<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 Oct 23, 2019, at 5:54 AM,<<a href="mailto:erik.taraldsen@telenor.com" class="">erik.taraldsen@telenor.com</a>> wrote:</div></blockquote><blockquote type="cite" class=""><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; 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; float: none; display: inline !important;" class="">If you could influence the 4G vendors to de-bloat their equipment, would you recommend BQL, L4S or codel/cake?</span><br style="font-family: Helvetica; font-size: 12px; 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></blockquote></div><br class=""><div class="">I've been enjoying this discussion and wonder whether the work going on in the make-wifi-fast (<a href="https://lists.bufferbloat.net/pipermail/make-wifi-fast/" class="">https://lists.bufferbloat.net/pipermail/make-wifi-fast/</a>) is relevant.</div><div class=""><br class=""></div><div class="">I only have a 30,000 foot understanding of this work, but it seems the use of AQL (Airtime Queue Limit) maps better onto the vagaries of 4G/5G radio transmissions than BQL. Specifically, having a measurement of the actual time it takes to transmit a packet might give additional information about the current link speed, with the potential for adjusting the codel target, etc.</div><div class=""><br class=""></div><div class="">Separately, I also wonder whether the Air Time Fairness algorithm might provide a benefit if the cellphone tower station manufacturers chose to get into the game.</div><div class=""><br class=""></div><div class="">Thanks.</div><div class=""><br class=""></div><div class="">Rich</div></body></html>