Continuing on the Wi-Fi security theme we started on Friday, today I'm going to look at the next generation of wireless security, which is defined in IEEE 802.11i and adopted by the Wi-Fi Alliance in Wi-Fi Protected Access (WPA). You can listen to Read More...

New week, new city. This time I'm in Basking Ridge, NJ. Should be a fairly quiet week. The course is a basic overview of telecommunications, which is fun to teach and takes a lot less work to prepare for. We did security topics most of last week, Read More...

In this episode Trevor and Mark discuss the relative average revenue per user that was announced for DirecTV and Cablevision this week. Puts some dollar amount on the strive for the triple and quad play. Sprint Nextel were also in the news with their Read More...

Continuing on the AAA theme, today we tackle the second protocol for communication between a remote access server (RAS) and a AAA server. Tghis one comes from Cisco and is called Terminal Access Controller Access Control System, or TACACS for short. Peter Read More...

OK, so now we have a few security concepts behind us. For example, you now know what AAA means (if you've been following the series). And you also know that AAA is very often about remote access to a network. The model for remote access is pretty Read More...

Now that we've had a little PAP/CHAP sidebar, let's go back to Peter and see if he can give us a bit of an explanation of PPP over Ethernet . If you've followed this series, this might seem like an odd combination. Both PPP and Ethernet are Read More...

Well, today I head back east. I still have not figured out how to load a picture to one of these blogs. It seems I can do the audio file, or a picture, but not both. I may have to post pictures in a separate blog. I did find a few online pictures here Read More...