adingbatponder<p>If a <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> <a href="https://fosstodon.org/tags/meshchat" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>meshchat</span></a> instance with a <a href="https://fosstodon.org/tags/lxmf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lxmf</span></a> address on one computing device has 4 identical <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/rnodes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnodes</span></a> <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> interfaces, each with same settings of frequency <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> <a href="https://fosstodon.org/tags/sf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sf</span></a>, each rnode having a <a href="https://fosstodon.org/tags/directional" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>directional</span></a> <a href="https://fosstodon.org/tags/yagi" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>yagi</span></a> <a href="https://fosstodon.org/tags/antenna" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>antenna</span></a> in close vicinity, will transmission to a sender of a <a href="https://fosstodon.org/tags/deliveryconfirmation" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>deliveryconfirmation</span></a> (<a href="https://fosstodon.org/tags/downlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>downlink</span></a>) from 1 antenna to the sender's direction, be messed up due to local <a href="https://fosstodon.org/tags/collision" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>collision</span></a> at rnode 1 of different attempted <a href="https://fosstodon.org/tags/acknowledgement" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>acknowledgement</span></a> signals of the other 3 near rnodes?</p>
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#spreadingfactor
3 posts · 2 participants · 0 posts today
adingbatponder<p>In a <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/rns" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rns</span></a> <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> <a href="https://fosstodon.org/tags/mesh" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mesh</span></a> using <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> with long transmission blocks due to a large <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> of 12 <a href="https://fosstodon.org/tags/sf12" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sf12</span></a> , does one have to change some default settings to make it work better than the defaults? Like time between trying alternative routes to a destination or time to wait for or send a delivery confirmation (to wait for <a href="https://fosstodon.org/tags/ismband" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ismband</span></a> channel to be free of those long transmissions so that a send operation is possible) ?</p>
adingbatponder<p>Is there a <a href="https://fosstodon.org/tags/simulation" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>simulation</span></a> of a <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> <a href="https://fosstodon.org/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://fosstodon.org/tags/mesh" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mesh</span></a> used with different numbers of <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> <a href="https://fosstodon.org/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://fosstodon.org/tags/nodes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nodes</span></a> <a href="https://fosstodon.org/tags/rnodes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnodes</span></a> for given <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> ( <a href="https://fosstodon.org/tags/sf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sf</span></a> ) & given payload size? Am interested to know what happens to the routing, & likelyhood of <a href="https://fosstodon.org/tags/deliveryconfirmation" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>deliveryconfirmation</span></a> for small LoRa packets (max 2 blocks), for longest transmission times i.e. spreading factor 12 <a href="https://fosstodon.org/tags/SF12" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SF12</span></a> . Would like to know if my impressions, that SF 12 is very tricky under <a href="https://fosstodon.org/tags/RNS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RNS</span></a> LoRa as compared with <a href="https://fosstodon.org/tags/SF10" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SF10</span></a>, have a clear explanation.</p>
adingbatponder<p>Can one set the <a href="https://fosstodon.org/tags/lxmf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lxmf</span></a> <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> delivery limit in <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> <a href="https://fosstodon.org/tags/meshchat" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>meshchat</span></a> on a per <a href="https://fosstodon.org/tags/interface" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>interface</span></a> basis i.e. per connected <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> interface? <a href="https://github.com/markqvist/LXMF/blob/c426c93cc5d63a3dae18ad2264b1299a7ad9e46c/LXMF/LXMRouter.py#L38" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/markqvist/LXMF/blob</span><span class="invisible">/c426c93cc5d63a3dae18ad2264b1299a7ad9e46c/LXMF/LXMRouter.py#L38</span></a> <br><a href="https://fosstodon.org/tags/deliverylimit" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>deliverylimit</span></a> <a href="https://fosstodon.org/tags/DELIVERY_LIMIT" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DELIVERY_LIMIT</span></a><br>This might help stop <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> channel blocking in case one <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> of a set of <a href="https://fosstodon.org/tags/rnodes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnodes</span></a> at one end-point device use a high <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> <a href="https://fosstodon.org/tags/sf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sf</span></a> <a href="https://fosstodon.org/tags/lorachannelblocking" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lorachannelblocking</span></a></p>
adingbatponder<p>Some interesting info about the effect of <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> (<a href="https://fosstodon.org/tags/SF" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SF</span></a>) in <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://fosstodon.org/tags/mesh" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mesh</span></a> is in papers about SF <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC8512894" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">pmc.ncbi.nlm.nih.gov/articles/</span><span class="invisible">PMC8512894</span></a> SF12 in <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> & lora <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC5038744" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">pmc.ncbi.nlm.nih.gov/articles/</span><span class="invisible">PMC5038744</span></a> <br> <br>Can one influence the effectiveness of using multiple <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> interfaces , in one single end-point location, with different SF by setting the <a href="https://fosstodon.org/tags/LXMF" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LXMF</span></a> delivery limit <a href="https://fosstodon.org/tags/DELIVERY_LIMIT" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DELIVERY_LIMIT</span></a> down <a href="https://github.com/markqvist/LXMF/blob/c426c93cc5d63a3dae18ad2264b1299a7ad9e46c/LXMF/LXMRouter.py#L38" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/markqvist/LXMF/blob</span><span class="invisible">/c426c93cc5d63a3dae18ad2264b1299a7ad9e46c/LXMF/LXMRouter.py#L38</span></a> from the default 1 MB for those <a href="https://fosstodon.org/tags/rnodes" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnodes</span></a>, of a set, with higher SF values?</p>
adingbatponder<p>To receive by <a href="https://fosstodon.org/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://fosstodon.org/tags/reticulum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reticulum</span></a> <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> <a href="https://fosstodon.org/tags/announces" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>announces</span></a> on <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> radio one needs to have the same 4 radio parameters as the announce: <a href="https://fosstodon.org/tags/frequency" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>frequency</span></a> <a href="https://fosstodon.org/tags/bandwidth" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>bandwidth</span></a> <a href="https://fosstodon.org/tags/spreadingfactor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spreadingfactor</span></a> SF <a href="https://fosstodon.org/tags/codingrate" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codingrate</span></a> CR<br>-> <a href="https://fosstodon.org/tags/meshchat" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>meshchat</span></a> permits any number of <a href="https://fosstodon.org/tags/rnode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rnode</span></a> interfaces !<br>To hear the most announces, does it make sense & is it possible to set up several e.g. 5 <a href="https://fosstodon.org/tags/lora" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lora</span></a> <a href="https://fosstodon.org/tags/radios" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radios</span></a> with same frequency: 869.525 MHz<br>bandwidth: 250 kHz but<br>each with different SF & CR? Would one be able to receive more announces that way? Would it work?</p>
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