If you simply want to know how many packets a certain display filter is
displaying you can look at the bottom by "D:".
On Wed, 7 Mar 2007 09:45:51 -0500 (EST), "Jeffrey Ross"
<jeff@xxxxxxxxxx> said:
> This is more for future edification as I already found a method that
> worked (this time) to pull out the information I wanted, but is there a
> better way?
>
> I recently had an issue where I was receiving a large number of TCP
> session initiation requests from an application server to my database
> server. In order to get the count per second I used the following
> display
> filter:
>
> (tcp.flags.syn eq 1 and tcp.flags.ack eq 0)
>
> This showed me all the packets with only the initial syn and nothing
> else.
> I then looked at the starting source port noted that they increased
> sequentially and then took the last port number subtracted the first from
> the last and added 1 to get the total number of session requests in that
> capture. From there it was just divide that number by the total number
> of
> seconds between the first and the last packets.
>
> So my question is, is this the best way to do this, or is there a better
> way?
>
> TIA, Jeff
>
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