Where is wrong with tcpdump?

[Wojciech Puchar]

On Thu, 28 Aug 2008, EdwardKing wrote:

> I want to watch ip:172.0.10.2 port:19 TCP information,so I use following command:
> #tcpdump tcp port 19 host 172.0.10.2
> tcpdump: syntax error
>
> Why? How to do it?

tcpdump tcp port 19 and host 172.0.10.2


>
> Thanks
>
>
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