unknown data

unknown data

[azeem ahmad]

hi all
a machine (192.168.0.106) from my LAN is continously sending this data to 
server (192.168.0.100) as shown below in the output of tcpdump. althought 
the data isnt too much but i m wondering what this data is for
---------------------------------------------------------------------------------------------------------------------------------
15:38:36.412035 aro who-has 192.168.0.106 tell 192.168.0.100
15:38:36.412269 arp reply 192.168.0.106 is-at 0:8:c7:99:b6:75
15:49:26.543540 192.168.0.106.35847 > 192.168.0.100.1900 udp 132 [ttl 1]
15:49:26.543600 192.168.0.100 > 192.168.0.106: icmp: 192.168.0.100 udp port 
1900 unreachable [tos 0xc0]
15:49:26.543647 192.168.0.106.35847 > 192.168.0.100.1900 udp 133 [ttl 1]
15:49:26.543671 192.168.0.100 > 192.168.0.106: icmp: 192.168.0.100 udp port 
1900 unreachable [tos 0xc0]
---------------------------------------------------------------------------------------------------------------------------------

Regards
Azeem

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Re: unknown data

[Antony Stone]

On Sunday 16 May 2004 12:01 pm, azeem ahmad wrote:

> hi all
> a machine (192.168.0.106) from my LAN is continously sending this data to
> server (192.168.0.100) as shown below in the output of tcpdump. althought
> the data isnt too much but i m wondering what this data is for
> ---------------------------------------------------------------------------
> 15:38:36.412035 arp who-has 192.168.0.106 tell 192.168.0.100
> 15:38:36.412269 arp reply 192.168.0.106 is-at 0:8:c7:99:b6:75
> 15:49:26.543540 192.168.0.106.35847 > 192.168.0.100.1900 udp 132 [ttl 1]

USP port 1900 is M$ PnP service.   I suggest you disable this on machine 
192.168.0.106

Regards,

Antony.

-- 
Perfection in design is achieved not when there is nothing left to add, but 
rather when there is nothing left to take away.

 - Antoine de Saint-Exupery

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