Factory Reset a Cisco Firewall
Nov23

Factory Reset a Cisco Firewall

KB ID 0000007  Problem You want to wipe the firewall’s config and revert to the factory settings (passwords blank – management or inside set to 192.168.1.1 and DHCP enabled, with all other settings wiped). Solution 1. Connect to the ASA via the console Cable. CLICK HERE 2. log in and go to configure terminal mode. 3. Execute the following command “config factory-default” 4. Press the space bar a few times to execute the...

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Deploy Cisco ASA 55xx in Active / Standby Failover
Nov17

Deploy Cisco ASA 55xx in Active / Standby Failover

KB ID 0000048  Problem You want to deploy 2 Cisco ASA 55xx Series firewalls in an Active/Standby failover configuration. Solution Assumptions. Hardware on both ASA firewalls is identical. The correct license’s for failover are installed on both firewalls. The same software versions are installed on both firewalls. You have your PRIMARY firewall set up and running correctly (Everything works!). In this example the firewalls were...

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Convert ASA 5500-X To FirePOWER Threat Defence
Nov08

Convert ASA 5500-X To FirePOWER Threat Defence

KB ID 0001490 Problem I’m seeing more and more people asking questions in forums about FTD, so I thought it was about time I looked at it. Cisco ASA 5500-X firewalls can now be re-imaged to run the FTD software. The thinking is that the FTD will merge the Cisco ASA product and the FirePOWER product into one unified operating system. Then that is managed by FDM (FirePOWER Device Manager), basically a web management GUI. Solution...

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Cisco ASA – Password Recovery / Reset
Nov07

Cisco ASA – Password Recovery / Reset

KB ID 0000572 Problem Note: This procedure allows you to reset the password WITHOUT LOSING THE CONFIG You need to access a Cisco ASA device and do not have the passwords, there can be lots of reasons for this, lack of good documentation, bought a second hand firewall, the last firewall admin never told anyone etc. This method does require physical access to the ASA, a console cable, and a machine running some terminal emulation...

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ASDM on Windows 10: ‘Cannot find Javaw.exe?’
Oct17

ASDM on Windows 10: ‘Cannot find Javaw.exe?’

KB ID 0001478 Problem Windows 10 machine, (with Latest Java installed), while attempting to launch the ASDM you see; Windows cannot find ‘javaw.exe’. Make sure you typed the name correctly, and then try again. Solution I should have fixed this a lot quicker than I did, because the error message was a lot more descriptive in older versions of Windows and the ASDM! This is the same problem seen on Windows 8. You still need...

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Cisco ASA – Allow Remote Management
Oct17

Cisco ASA – Allow Remote Management

KB ID 0000173 Problem   Quite a while ago I wrote the “Connecting to and managing Cisco firewalls” article, which is still pretty complete, but I’ve been asked on a few occasions, “How do I actually configure the firewall to allow remote administration via, SSH, or HTTPS/ASDM, or Telnet If you have no network connection to the firewall, then you will need to connect via console cable (CLICK HERE). Solution...

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