All-

 

I have been a user of Wireshark for several years. I have been writing
plugins for some internal protocols, but up until now have had limited
ability to repay the wireshark community. I now have a need that may
both help me, and allow some payback...

 

First, let me say that I have been impressed with the new Expert Info
and have been integrating many protocol validations into my plugins. As
we develop implementations it is extremely useful for the engineers to
use this information as validation - saving a lot of frustration during
integration. Thanks Ulf!

 

One potential use of both wireshark/tshark and expert info is not
supported, however.

 

I would like to use a combination of tshark/expert info to "monitor" our
automated testing system and look for protocol violations. We already
have a great test harness, with the ability to switch OS, network
protocol, etc. automatically. What I would like to do is configure some
monitor ports on the 2 switches that we use, run the VLAN monitors into
another dedicated monitor box, and then capture all the traffic during
our test runs. This part is normal, no need for change.

 

In order for this to work, however, I need to:

 

1. Identify which tests (programs) were running at the time (this part
is easy, I can instrument the tests to advertise themselves on the
network and that will get captured (along with address and port) with
everything else.

2. Process the capture(s) and identify protocol violations. I don't
believe this is handled today.

 

I have seen some posts regarding tshark and expert infos, and I would
love to see this feature fleshed out. "Love" to the point that I am
willing to spend time to make it happen...

 

However, I don't want to tread on other's areas of ownership or reinvent
the wheel, so I am asking the group for how to proceed. I infer from
several existing tshark features that outputting the expert infos might
not be extremely difficult. If it turns out that I am wrong, then tell
me now and I will not bother. If my assumption is correct then I imagine
that the first step would be to get consensus on how to control and
present the information. I imagine that making a more concrete proposal
on this list would be appropriate?

 

Please let me know. This is not a "need it tomorrow" kind of thing for
me, but probably a "need it in the next 2 month" kind of thing.

 

Thanks, in advance, for your input.

 

--

Bryant Eastham [EMAIL PROTECTED]

Chief Architect

Panasonic Electric Works Laboratory of America, Inc. , Salt Lake City
Lab

4525 South Wasatch Blvd., Suite 100, Salt Lake City, Utah 84124

Phone : 801.993.7124  Fax: 801.993.7260

MEW Intranet: https://pewla.mew.com/slc/index.php/User:Beastham
<https://pewla.mew.com/slc/index.php/User:Beastham> 

 

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