[Ndn-interest] Forwarding interest to different faces

Mohammad Alhowaidi malhowaidi at gmail.com
Mon Jul 10 09:56:47 PDT 2017

Thank you for the reply. If the data is big and segmented into several
chunks, ist possible to retrieve different chunks from different faces?
like chunk1 from face1 and chunk2 from fac2 ? do I need to change the
forwarding strategy to do that?


On Sun, Jul 9, 2017 at 10:25 PM, Junxiao Shi <shijunxiao at email.arizona.edu>

> Hi Mohammad
> Yes, a router is free to choose whatever path it thinks can reach the
> Data. Forwarding strategy is the component that makes this decision.
> However, if the Data has been retrieved from face1 and is still present in
> the local cache, the router would return the cached Data when the same
> Interest arrives the second time, instead of forwarding the Interest again
> to face2.
> Yours, Junxiao
> On Sun, Jul 9, 2017 at 6:58 PM, Mohammad Alhowaidi <malhowaidi at gmail.com>
> wrote:
>> Hello,
>> If I have an interest with prefix /ndn/a/b and it reach a router which
>> has multiple entry to forward it for example the FIB look like
>> /ndn/a/b , face1
>> /ndn/a/b , face 2
>> Can the router choose to forward the interest to face 1 in the first
>> time, and if it receive the same interest again, then it will be forwarded
>> into face2? so the interest will follow different path from time to time.
>> Thanks,
>> Mohammad
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