<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Aug 18, 2017, at 7:44 AM, Lixia Zhang <<a href="mailto:lixia@cs.ucla.edu" class="">lixia@cs.ucla.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html charset=us-ascii" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div class=""><blockquote type="cite" class=""><div class="">On Aug 18, 2017, at 6:10 AM, Junxiao Shi <<a href="mailto:shijunxiao@email.arizona.edu" class="">shijunxiao@email.arizona.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="font-family: Courier; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><div dir="auto" class="">Hi Haitao</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">Link object in Interest has been replaced by forwarding hint. However, your question still applies when forwarding hint is used.</div><div dir="auto" class=""><br class=""></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div class=""><div class=""><br class=""></div><div class="">I tried to send an Interest with link object to the testbed, but the producer didn't receive the interest. Could you help to see what is wrong with my link object?</div></div></blockquote><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div class=""><div class=""></div><div class=""><br class=""></div><div class="">Here is what I did:</div><div class="">(1) The producer registers prefix<span class="Apple-converted-space"> </span><font color="#ff0000" class="">/org/openmhealth/<user-id></font><span class="Apple-converted-space"> </span>on ucla router (<a href="http://spurs.cs.ucla.edu/" target="_blank" class="">spurs.cs.ucla.edu</a>)</div><div class="">(2) A consumer connecting to remap router (128.97.98.7) sends an interest with prefix <span style="color: rgb(255, 0, 0);" class="">/org/openmhealth/<user-id></span>, and with link object. The link object has name <span style="color: rgb(255, 0, 0);" class="">/org/openmhealth/<user-id></span><font class="">, and a delegation<span class="Apple-converted-space"> </span></font><font color="#0000ff" class="">/ndn/edu/ucla(it is ucla router's routable prefix)</font><font class="">, and it is signed by a cert </font><span style="color: rgb(255, 0, 0);" class="">/org/openmhealth</span><font class="">/KEY</font><span style="color: rgb(255, 0, 0);" class="">/<user-id>/....</span><font class="">, which is signed by ndnfit trust anchor, a second trust anchor on the testbed.</font></div><div class=""><font class=""><br class=""></font></div><div class=""></div></div></blockquote></div></div><div dir="auto" style="font-family: Courier; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class=""></div><div dir="auto" style="font-family: Courier; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">REMAP router is configured <<a href="https://github.com/WU-ARL/NDN_Ansible/blob/138020756db384222e62802baeaca0b6a090c6d7/host_vars/REMAP" class="">https://github.com/WU-ARL/NDN_Ansible/blob/138020756db384222e62802baeaca0b6a090c6d7/host_vars/REMAP</a>> to have network region name /ndn/edu/ucla/remap.</div></div></blockquote><div class=""><br class=""></div>I do not know what have been defined as the rules for configuring so called "region"; in this specific case the outcome does not sound correct -- REMAP router should remove forwarding hint only if </div><div class="">the forwarding hint = /ndn/edu/ucla/remap.</div></div></div></blockquote><div><br class=""></div>as I looked the picture in Haitao's original message, a further and related issue is that we should have one router's name (UCLA CS router) as the *prefix* of another router (e.g. /ndn/edu/ucla/remap) -- this confuses forwarding.</div><div>By the same token, if "/ndn/edu/ucla/" is configured as name for "region", then the same name must not be used again to name a router.</div><div><br class=""></div><div><br class=""></div><div><br class=""></div><div><img id="<ii_15df2e4164b32d8d>" alt="Inline image 1" class="Apple-web-attachment Apple-edge-to-edge-visual-media Singleton" apple-inline="yes" src="cid:ii_15df2e4164b32d8d"></div><br class=""></body></html>