As you can see from https://github.com/ntop/ntopng/blob/dev/src/NetworkInterface.cpp#L1521 <https://github.com/ntop/ntopng/blob/dev/src/NetworkInterface.cpp#L1521> ntopng decapsulates GRE traffic. Are you using the latest version? Can you enclose a pcap file so we can try and reproduce?
> On 1 Mar 2018, at 20:40, Rokkhan <rokk...@gmail.com> wrote: > > Hi, > I am using ntopng and it shows traffic flows as gre, instead of the real > traffic. > Do i have to enable any option? > Greetings > > > El 1 mar. 2018 20:35, "Simone Mainardi" <maina...@ntop.org > <mailto:maina...@ntop.org>> escribió: > ntopng decapsulates GRE tunnels by default. nprobe needs the following option > to account for decapsulated traffic: > > [--tunnel|-5] | Compute flows on tunnelled traffic > rather than > | on the external envelope > > > Simone > > > On 28 Feb 2018, at 18:28, Rokkhan <rokk...@gmail.com > > <mailto:rokk...@gmail.com>> wrote: > > > > Hi, > > > > I am sending traffic to one of the ntop interfaces with ERSPAN but traffic > > info shows application as "GRE". > > > > ¿Coudl it be configured to inspect the traffic inside the ERSPAN and show > > the real application? > > > > Saludos. > > _______________________________________________ > > Ntop mailing list > > Ntop@listgateway.unipi.it <mailto:Ntop@listgateway.unipi.it> > > http://listgateway.unipi.it/mailman/listinfo/ntop > > <http://listgateway.unipi.it/mailman/listinfo/ntop> > > _______________________________________________ > Ntop mailing list > Ntop@listgateway.unipi.it <mailto:Ntop@listgateway.unipi.it> > http://listgateway.unipi.it/mailman/listinfo/ntop > <http://listgateway.unipi.it/mailman/listinfo/ntop>_______________________________________________ > Ntop mailing list > Ntop@listgateway.unipi.it > http://listgateway.unipi.it/mailman/listinfo/ntop
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