TechRepublic

Subnetting a Class B network address

Subnetting a Class B network can involve some serious thought! As a network administrator, you'll have to know it and know it well. Todd Lammle walks you through clear instructions and simple examples ...
Network World

IPv6 Address Design

There are a few culprits that regularly contribute to delayed or failed IPv6 deployment projects, such as poor DNS planning, insufficient testing, unanticipated application behavior, and poor IPv6 ...
Ars Technica

Calculating Subnets with Microsoft Excel?

I have an Excel spreadsheet containing IP addresses and subnet masks. I need to derive the subnet of each IP address in the spreadsheet.<BR><BR>Example: IP (column A): 10.1.230.84, Subnet Mask (column ...
TechRepublic

Subnetting a Class C network address

Subnetting a Class C network can be a tricky process to master. From MCSE to CCNA to RHCE to CNE, you'll have to know it and know it well. Todd Lammle walks you through clear instructions and ...