tcp

Monitoring servers/services with ping or a socket connection (TCP or UDP).

hping is a command-line oriented TCP/IP packet assembler/analyzer

Use this software to open server side TCP/UDP (proxy) ports with load balancing.

A program to gain access to another computer connected to a TCP/IP network. A...

SpeedLimiter can simulate slow TCP/IP connections.

Broadband news, information and community, DrTCP windows tcp tuning and tweaking

A program for forwarding TCP/IP connections over Skype.

oriented TCP/IP packet assembler/analyzer

proxy server HTTP, HTTPS, SOCKS v4/4a/5, FTP, POP3, UDP/TCP portmapping

Speed-O-Meter is a program that measures the TCP/IP speed of all interfaces