[ndnSIM] Link failure scenario and forwarding failed to send packet with different path

[Hitesh Wadekar]

Thanks Spyridon.

Let me try and debug it.

Regards,
Hitesh
On Jul 10, 2015 5:37 PM, "Spyridon (Spyros) Mastorakis" <
spiros.mastorakis at gmail.com> wrote:

> Hi Hitesh,
>
> probably the Interests are being rejected by a further node across the
> forwarding path.
>
> You could enable the nfd.Forwarder logging component to monitor the
> Interest/Data exchange:
>
> NS_LOG=ndn.Producer:ndn.Consumer:nfd.Forwarder ./waf --run scenario_name
>
> --
> Spyridon (Spyros) Mastorakis
> Personal Website: http://cs.ucla.edu/~mastorakis/
> Internet Research Laboratory
> PhD Computer Science
> UCLA
>
>
>
>
> > On Jul 10, 2015, at 8:13 AM, Hitesh Wadekar <wadekahn at clarkson.edu>
> wrote:
> >
> > Hello Friends,
> >
> > I am experimenting a scenario and here is the steps for it,
> >
> > 1. I configured app as "BestRoute"
> > 2. I created 6 node topology
> > 3. I set many paths in FIB for that destination with different faces.
> > 4. I scheduled LinkFail with the help of LinkControlHelper between two
> nodes.
> >
> > I checked the code for LinkControlHelper, it is setting error code for
> that particular (face, channel) which destination has connected.
> >
> > Here is what happening,
> > a. BestRoute picking up same path (linkfailure) to send packet/interest
> to the destination as it is lowest cost.
> > b. Later I removed that prefix manually, BestRoute is able to pick up
> next path (different face), but still packet/interest is not able to
> communicate with the destination.
> >
> > I confused here what to check or test in order to send packet to that
> destination with different faces.
> >
> > Let me know your point of views or suggestions.
> >
> > Regards,
> > Hitesh
>
>
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