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arpsend


Section: Containers (8)
Updated: 18 Mar 2012
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NAME

arpsend – send ARP requests
 

SYNOPSIS



arpsend

-D

-e target_ip

[
-e target_ip ...]

[-c count]

[-w timeout]

interface


arpsend

-U

-i source_ip

[-c count]

[-w timeout]

interface


 

DESCRIPTION

Utility arpsend sends ARP packets on device interface to detect
or update neighbours’ ARP caches with a given IP.
 

COMMANDS

Run utility with one of the following commands:


-D


Send broadcast ARP request to detect neighbours with
target_ip. You have to specify target_ip (-e option).
-U


Send broadcast ARP request to update neighbours’ ARP caches with
source_ip. You have to specify source_ip (-i option).

 

OPTIONS


-c count


Number of packets to send. Default is infinity.
-w interval


Interval between packets, in seconds. Default is 1 second.
-i source_ip_address


Set source IP address field in ARP packet.
-e target_ip_address


Set target IP address field in ARP packet. Note that you can specify
-e option multiple times to detect many IP addresses in one utility call.

 

EXIT STATUS

arpsend returns 0 upon successful execution. If something goes wrong, it
returns an appropriate error code.


1      EXC_USAGE

Usage error

2      EXC_SYSTEM

System error

3      EXC_RECV

ARP reply was received


 

EXAMPLES

To send request on interface eth0 to detect any neighbour
computers with IP 192.168.10.200:


arpsend -D -e 192.168.10.200 eth0

To send request on interface eth0 to update neighbours’
ARP caches with IP 192.168.10.200:


arpsend -U -i 192.168.10.200 eth0

 

NOTES

Interface you use have to be arpable and not be loopback (i.e.
/sbin/ip link show interface should show neither NOARP
nor LOOPBACK flags in interface parameters).
 

SEE ALSO

vzctl(8).

 

LICENSE

Copyright (C) 2000-2011, Parallels, Inc. Licensed under GNU GPL.



 

Index



NAME

SYNOPSIS

DESCRIPTION

COMMANDS

OPTIONS

EXIT STATUS

EXAMPLES

NOTES

SEE ALSO

LICENSE



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