Have you learned to think and dream in hex yet? That is what you are going to have to look forward to as we transition to using IPv6. Because we will be working in hexadecimal numbers we may need a ...

We found several utilities to help calculate IP subnets, subnet ranges, and CIDR addressing. IP Subnet Calculator (free) is a good, basic subnet calculator that shows available subnets based on IP ...

Advanced Subnet Calculator (free) provides subnet calculations, does host lookups, and supplies basic whois information on the service provider for a specific IP address. Be prepared for a big ...

The bits in the mask identify both hosts and subnets. The more hosts, the fewer subnets; the more subnets, the fewer hosts can be individually addressed. These bits become a tradeoff based on the ...

If your company network is having problems and you need to troubleshoot it, you also need to know some basic information about the computers on the network. Internet Protocol is the underlying ...

George Ou explains IP subnetting using his own graphical approach. It's a great primer for students and a nice refresher for others. IP subnetting is a fundamental subject that’s critical for any IP ...

Class A subnetting is a form of network addressing typically reserved for the government and larger institutions. It can have a large number of unique nodes, which can prove quite a challenge. Here, ...

Edit: I had this looking just great in a fixed-width font but I guess when you post it all goes to hell.<P>On page 151, practice example 7, of the Todd Lammle CCNA Second Edition book it shows a ...

I have a networking situation where some tools can or can't communicate between two devices on the same LAN but differing subnet masks (it's an error, will be corrected). The question is why do some ...