#GNS3 ADD ASA FIREWALL HOW TO#

If for some reason the 9.15-16 version doesn’t work for you, try 8.4 as well that I linked above, it was more stable.ĪSDM does work, however you need to copy it into the ASA BEFORE turning into multiple context mode due to not having a proper MGMT interface and not being able to copy files into contexts. If the ASA crashed on “invalid argument” while rebooting, just manually reboot it! For example mine crashed a lot on “invalid argument” while rebooting only. On this final reboot you should see the following output from “show mode” When they come back up, test switching to multiple context mode with the followingĬhanging into “mode multiple” requires yet another reboot however that’s it! Finally “write me” and reboot your ASA with “reload” (note if the ASA freezes on “reload” just manually power it off and on via GNS3 it will still work)ġ6. Cisco ASA Firewall in GNS3 I have spent many hours reading various blog posts and articles in my quest to get the Cisco ASA working in GNS3. NOTE: applying the key takes A LONG time (5 minutes for me)ġ5. Once it is started, just apply the activation key (activation-key 0xb23bcf4a 0x1c713b4f 0x7d53bcbc 0xc4f8d09c 0x0e24c6b6) Leave defaults click next (it wont actually use 30GB)ġ4. Click “create” so we can create an empty harddrive, thin provisionedġ0. Name the Image something and click the “legacy ASA” boxĨ. On the top right click EDIT > Then Preferencesĥ.

In case of 915-16 not working for you, please fall back to 8.4 ( )Ģ. Small issue with the 915-16 version: It required manual reload via gns3… The “reload” command hangs it most of the time. Requirements:ģ- Activate code for context license (activation-key 0xb23bcf4a 0x1c713b4f 0x7d53bcbc 0xc4f8d09c 0x0e24c6b6)

Instead we will have to use ASA version 9.1.15-16 and activate it with a key IN GNS3.

#GNS3 ADD ASA FIREWALL HOW TO#

In this guide I will show you exactly how to get a working lab for ASA multi-context in GNS3.įirst be aware that you CANNOT use the virtual ASA image. How to Setup Multiple Context ASA in GNS3

Gns3 add asa firewall