<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="">Hi All,<div class=""><br class=""></div><div class="">by debugging my scenario I found out that I have a problem in the function: canForwardToLegacy in the strategy file (multicast) inside AfterReceiveInterest.</div><div class=""><br class=""></div><div class="">by reading the ns3 documentary it says:</div><div class=""><span style="font-family: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);" class=""><br class=""></span></div><div class=""><span style="font-family: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);" class="">This algorithm has a weakness that it does not permit consumer retransmissions before out-record expires. Therefore, it's not recommended to use this function in new strategies.</span></div><div class=""><div class=""><br class=""></div></div><div class="">Should i eliminate this in my multicast strategy?</div><div class=""><br class=""></div></body></html>