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...
Install and Use a Windows TFTP Server
Windows TFTP KB ID 0000063 Problem Note: If you are using a mac, then seee the following link; MAC OS X TFTP Software There are many free tftp applications, my personal favourite is 3Cdaemon, as it also has a built in syslog server and an FTP server. heres how to install it on your computer. There are a number of places you can download 3CDeamon or just CLICK HERE Deploy a windows TFTP Server Download the files and extract them to...
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...
Build a PIX Firewall for your test network
Working with GNS3 and PEMU – (Part 2) KB ID 0000662 Problem In Part 1 we installed and Licensed our Virtual PIX, now we will give it an IP address and get the firewalls web management console running. To complete this procedure you will need to, 1. Have a TFTP server up and running (CLICK HERE). 2. Know how to connect to a Cisco Firewall (CLICK HERE). Solution Step 1 (Add an interface to your host machine) 1. On your host PC/VM...
Cannot Connect to TCP Port 2000 (Even over VPN)
KB ID 0000027 Problem Note: When going through a Cisco Firewall. Even with all ports open you cannot connect to an application or website that uses TCP Port 2000, TCP Port 2000 allthough above the “well Known” range (i.e. above 1024) is used for SCCP (skinny client control protocol) which is a Cisco voice / phone protocol. If you push web traffic through this port – the firewall gets upset. Solution Option 1 (Via Command...