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Richard Kok 7 years ago

Cisco DHCP redundancy

04/06/2015 Richard Kok Leave a comment

A network environment without DHCP in these days is unthinkable, without it it would take a lot of time to configure and register every node not to speak of the time needed to troubleshooting an incident. A DHCP server can be implemented on different platforms like Microsoft Windows, Linux, BSD, Unix or a peace of […]

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Richard Kok 7 years ago

AutoHotkey with PuTTY

06/05/2015 Richard Kok Leave a comment

When loggin in to many devices with the same username & password, it comes in handy to use hotkey’s to insert ur username and or password. For this i’m using AutoHotkey, this can be used in combination with every program. In this post I’m recording everything I do to use AutoHotkey, I will try to […]

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Richard Kok 8 years ago

Manipulating data with Excel

23/01/2014 Richard Kok Leave a comment

When gone through a lot of raw data like log data, you want to structure it into something more useful. I’m going to share all that I have learned. In this post I’m going to record all the command’s I use to manipulate data within Excel, I will try to update this post when I […]

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Richard Kok 9 years ago

Manipulating text files with linux

15/07/2013 Richard Kok 1 Comment

When going through a lot of raw data like log data, I found it to be the best way to manipulate this data is using a Unix / Linux based operating system. The Unix / Linux operating system has a lot of powerful build in tools, these tools can be used to manipulate the data […]

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Richard Kok 10 years ago

SSH tunneling

14/12/2012 Richard Kok Leave a comment

By using SSH tunneling you can get secure access to internal resources, without a VPN setup. With SSH tunneling a networking engineer can access the customers or his own network remotely. What can be done to enable the possibility of remote management in a secure manner, build a “Jump” server this is a step-stone solution. […]

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  • Cisco DHCP redundancy
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  • Manipulating data with Excel
  • Manipulating text files with linux
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