Ethereal-users: Re: [Ethereal-users] Advanced Features of IO Graph

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From: Hansang Bae <hbae@xxxxxxxxxx>
Date: Thu, 30 Mar 2006 19:37:20 -0500
On 03:52 AM 3/30/2006, HaiYan.Li@xxxxxxxxxxxxxxxxxxxxxxxxx wrote:
>I'm using Ethereal for network packet analysis now. And I met with a
>problem when using the Advanced Featureds of IO Graph and I can't not find
>coresponding help from Ethreal Websit or the user guide. Here is the
>problem:


Please refrain from sending a 2.5MB BMP.  No biggie for the folks on broadband, but I'm sure there are others who would be irritated downloading such a file.  PNG or JPG please.

>(See attached file: IO GRAPH ADVANCED FEATURE.bmp)
>
>What's the detailed function for Area 1 marked with Black Cycle? 


I can't tell you what mathematical functions are used.  In general, you select what makes sense.  If you are charting tcp window sizes, for example, AVG function would be better.  


>And What
>do I input in Area 1 marked with Red Cycle to provide a correct field name?


As an example, you could use tcp.window_size to chart the amount of data being transfered over time.  Or you could use the MAX function to find the biggest window sizes involved.

>And, I have one more question, is there any method I can get the value of
>total netword load?

In terms of packets per second, bytes transferred or average utilization?

hsb