Having trouble with DNS records? dig, ping, named-checkzone and others commands are…

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Having trouble with DNS records? dig, ping, named-checkzone and others commands are great tools to debug your bind setup  

#Unix   #Linux   #Sysadmin   #IT   #FreeBSD  

How to: Troubleshoot UNIX / Linux BIND DNS server problems

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That site is amazing

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That site is amazing. RegExr is an online tool to learn, build, & test Regular Expressions http://regexr.com/  #unix #RegEx #RegExp #Perl

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RegExr: Learn, Build, & Test RegEx
Regular expression tester with syntax highlighting, contextual help, video tutorial, reference, and searchable community patterns.

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Want to list the top 10 files eating disk space on a Linux/Unix/BSD/OSX oses? Tr…

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Want to list the top 10 files eating disk space on a Linux/Unix/BSD/OSX oses? Try:

find . -type f -exec wc -c {} ; | sort -nr | head 

See man pages find, sort, head, and xargs for more usage 🙂

#Sysadmin   #Server   #Disks   #Unix   #Linux  

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Set Up SSH Tunneling on a Linux / Unix / BSD Server To Bypass NAT – http://www….

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Set Up SSH Tunneling on a Linux / Unix / BSD Server To Bypass NAT – http://www.cyberciti.biz/faq/set-up-ssh-tunneling-on-a-linux-unix-bsd-server-to-bypass-nat/

#unix   #linux   #bsd   #osx   #openssh  

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Just sent this to someone who wants to use 32bit Linux on modern hardware/server….

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Just sent this to someone who wants to use 32bit Linux on modern hardware/server. Credit http://dilbert.com/  

#linux #funny #unix #humor   #sysadmin   #IT  

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mitmproxy: a man-in-the-middle proxy.  A Python tool used for intercepting, viewing…

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mitmproxy: a man-in-the-middle proxy.  A Python tool used for intercepting, viewing and modifying network traffic. Invaluable in troubleshooting certain problems. 

Download and more info – http://mitmproxy.org/

#Python #Unix #Linux #TroubleshootingTools

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