On 11/07/2013 12:13 AM, Edison, Arul (GE Healthcare) wrote:
> Hi Everyone,
> 	I port my application to SL6.3
> 	My SL6.3 PC is connected with another device over Ethernet cable. With the application ported on SL6.3, the device is not able to communicate with my application
> 	When I compare the tcpdata exchanged between my PC and device, The below message , that is sent first from the device to my PC is not seen at my SL6.3 PC now.
> 	I have checked the rpms installed in my system.  rarpd rpm is not installed
>
> 11:53:36.359556 arp who-has 192.168.2.30 tell 192.168.2.1
> 	0x0000:  0001 0800 0604 0001 000b ab2b 595a c0a8  ...........+YZ..
> 	0x0010:  0201 0000 0000 0000 c0a8 021e            ............
> 11:53:36.359604 arp who-has 192.168.2.30 tell 192.168.2.1
> 	0x0000:  0001 0800 0604 0001 000b ab2b 595a c0a8  ...........+YZ..
> 	0x0010:  0201 0000 0000 0000 c0a8 021e            ............
> 11:53:36.359645 arp who-has 192.168.2.30 tell 192.168.2.1
> 	0x0000:  0001 0800 0604 0001 000b ab2b 595a c0a8  ...........+YZ..
> 	0x0010:  0201 0000 0000 0000 c0a8 021e            ............
>
>
> I would appreciate suggestions on how to make  my SL6.3 PC receive "arp who-has" message
>
> Regards, Arul
>

You have some pretty basic connectivity issues between the two machines.  Can 
you ping each other?  Are the netmasks correct?

-- 
Orion Poplawski
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