Internet performance degradations may occur this week and the next due to settings on some IPv4 routers that are used across the Internet. In a nutshell, the number of routes across the Internet is ...

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 ...

If you are using Internet or almost any computer network you will likely using IPv4 packets. IPv4 uses 32-bit source and destination address fields. We are actually running out of addresses but have ...

A router has a routing table and a neighbor cache (same as ARP cache for IPv4). The first one (the Routing Information Base, or RIB) contains next hops for a given destination match (longest match); ...

With the demise of Apple's own networking protocol AppleTalk, Apple's products are suffering from the same issue as anyone else's: the Internet is running out of addresses. Google, Facebook, Yahoo, ...

IPv6 is a powerful enhancement to IPv4 with features that better suit current and foreseeable network demands, including the following: IPv6 increases the number of address bits by a factor of 4, from ...

A day after researchers detailed a technique that attackers are using to upload malicious firmware images to Cisco routers, academic researchers say they have scanned the entire IPv4 address space and ...

I have a windows domain (Win server 2025 with Domain, DNS and DHCP configured) and have been using IPv4 for some time with IPv6 disabled (at the adaptor level) due to some DNS resolution issues I ...