GNS3 – Assign an IP Address to Linux Microcore QEMU Guest

KB ID 0000932  Problem The whole point of having these guest machines is for testing communications, putting an IP address on them so you can ping things, is a pretty basic step. Solution 1. Console in, and execute the following commands, obviously change the IP addresses to the ones you require. sudo su ifconfig eth0 10.10.10.10 netmask 255.0.0.0 up route add ip default gw 10.10.10.1 route add default gw 10.10.10.1 Related Articles,...

Read More
Cisco Routers – Port Forwarding
Nov17

Cisco Routers – Port Forwarding

KB ID 0000533  Problem If you have a server or host that you want to be publicly addressable and only have one public IP address then port forwarding is what you require. Solution Assumptions 1. You have a public IP on the outside of your Router. 2. You are performing NAT from your internal range of IP address to your External IP address. To Make Sure 1. Run the following command: PetesRouter#show run | include ip nat inside You...

Read More
Cisco CSC Module Error – Activation Warning
Nov17

Cisco CSC Module Error – Activation Warning

KB ID 0000392  Problem You try to connect to your Cisco CSC module, and see the following error. Error: Activation Warning CSC is not activated. Please run setup wizard under Configuration > Trend Micro Content Security > CSC Setup > Wizard Setup to perform setup process. Click OK button to to to Trend Micro Content Security Setup wizard. Naturally if you’ve never setup the CSC you are going to see this, but what if it...

Read More
Cisco Firewalls Changing the Web Management Port
Nov17

Cisco Firewalls Changing the Web Management Port

Cisco 5500 Changing the ASDM Port Unable to Port Forward HTTPS KB ID 0000268 Problem You want to change the port that the Cisco ASDM runs over, or you are attempting to port forward https/ssl and see the following error Error: ERROR: unable to reserve port 443 for static PAT ERROR: unable to download policy You are trying to port forward (Create a static PAT entry) on a Cisco ASA for port 443 / https. This port is in use by the ASDM....

Read More

Upgrade Cisco PIX 515E to Version 8.0(4)

and ASDM version 6.1(5) KB ID 0000424 Problem I had to update a Cisco PIX 515E last week, Cisco 500 firewalls are a bit thin on the ground these days, and most of my corporate clients have replaced then with Cisco ASA 5500 firewalls. So as these units are now getting retired, or moved to the test bench, or sold on ebay. I thought I’d document probably the last one I did for posterity, and to help anyone else out. Note: Cisco...

Read More