<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 Feb 16, 2016, at 8:56 PM, Syed Hassan Ahmed <<a href="mailto:s.h.ahmed@ieee.org" class="">s.h.ahmed@ieee.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hi everyone, </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br class=""></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I am writing to check the validity of my previous question, is it out of scope of this mailing list? or the question itself is invalid? <br class=""></div></div></div></blockquote><div class=""><div dir="ltr" class=""><div class="gmail_extra"><br class=""></div><div class="gmail_extra">apology for the delay in reply.</div></div></div><div><br class=""></div><div>my personal answer to your question:</div><div><br class=""></div><div><blockquote type="cite" class=""><div dir="ltr" class=""><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-color: rgb(204, 204, 204); border-left-style: solid; padding-left: 1ex;"><div dir="ltr" class=""><div class="" style="font-family: arial, helvetica, sans-serif;">What will happen to those 5 chunks cached in the memory of (n)? How they can be used? And if not, is there any scheme or mechanism defined in the current NDN to discard them? Or they will be discarded straight away?</div></div></blockquote></div></div></div></blockquote></div><div><br class=""></div><div>1/ how the 5 chunks may be used: assume they are not private data, it is up to whether (n) receives interests for them from any other consumers as (n) moves along.</div><div><br class=""></div><div>2/ regarding removing them from the cache: this is a cache management question. NDN does not define a standard cache management scheme; individual nodes/routers can define their own cache management schemes based on their specific application and network environments (for example, a node in VANET can have big cache size, but connectivity may be intermittent, so its cache management may differ from that of a smartphone)</div><div><br class=""></div><div>Lixia</div><br class=""><blockquote type="cite" class=""><div class=""><div dir="ltr" class=""><div class="gmail_extra"><div class="gmail_quote">On Wed, Jan 27, 2016 at 4:02 PM, Syed Hassan Ahmed <span dir="ltr" class=""><<a href="mailto:s.h.ahmed@ieee.org" target="_blank" class="">s.h.ahmed@ieee.org</a>></span> wrote:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class=""><div style="font-family:arial,helvetica,sans-serif" class="">Hello Dear Colleagues and Seniors, </div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">I have a simple query regarding Chunk level retrieval in NDN enabled mobile networks such as VANETs, MANETs, etc. </div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">Let's consider one scenario: </div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">We have a consumer (C), looking for an Interest (i), and the current neighboring node (n) is not the provider of (i). In this case, the (n) will forward the (i) depending on any forwarding strategy. Now lets say, the very next hop to (n) is the provider (P) of (i) and the chunk level data retrieval starts in multi-hop fashion. However, after the successful delivery of few chunks (e.g. 5 out of 15 chunks), the (n) moves out between the (C) and (P), given that we have always caching on.</div><div style="font-family:arial,helvetica,sans-serif" class=""><br class=""></div><div style="font-family:arial,helvetica,sans-serif" class="">What will happen to those 5 chunks cached in the memory of (n)? How they can be used? And if not, is there any scheme or mechanism defined in the current NDN to discard them? Or they will be discarded straight away?</div></div></blockquote></div></div></div>
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