Category: Linux

Show all network services listening on the system and their PID netstat -tupl

Repair/Check integrity of FAT file system – useful for checking pen drives fsck.vfat /dev/sdb1

Download files from a host windows via smb smbget -Rr smb://ip_addr/share

Show remote shares of a windows host smbclient -L ip_addr/hostname

Show configuration of a wireless network card iwconfig wlan0

Use this when your MBR gets corrupted – usually happens after you reinstall windows. Pop in a bootable ubuntu DVD…

Lookup hostname to resolve name to ip address and viceversa host www.example.com

Make a copy of MBR (Master Boot Record) to a file. dd if=/dev/hda of=mbr.img bs=512 count=1 dd if=mbr.img of=/dev/hda bs=512…

First show system events. Second command show events inherent to the process of booting kernel. tail /var/log/messages tail /var/log/dmesg

Use this command to find the wifi hotspots around your system. You need wifi hardware with proper drivers for this…