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[mininet-discuss] Is there a way of sending actual data through the mininet nodes?

Shrutarshi Basu basus at cs.cornell.edu
Fri Oct 14 08:40:57 PDT 2011


I have not used Apache but I have started a one shot webserver using netcat
(check the netcat wikipedia page) on one node and then used wget on another
node to get a file over HTTP from the server node.

On Mon, Oct 10, 2011 at 10:09 AM, Sumanth MS <sumanth at seas.upenn.edu> wrote:

> Thanks  Alex for the suggestion of starting apache :)
> But after I start apache on the Virtual OS, it is like Apache is running on
> the entire Virtual system and on all the nodes of the mininet network.
> So if i try to stop apache and start on one of the hosts(or nodes) by
> opening  a separate terminal for that node itself, apache gets started for
> all the nodes. And also when I try to do a wget from one of the node's
> terminal it does not work. But a wget from the Openflow Virtual OS does
> work.
> Anyone knows if this can be made to work i.e. if apache can be started on
> one of the nodes and a wget used to get data packets from that node on to
> another node.
>
> Thanks & Best Regards
> Sumanth
>
> On Mon, Sep 26, 2011 at 6:34 PM, Alex Reimers <alex at bigswitch.com> wrote:
>
>> You could do something like start apache on one of the hosts and have
>> another one wget the URL.
>> -Alex
>>
>>
>> On Tue, Sep 20, 2011 at 5:37 PM, Sumanth MS <suind2020 at gmail.com> wrote:
>>
>>> Thanks Brandon for the reply.
>>> I tried pinging with various sizes, but what I want to try out and what I
>>> meant by actual data is something like  a message or an email.
>>>
>>> Best Regards
>>> Sumanth
>>>
>>>
>>> On Tue, Sep 20, 2011 at 7:57 PM, Brandon Heller <brandonh at stanford.edu>wrote:
>>>
>>>> I'm not sure what you mean by "actual data", but you can send pings of
>>>> varying size using the ping program, or construct  arbitrary crafted packets
>>>> using a program like scapy, in Python.  Virtual hosts in Mininet are like
>>>> real Linux hosts, so any program that generates packets will work.
>>>>
>>>> -b
>>>>
>>>> On Mon, Sep 19, 2011 at 4:40 PM, Sumanth MS <suind2020 at gmail.com>wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>> I am trying to test a setup in which I want to send actual data through
>>>>> the mininet nodes.(like some data/message which has to traverse from one
>>>>> node to the other).
>>>>> Can this be done using mininet? If so what is the approach one has to
>>>>> take to program such a thing? Can someone give some pointers or links using
>>>>> which I can program such a thing?
>>>>>
>>>>> Thanks & Best Regards
>>>>> Sumanth
>>>>>
>>>>> _______________________________________________
>>>>> mininet-discuss mailing list
>>>>> mininet-discuss at lists.stanford.edu
>>>>> https://mailman.stanford.edu/mailman/listinfo/mininet-discuss
>>>>>
>>>>>
>>>>
>>>
>>> _______________________________________________
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>>> mininet-discuss at lists.stanford.edu
>>> https://mailman.stanford.edu/mailman/listinfo/mininet-discuss
>>>
>>>
>>
>
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>


-- 
--
Shrutarshi Basu
Basus.me
The ByteBaker <http://bytebaker.com> -- because Computer Science is not
about computers
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