GNS3 and Cisco ASA 8.4 (Part 1)
GNS3 has been a stable to my personal study. When I first achieved ROUTE on my way to CCNP I worked in a heavily switched environment. I had worked on routers and routing technologies about 5 percent...
View ArticleGNS3 and Cisco ASA 8.4 (Part 2)
Alright! Bam! Excited? I surely am. Cisco ASA on my laptop and I can lab anywhere! Now lets establish more than console access via GNS3 and get SSH/HTTPS/ASDM running. The reason I am so pushy to get...
View ArticleLAB – NTP setup on ASA
The importance of time should not be under estimated. NTP allows synchronisation of clock information across your network. I am labbing my ASA inside GNS3 and want to set up a router to be the...
View ArticleStarting my CCIE Written (prematurely?)
Today is a significant day. After much tossing and turning and discussions with my wife I have finally decided to start down the path of the CCIE Study. Those who follow my blog may know that I am not...
View ArticleRemote Labbing – Lab long and prosper!
Certification requires a lot of lab time. I mean a lot. Hundreds of hours of thorough, insightful, and meaningful labbing. Let alone the time invested behind the CLI of a CCIE certification. There are...
View ArticleWhy must we go to area 0?
OSPF is something that still mystifies me. I know it is a vast and large protocol and I do hope I can dispel something today for you. “Why do other areas need to connect to area 0?” Picture a tree....
View ArticleInter vs Intra
There are 101 security levels on the ASA. This may not be enough and you might be required to use the same security level a few times. We know that higher security level interfaces can talk pass...
View ArticleRouting to a wall of fire
–Routing on ASA– The ASA supports static and dynamic routing protocols. As of ASA code release 8.3+ most routing protocols are supported. OSPF, EIGRP, RIPv2, and static routing are the protocols the...
View ArticleNATing like it’s Nineteen Ninety Nine
–Network Address Translation, ASA 8.2 NAT is required for a number of scenarios and can be used in the most unusual places. Most common is translation of a private RFC 1918 address into a globally...
View ArticleYou, Me and NAT 8.3
NAT on ASA 8.3 and higher It is important to know that the change from 8.2 to 8.3 was massive. It did divide ASA users to a point some felt cheated or disheartened by Cisco’s actions. I admittedly...
View ArticleASA 8.4(2) under OSX 10.8
One of my most popular blogs on Cisco Inferno is the ability to install and run an ASA firewall by Cisco on GNS3. Since then I have shifted to a Macbook Pro and want to run everything in OSX. I have...
View ArticleASA 8.4(2) under Ubuntu 12.04
I have managed to get the QEMU version of ASA running inside Ubuntu 12.04. Previously I have installed this on Windows and OSX. The trifecta will be complete with this post with the ASA running inside...
View ArticlePhysical virtualization
Network virtualization allows an abstraction from a physical topology. It takes the notion of a logical network further. Abstraction allows segregation of the routing table and can be used in a...
View ArticleASA FQDN access-list Part 2
My previous post focused on using access-lists that we based upon Fully Qualified Domain Names. This recently has posed a solution for some works that have been undertaken. Even though it might seem...
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