Konstantin Novakovskii clickfreak

## mount_qcow2.md

      
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                clickfreak
                / mount_qcow2.md
            
            
              Created
              April 6, 2019 21:08
                — forked from shamil/mount_qcow2.md
            
              
                How to mount a qcow2 disk image
              
          
    How to mount a qcow2 disk image

This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords,
edit files, or recover something without the virtual machine running.
Step 1 - Enable NBD on the Host
modprobe nbd max_part=8


## Netfilter-IPTables-Diagrams.md

      
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                clickfreak
                / Netfilter-IPTables-Diagrams.md
            
            
              Created
              May 3, 2018 20:55
                — forked from nerdalert/Netfilter-IPTables-Diagrams.md
            
              
                Linux NetFilter, IP Tables and Conntrack Diagrams
              
          
    Linux NetFilter, IP Tables and Conntrack Diagrams

IPTABLES TABLES and CHAINS

IPTables has the following 4 built-in tables.

1) Filter Table
Filter is default table for iptables. So, if you don’t define you own table, you’ll be using filter table. Iptables’s filter table has the following built-in chains.