Table 1. This table illustrates subnet masks. The number after the “/” in the CIDR notation indicates the total number of IP addresses available. Click here to see an enlarged diagram. Understanding ...

Before connecting a printer to a local area network, to prevent problems from occurring down the line, businesses should make sure that their networking, hardware and software setups will allow the ...

Role-based access controls and restrictions on CLI access on the network are a couple of ways to impose control over ...

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 ...

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 ...

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 ...

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 ...

An IP address (Internet Protocol address) is a unique numerical label assigned to every device connected to the Internet. It ...