<div dir="auto">Hi Mudasir<div dir="auto"><br><div class="gmail_quote" dir="auto"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Actually I need a std::string type of field carried in Interest, manipulated at intermediate nodes and reach to producer. Producer will read it and do its actions. </div></div></blockquote></div></div><div dir="auto"><br></div><div dir="auto">Interest is a network layer packet. Fields that change per hop does not belong in network layer, but should be placed in link layer, ie NDNLP header.</div><div dir="auto">See <a href="https://lo.calho.st/networks/adding-custom-packet-fields-to-packets-in-ndnsim-2-3-without-forking-the-entire-repository/">https://lo.calho.st/networks/adding-custom-packet-fields-to-packets-in-ndnsim-2-3-without-forking-the-entire-repository/</a> for a tutorial on adding a NDNLP header field.</div><div dir="auto"><br></div><div dir="auto">Yours, Junxiao</div><div dir="auto"><div class="gmail_quote" dir="auto"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"><div class="gmail_quote" dir="auto"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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