When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Table 1. This table illustrates subnet masks. The number after the “/” in the CIDR notation ...

Rather than layering security onto networks, the networks themselves and carefully managed authorization policies can hinder attacks, but at an administrative cost. Why is it that over 90% of ...

IPv6 increases IP address space to 128 bits, thus increasing the pool of addresses from IPv4's 2^32 to 2^128, or 340,282,366,920,938,463,463,374,607,431,768,211,456 ...

We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...

When it comes time to add a new device to your network, there are two different methods by which you can obtain an IP address: either manually using a static address or automatically by using your ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. The key to being a good network administrator is ...

6 Types of Network Address Translation: Which One to Use? Your email has been sent Even though we’re no longer running out of IP addresses, Network Address Translation still plays a vital role. Learn ...

In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...

Tired of being the only wireless network in your apartment building without a clever name like “Wu-tang LAN” or “Bill Wi the Science Fi”? Or maybe you want to make your network password more secure so ...