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 ...

The data transfer in a TCP/IP network is usually block-based. From a programmer’s point of view, sending data means issuing a series of “send data block” requests. On a system level, sending an ...

I have a VB6 app that needs to send 1.2MB of data through a tcp/ip socket. <BR><BR>If the client is on the same computer as the server app, the transfer is nearly instant. But if the client is on a ...

In a previous article, we explained how you can use the sendfile() syscall to reduce the overhead of data transfer from a disk to a network. Now, we’re going to cover another aspect of network ...