[CentOS] Show IP Traffic on a port

On Tuesday 20 May 2008 8:57:08 Joseph L. Casale wrote:
> I am trying to determine the root of an issue I am having.
> How can I watch traffic destined to a specific port on my CentOS 5.1
> box to see if its even hitting it? It would be udp traffic.
>
> Thanks!
> jlc

Try tcpdump -i <interface> udp port <port>.

-Chris