[python]Convert show ip int brief into structured json data

Cisco IOS commands output is unstructured in the perception of scripting, the output format made sense only to engineers, however if you need to program such output is difficult if the output is not processed. One of the better way to structure the unstructured cisco output is to check each row of the output, then … Continue reading [python]Convert show ip int brief into structured json data →

VPN establishment between Hirschmann Eagle20 and Cisco router (2811)

The purpose of VPN is to secure the confidentiality of the communication between two sites by using encryption. Two tunnels are set up, the first tunnel is for Diffie Hellman key exchange, the second tunnel is for data transmission either in transport or tunnel mode. Transport mode in addition to what tunnel mode is doing … Continue reading VPN establishment between Hirschmann Eagle20 and Cisco router (2811) →

Cisco Router: Permanently delete files from filesystem

Temporarily delete files If you wish to delete file/s from Cisco router flash, you use for example: However the deleted file actually still resides in flash. Permanently delete the files from flash. To permanently clean up the [deleted] files: The trash is emptied 😀