2
Veronisoft
152
Shareware
Monitors network connectivity of IP hosts on Internet or LAN.
4
PCWinTech.com
1,305
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
6
Advanced Network Software
932
Shareware
Monitor network and servers, and create performance reports and log files.
1
HHD Software
61
Shareware
Software USB port sniffer, monitor tool with protocol analyzer and data logger.
9
Nsasoft LLC.
2,787
Freeware
List available hosts, open ports, and their characteristics.
1
DEK Software International
76
Shareware
Network monitor that alerts you to all problems that occur via various ways.
40
Serial Port Tool
169
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
30
Windmill Software
4
Freeware
Data logger for RS232, TCP/IP, Modbus and RS485 + serial com port monitor.
2
Flachmann & Heggelbacher
940
Shareware
Establishes TCP connections, accepts a TCP connection on a local port, etc.
IDT Corporation
68
Freeware
The dialer uses one local UDP port and one local TCP port.
1
Awavo Software
130
Shareware
Awavo Com Port Monitor is a multifunctional serial port monitoring application.
BillProduction
19
Shareware
Bill Serial Port Monitor utility is a Serial RS-232 COM ports monitor.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
24
SteelBytes
55
Shareware
TCP/IP port redirector with many features for the advanced user.
Gabriele Giorgetti
9
Open source
Knocker is a simple and easy to use TCP security port scanner.
DataSet
12
Freeware
A multi-threaded and fast TCP port scanner.
