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 ...

Soon after data centers began transitioning from hard drives to solid-state drives (SSD), the NVMe protocol arrived to support high-performance, direct-attached PCIe SSDs. NVMe was followed by NVMe ...

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 ...

You've installed a VPN. It's not quite as fast as you'd like. You could switch to another service, but maybe there's a simple speedup trick you can try first. Open ...

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 ...

Although the Internet of Things (IoT) introduces remarkable ways to collect, manage, and apply data, it's also a huge vector for cyberattacks. One of the biggest vulnerabilities lies in embedded ...

“Not being overcomplicated is Modbus TCP/IP’s biggest draw, not only for PLCs, but especially for PC-based applications,” said Jason Haldeman, senior product specialist for I/O and networking at ...