Subnetting


 * Subnetting:**
 * **IP Addressing and Subnetting for New Users**
 * **[|5 things to know about subnetting]**
 * [|Cisco IP subnetting 101: Five more things you should know]
 * **[|Learn to Subnet™.com]**
 * **[|Simple tricks to ace any exam whitepaper]**
 * **[|3Com White Paper]**


 * Practice Problems and Worksheets:**
 * **[|Subnet Problem Generator]**
 * **[|SubnettingQuestions.com]**
 * **[|Online Test]**

Here's a selection of downloadable and online tools:
 * SolarWinds' Advanced Subnet Calculator
 * Boson's IP Subnet Calculator
 * Cisco's Web-based IP subnet calculators (for registered users only)
 * WildPackets' IP Subnet Calculator
 * Online IP Subnet Calculator