In this tutorial we will discuss the concept of Ports and how they work with IP addresses. If you have not read our article on IP addresses and need a brush up, you can find the article here. If you ...

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 ...

The current IP address scheme of 32-bit words is fast becoming inadequate. It would appear that 2 32 = 4 294 967 296 combinations of addresses should be enough for everybody, but in practice this is ...

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, ...

Answer by Keith Winstein on Quora, A lot of people ask this question and think in these terms, but here's a different point of view. TCP and UDP are not at the same level of abstraction and they're ...

In this first installment of a two-part lesson, we will discuss the difference between IP video that is carried by TCP and IP video that is carried by UDP. They behave very differently on the network.

With UDP, I don't have connections, but the principle is the same. When I get a UDP packet, I get the ephemeral source port as part of the source socket address, and when I need to send something back ...

If you are a network engineer or a normal user, you may need to find, open or block a virtual port, such as a TCP or a UDP port for an application. Virtual ports help you manage your network hardware ...

Do you remember when we used multi-protocol routing for IPX, AppleTalk, and TCP/IP running on the same network? In the 1980s and early 1990s many enterprises had multiple protocols running on the ...