Cisco


Dynamips router emulation software is capable of emulating 2691, 3620, 3640, 3660, 3725, 3745, and 7206 series hardware. During this tutorial, I will show you how to use different IOS images with a 3640 example.

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PEMU is a Cisco Pix Firewall Emulator based on QEMU open source machine emulator and virtualizer. The original author of the Linux version is known as ‘mmm123′ on the hacki forum . Now, the amazing PEMU software has been ported to windows by a different user on the hacki forum known as ‘melifaro’

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PEMU is a Cisco Pix Firewall Emulator based on QEMU open source machine emulator and virtualizer. The author is known as ‘mmm123′ on the hacki forum . Unfortunately, there is not a Windows port for the emulator. However, you can use vmware player to run the emulator on a windows machine.

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This tutorial demonstrates the installation of dynagen and dynamips on a Linux server.

"Dynamips is a Cisco router emulator written by Christophe Fillot. It emulates 2691, 3620, 3640, 3660, 3725, 3745, and 7206 hardware platforms, and runs standard IOS images. " – dynagen.org

 Please visit dynagen.org for the official tutorial.

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This tutorial is for those of you who are not a cisco engineer, but are working with a cisco engineer to resolve an issue. No matter what you are working on, they will always ask for the output of a ‘show’ command or a ‘debug’ command.

This tutorial is also for engineers that are tired of trying to explain capturing router output with hyperterminal.

 

Click Image to play tutorial:

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This tutorial will show you how to enable ssh on a cisco router. In order to use ssh for terminal access, you must have an image that supports encryption. Sometimes, but not always, the encryption feature set can be recognized by the ‘k9′ in the image name. Click Image to play tutorial:

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The Cisco IOS configuration archive is intended to provide a mechanism to store, organize, and manage an archive of Cisco IOS configuration files in order to enhance the configuration rollback capability provided by the configure replace command. – Cisco.com This tutorial also demonstrates installing an ftp server on Windows 2000/XP/2003.

Click Image to play tutorial:

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This command will apply all necessary additions and deletions to replace the current running configuration with the contents of the specified configuration file, which is assumed to be a complete configuration, which is assumed to be a complete configuration, not a partial configuration.

 

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Use the following command to see the differences between two different config files Example: show archive config differences system:running-config nvram:startup-config

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This video tutorial takes the previous three tutorials and ties them all together to create a virtual WAN right on your PC. When you are finished with this tutorial traffic will flow from your PC’s loopback interface, through router R1, through the T1, through router R2, out the NIC on your PC, to the ethernet LAN and out to the internet.

Click Image to play tutorial:

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