Chandru,
no. A tap is a physical device pretty basic that gives you a copy of the packet 
and that’s it. If you need to deliver packets remotely (and not to the machine 
physically attached to the tap) you need something like rspan 
(http://en.wikipedia.org/wiki/Port_mirroring)

Luca

On 15 Jul 2014, at 19:14, Chandru <[email protected]> wrote:

> Thanks for the prompt response Luca. So is encapsulation necessary only if 
> the mirrored traffic has to traverse more than one LAN segment? 
> 
> regards,
> Chandru
> 
> 
> On 15 July 2014 18:08, Luca Deri <[email protected]> wrote:
> Chandru
> packets are not encapsulated at all as the mirror gives you a copy of the 
> original packet.
> 
> I have not received any contact email. Please drop me a mail and I will 
> assist you
> 
> Regards Luca
> 
> On 15 Jul 2014, at 18:52, Chandru <[email protected]> 
> wrote:
> 
> > Hi all,
> >
> > Quite a basic question, but couldn't easily find an answer while 
> > researching. When a port mirror or network tap is setup, in what format are 
> > the packets encapsulated? Is it using GRE as specified in RFC2784?
> >
> > I also have a question regarding buying an ntop based capture appliance? 
> > Who should I contact? I emailed the contact listed on the web page but 
> > didn't get a response.
> >
> > regards,
> > Chandru
> >
> > _______________________________________________
> > Ntop-misc mailing list
> > [email protected]
> > http://listgateway.unipi.it/mailman/listinfo/ntop-misc
> 
> _______________________________________________
> Ntop-misc mailing list
> [email protected]
> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
> 
> _______________________________________________
> Ntop-misc mailing list
> [email protected]
> http://listgateway.unipi.it/mailman/listinfo/ntop-misc

_______________________________________________
Ntop-misc mailing list
[email protected]
http://listgateway.unipi.it/mailman/listinfo/ntop-misc

Reply via email to