extremely easy to communicate securely over a TCP socket using either the SSLv3 or TLSv1 protocols.
ssl sslv3 tls tlsv1 tcp tcp/ip socket c++ com component message xml client server