TCP is easy because it works in all cases, but it is less efficient because of that. On the other hand, UDP either needs its applications to be resilient to loss or the application developer needs to ...

There are two main data transfer protocols -- Transmission Control Protocol (TCP) and User Datagram Protocol (UDP). If you only had to know one fact about each protocol, it's that TCP is slower ...

In the last newsletter we started discussing the protocol stack used for transporting voice over IP. Today we’ll move to the control for those conversations. By the way, before we get all those e-mail ...

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Security practitioners for decades have advised people to limit DNS queries against their DNS servers to only use UDP port 53. The reality is that DNS queries can also use TCP port 53 if UDP port 53 ...

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 ...

It’s not difficult to tailor your VPN experience to your needs When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Add us as a preferred source on ...

All too often we shy away from the depths of IP protocols, leaving the application vendors such as Microsoft; Wowza Media Systems, LLC; RealNetworks, Inc.; Adobe Systems, Inc.; and others with more ...