PortExpert is a free application that can give very useful information about all TCP, UDP communications connected to the system and is hence useful to identify potential threats. These days we are ...

The transport layer protocols provide connection oriented sessions and reliable data delivery services. This paper seeks to reflect a comparative analysis between the two transport layer protocols, ...

Two simple filters for wireshark to analyze TCP and UDP traffic Your email has been sent Wireshark is a protocol analyser available for download. This week’s post ...

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues. The tool reports the port status of TCP and UDP ...

Everyone knows that the “standard” Internet protocol is TCP/IP. However, many don't know that the network stack commonly called “TCP/IP” also includes many other protocols, including IP, TCP, UDP, and ...

I am currently using OpenSuse 11.2's implementation of IP tables as a NAT router, and for the most part it works well. I maintain a client/server application that communicates over TCP port 15527 for ...

Woodcliff Lake, NJ, December 15, 2011 — A new core from semiconductor intellectual property (IP) provider CAST, Inc. the UDPIP, provides an extremely competitive hardware implementation of the User ...

Terms can sometimes play tricks on the mind. Take EtherNet/IP, for example. Many people will read “IP” as internet protocol and think that EtherNet/IP refers to plain old, standard industrial Ethernet ...

When I started writing this column in autumn of 2000, I had the day job of firewall engineer. I enjoyed that type of work, but I was enough of a big-picture kind of guy to be aware that every year, ...

Not sure if this makes more sense here, or in the boardroom. What are some good hypotheticals to demonstrate a working knowledge of TCP/IP- I've asked a couple of these before: * Describe in as much ...