Tips

Campus area network

Cool Internet utilities

In this tip, Tom discusses a couple Internet sites that can help an admin diagnose traffic issues. Continue Reading
Saving configuration files

Some low-cost ways to save your network configuration files in case you have a hardware failure. Continue Reading
Which switch?

Some guidelines for choosing the right switch manufacturer. Continue Reading
OSPF configuration

Nuances of OSPF configuration could impact your network more than you expect. Continue Reading
Measuring your wireless network's range

Why you should measure your wireless network's range and some tools to help. Continue Reading

Power protection

Some recommendations for keeping your network up if your routers don't support standard UPSs. Continue Reading
Creating a sub-network

Advice for creating a sub-network. Continue Reading
Tips on working with VLSM

Variable Length Subnet Masks (VLSM) can require some serious number crunching but there are many ways to help make the process simpler. Continue Reading
Diagrams - samples

Some samples of the Visio diagrams described in previous tips. Continue Reading
Diagrams - part 2

Combining logical and physical components on your network diagrams can be confusing, but by layering your diagrams you can represent everything on one diagram. Continue Reading
Network diagrams and documentation: Part 1

Network diagrams and documentation are the topics of this tip on keeping your network organized. Continue Reading

Total print management

Some hints for managing your network printers and also what to look for in management software. Continue Reading
Good fences may result in poor 802.11a performance

Why are we still more gung-ho on 802.11g as a primary alternative than 802.11a technology? The main reason is the compatibility issue. Continue Reading
Netsh

A command line utility for Windows systems. Continue Reading
802.1x - not just for wireless?

A look at how you can use 802.1x protocol to authenticate on a LAN. Continue Reading