Arping

Description

Arping is part of the iputils package. It pings a destination by sending ARP REQUEST packets to a neighbour host, using a given source address.

Installation

$ sudo apt-get install arping

Warning

This method will uninstall network-manager(-kde). You will have to manually reinstall necessary packages.

Then optionally create a symbolic link to your /pentest/ directory:

$ mkdir -p /pentest/misc/arping/
$ ln -s /usr/bin/arping /pentest/misc/arping/arping

Usage

Basic syntax

$ arping [-fqbDUAV] [-c count] [-w timeout] [-I device] [-s source] destination

Options

-f

quit on first reply

-q

be quiet

-b

keep broadcasting, don't go unicast

-D

duplicate address detection mode

-U

Unsolicited ARP mode, update your neighbours

-A

ARP answer mode, update your neighbours

-V

print version and exit

-c <count>

how many packets to send

-w <timeout>

how long to wait for a reply

-I <device>

which ethernet device to use (eth0)

-s <source>

source ip address

Example

Host 192.168.100.1 is alive:

$ arping -f -c 1 -I wlan0 192.168.100.1
ARPING 192.168.100.1 from 192.168.100.18 wlan0
Unicast reply from 192.168.100.1 [00:50:8B:**:**:**]  3.360ms
Sent 1 probes (1 broadcast(s))
Received 1 response(s)

Host 192.168.100.2 isn't alive:

$ arping -f -c 1 -I wlan0 192.168.100.2
ARPING 192.168.100.2 from 192.168.100.18 wlan0
Sent 1 probes (1 broadcast(s))
Received 0 response(s)