If i'm not mistaken then tcpwrite/tcpedit is right tool to change pcap
files.
Its simple to use. Just do a little bit of search and you will be easily
able to do that.
Regards,
Sandeep
On Thu, May 1, 2014 at 9:07 PM, Reham Mohamed <reham.fmoha...@gmail.com>wrote:
> Thanks for your reply.
>
> I am a beginner in using tcpreplay. I could not understand how should i
> change in the pcap file. The pcap file i am using contains a lot of
> packets that are destined to many hosts other than host B i want to send
> the flows to. What i want to do it forward the flows in the pcap file from
> host A to host B using tcpreplay. What are the command i should use to be
> able to do so?
>
> Thank you!
>
>
> On Thu, May 1, 2014 at 5:10 PM, Sandeep Kumar <sandeepdas....@gmail.com>wrote:
>
>> You need to edit your pcap files before playing them using tcpreplay.
>>
>> So for example in your pcap file there are few packets which you want to
>> be destined to a certain Host A's IP X.X.X.X.
>> You need to change the destination IP address of packets in your pcap
>> file and set it to IP address of Host A X.X.X.X along with that you need to
>> change the destination MAC address and set it to the either the MAC of next
>> switch or the MAC of Host A.
>>
>> Make sure that you set proper Checksum at both Network and transport
>> level.
>>
>> Then play your file using tcpreplay the packets will reach to required
>> destination.
>>
>>
>>
>> Regards,
>> Sandeep
>>
>>
>> On Thu, May 1, 2014 at 7:48 PM, Reham Mohamed
>> <reham.fmoha...@gmail.com>wrote:
>>
>>> Hello,
>>>
>>> I am using mininet to create an emulated topology which contains two
>>> switches, each one of them is connected to two hosts. I am trying to use
>>> tcpreplay to use a pcap file to generate flows from host 1 to host 2. How
>>> can this be done? how can i sent flows using pcap files from one host to
>>> another?
>>>
>>> Your help is highly appreciated,
>>>
>>> Thanks in advance,
>>>
>>>
>>> ------------------------------------------------------------------------------
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>>
>>
>>
>> ------------------------------------------------------------------------------
>> "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
>> Instantly run your Selenium tests across 300+ browser/OS combos. Get
>> unparalleled scalability from the best Selenium testing platform
>> available.
>> Simple to use. Nothing to install. Get started now for free."
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>>
>
>
>
> ------------------------------------------------------------------------------
> "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
> Instantly run your Selenium tests across 300+ browser/OS combos. Get
> unparalleled scalability from the best Selenium testing platform available.
> Simple to use. Nothing to install. Get started now for free."
> http://p.sf.net/sfu/SauceLabs
> _______________________________________________
> Tcpreplay-users mailing list
> Tcpreplay-users@lists.sourceforge.net
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>
------------------------------------------------------------------------------
"Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
Instantly run your Selenium tests across 300+ browser/OS combos. Get
unparalleled scalability from the best Selenium testing platform available.
Simple to use. Nothing to install. Get started now for free."
http://p.sf.net/sfu/SauceLabs
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