[Ndn-interest] Wireshark and NDN

Junxiao Shi shijunxiao at email.arizona.edu
Fri Feb 27 10:45:20 PST 2015


Hi Anil

Did you setup a Route for /name/data prefix toward a non-local udp4 or tcp4
face?

ndndump is only able to capture NDN-TLV traffic over IPv4-UDP or IPv4-TCP
tunnels.
If traffic is over IPv6 tunnels or WebSocket or UNIX faces, ndndump won't
see them.

See this tutorial on how to setup routes:
http://yoursunny.com/t/2014/nfd-connect/

Yours, Junxiao

On Fri, Feb 27, 2015 at 11:31 AM, Anil Jangam <anilj.mailing at gmail.com>
wrote:

> Hi Junxiao,
>
> Thanks for reply. I started ndndump as follows. by default it monitors the
> eth0 (which is correct interface).
>
> sudo ndndump -v
> ndndump: listening on eth0
> ndndump: pcap_filter = (ether proto 0x8624) || (tcp port 6363) || (udp
> port 6363)
>
>
> Later, I am doing a ndnping from same host for some random name prefix to
> test the dump utility, but I do not see any activity.
>
> ndnping ndn:/name/data
>
>
> === Pinging ndn:/name/data ===
>
> Timeout From ndn:/name/data - Ping Reference = 8667669
> Timeout From ndn:/name/data - Ping Reference = 8667670
> Timeout From ndn:/name/data - Ping Reference = 8667671
>
>
> I am not sure what I am missing. Can you please comment? My larger goal is
> to get the ChronoChat application running on my testbed.
>
> /anil.
>
>
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