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linux:commands [2018/10/13 22:24] (current) – created - external edit 127.0.0.1
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 +====== Force reboot ======
 +<code>
 +echo 1 > /proc/sys/kernel/sysrq
 +echo b > /proc/sysrq-trigger
 +</code>
 +
 +====== Scan with NMAP ======
 +
 +<code>nmap -p 1-65535 -T4 -A -P0 -v hostname/ip</code>
 +
 +====== Manual IP/GW Configuration ======
 +<code>ifconfig eth0 10.0.0.1 netmask 255.255.255.0
 +route add default gw 10.0.0.254</code>
 +
 +====== Restart SWAP ======
 +<code>sudo /sbin/swapoff -a && sudo /sbin/swapon -a</code>
 +
 +====== Free cache ======
 +<code>echo 3 > /proc/sys/vm/drop_caches</code>
 +
 +====== dd full drive ======
 +dd if=/dev/sdX of=/dev/sdY bs=64K conv=noerror,sync
 +
 +====== erase full drive ======
 +dd if=/dev/zero of=/dev/sdY bs=64K conv=noerror,sync
  
linux/commands.txt · Last modified: 2018/10/13 22:24 by Jan Forman