Here's a nice utility for anything you're testing (or coding!) that uses Windows sockets. Very cool tool. 
Thx to the folks over at xtort.net for identifying this useful little gem.
Main link: http://www.drk.com.ar/builder.php
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Thx to the folks over at xtort.net for identifying this useful little gem.
Main link: http://www.drk.com.ar/builder.php
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TCP/IP Builder 1.8
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 'keep-alive' and 'no-delay' 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<nn> (i.e: 0x4F)
* Resolve IP addresses usign DNS.
* IP, Protocol, Port and send flags configuration is persistent now.
* TCP/IP Builder is open source, under GNU General Public License.
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