TCP/IP Builder is a Windows Socket testing tool. You will be able to create a socket manually, connect it (or listen for connections), send and receive data through it.You may setup local IP and Port, TCP/UDP protocol, keep alive, out-of-band data, DNS Resolver, System info, on-line help, RAW Packet Detail. Features: • Act as client or server. • Select local IP address and port. • Build TCP or UDP sockets. • Detect remote IP address and port on incoming UDP packets. • Send and receive normal and Out of Band data. • Use Т‘keep-aliveТ‘ and Т‘no-delayТ‘ socket options. • View incoming data in Hexadecimal representation. • Send arbitrary bytes by writting its ASCII number. • ASCII parser option for writting bytes in the format 0x (i.e: 0x4F) • Resolve IP addresses usign DNS.