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1) Using the power of regular expressions with Show commands + a demonstration
Use the power of regular expression to do the searching for you. Here we demonstrate the use of regular expression filtering on massive routing tables.

2) Script to schedule stop and start of Cisco Call Manager
At times it is necessary to stop and start the Cisco Call Manager service. In this section we will look at a script that will allow you to schedule this to take place.

3) /31 Networks
No - that is not a mistake. You may have been taught in the ICND course and others that the maximum mask you can have is /30. This used to be the case, but now...

4) Your questions answered - /31 networks & subnet Zero + a demonstration
David, do you need ip subnet-zero to make that /31 mask work? Answer...

5) More Command Power
The more command is great at reading text on the router. You could use it for example to read the contents of a file saved on the router's flash or even a file stored in RAM.

6) Bonus - Passwords
Router & Switch Password options explained.

1) Usernames with secret passwords + password cracking demonstration
Most of us know that we should be using "enable secret" rather than "enable password", but a lot of people still use the weak password local database.

2) Easily see the differences between running-config startup-config and more...
It is now possible to quickly and easily see the difference between the startup-config and running-config (and other files if required).

3) Router USB ports - how to use them to save time
Learn how you can now use a router's USB port to upgrade the IOS, copy files across, boot from and quite a few other interesting things.

4) Cisco IOS Macros - automate configs
Have you ever wanted a way of storing templates for certain port types, for example an uplink port has an extremely different configuration to an access port…

5) Executing multiple commands at once
Have you ever wanted to execute a number of commands all at once by typing one IOS command?

6) Slow PIX throughput
I have a screaming Comcast connection over here in the US. I regularly see 6 to 8 Mbps downloads from my perimeter subnet on the outside of the PIX. I have seen it as high as 15Mbps, but...