The numeric identification of the upper layer protocol that an IP packet should be sent to. The number is stored in the header that is prefixed to an IP packet. Note that the IP protocol number is not ...

Every machine on the the Internet has a unique number assigned to it, called an IP address. Without a unique IP address on your machine, you will not be able to communicate with other devices, users, ...

Every computer connected to the Internet has a unique Internet Protocol (IP) address that identifies the device to other computers, allowing the user to browse the Web and access other online services ...

You've picked out your hardware and set up the basics, and configured your network to perform at its best and fastest. Now it's time to open the gates to the outside world. In this lesson, we're going ...

When a network router doesn't have enough network ports to connect all the necessary devices, a switch can be used to add additional ports. In the case of business networks, switches are often ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This month, we shift our focus to an important security issue. We will combine some information ...