8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
4
PCWinTech.com
1,302
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
upRedSun and iForwarder, Inc.
73
Shareware
It will let you port forwarding to multiple IP addresses at the same time.
2
Verigio Communications Inc.
43
Shareware
Multi Port Forwarder enables you to redirect requests to another IP and port.
Dan Elwell
84
Shareware
The ultimate connection monitoring and benchmarking tool.
4
Eterlogic Software
187
Freeware
VSPE is intended for engineers and developers to create/debug/test applications.
IDT Corporation
68
Freeware
The dialer uses one local UDP port and one local TCP port.
1
DesertHail
ServerTalk lets you communicate directly with a TCP or UDP port on a server.
Data Apples Corporation
8
Shareware
You can test your internet connectivity and see your active connections.
SimpleComTools
9
Shareware
VirtualCOM-UDP is a software based UDP/COM Port Redirector solution.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
40
Serial Port Tool
166
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
Stefan Zieker
78
Open source
Scriptable data terminal supporting serial port, UDP, TCP client/server, etc.
18
Nsasoft LLC.
143
Freeware
It generates IP/ICMP/TCP/UDP traffic from clients to stress test servers.
Research In Motion Limited
Freeware
It helps you simulate and test various connectivity and state changes.
4
DSL Speed Test
76
Freeware
Helps you perform speed test and troubleshoot common connectivity problems.