Sep
29
As I am sure you have already seen from the blog on setting up the security device as a Layer 2 device, there are many interesting changes that occur on a PIX or ASA when configured for transparent operations. This blog highlights the major changes and guidelines that you should keep in mind when you opt for this special mode of operation. Read More
Sep
28
This blog will examine the basic setup of the transparent firewall feature available with the PIX and the ASA. This blog was based on the PIX-525 running 7.2(4) code with a Restricted license in GNS3. Here is the topology that was used: Read More
Sep
27
Thanks to Anisha with Cisco Systems for this idea. We were in Brian McGahan's CCIE Security 5 Day Bootcamp, and she realized it would be nice to have a Quick Ref of his troubleshooting/verification commands. There is a bazillion shows and debugs it seems, but you only need a subset to be successful in the lab. Here is the first part of the "cheat sheet". The rest will follow in the respective categories in the blog. Please let me know via comment if you see errors or have additions. I added to... Read More
Sep
20
In this final part of our blog series on QoS with the PIX/ASA, we examine the remaining two tools that we find on some devices - traffic shaping and traffic policing. Read More
Sep
16
The security appliance supports two kinds of priority queuing - standard priority queuing and hierarchical priority queuing. Let's configure each in this third part of our blog. Read More
Sep
15
How do you apply most of your QoS mechanisms on a Cisco router? You use the Modular Quality of Service Command Line Interface (MQC). The approach is similar on the PIX/ASA, but the tool does feature some important differences. Also, Cisco has renamed the tool to the Modular Policy Framework. One reason for this is the fact that it is used for more than just QoS. For example, the MPF is also used for application inspection and Intrusion Prevention configurations on the ASA. Read More
Sep
12
This blog is focusing on QoS on the PIX/ASA and is based on 7.2 code to be consistent with the CCIE Security Lab Exam as of the date of this post. I will create a later blog regarding new features to 8.X code for all of you non-exam biased readers :-) Read More
Sep
11
Hello all. I have had some peers ask me for help in getting up and running quickly with GNS3 to help master the PIX/ASA. Read More
Sep
10
This post was created using GNS3 and follows what I thought was some of the most lab and real-world relevant content from the Cisco ASA documentation in the area of IP Routing: Read More

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