/dev/tcp forgotten linux delicacy

Most of use nmap , ping ,ping ,wget curl , nc …. when need use or diagnose network from linux command line. I want show you how  to use bash for fast diagnostic , scanning ,send or download files, open websites , check services and create simple backdoor. Lets Begin /dev/{tcp,udp}/ it’s pseudo device file…

Speed test WAN(RX) with nice char

I created a lite more beauty version speed test tool for analysing RX speed of you network. It’s simple idea  curl get website and measue  speed   . Collecting data in file bps.sh   Second script  gnuplot  create nice char after  collect data or in this same time tou can run script in this same directory. gnuplot  speedplot.sh…

Hot to mount img disk file

Some time you need make a lite change on img file. I show you how to use bash mount img disk file with partitions. For test we will use raspberry pibian image from https://www.raspberrypi.org/downloads/raspbian/ When you try mount img image disk with partitions: “mount: wrong fs type, bad option, bad superblock on /dev/loop2, missing codepage or…

Nummber waiting process using this same resources

Script check process with status waiting for disk resourcess  sort list and present proc manual show states state %c One of the following characters, indicating process state: R Running S Sleeping in an interruptible wait D Waiting in uninterruptible disk sleep Z Zombie T Stopped (on a signal) or (before Linux 2.6.33) trace stopped t…

Which disks are attached to a card Fibre Channel

Is simple method check attached disk to HBA card . 1strep we net check pci of Fibre card . dmesg | grep lpfc #or lspci | grep Fiber     lspci | grep “Fibre Channel” 0a:04.0 Fibre Channel: Emulex Corporation Helios-X LightPulse Fibre Channel Host Adapter (rev 01) 0a:04.1 Fibre Channel: Emulex Corporation Helios-X LightPulse…

hp Raid control on ESX v 5,6and 7 hpssacli

Show all configuration hpssacli ctrl all show config Controller status all hpssacli ctrl all show status Show detailed controller information for all controllers hpssacli ctrl all show detail Show detailed controller information for controller in slot 0 hpssacli ctrl slot=0 show detail Rescan for New Devices hpssacli rescan Physical disk status hpssacli ctrl slot=0 pd…

“Explain Shell” by web service .

One website from category awesome “Awesome” http://explainshell.com/  great tool for fast check parameter . example command s -elf what do