<!DOCTYPE html><html><head><title></title><style type="text/css">p.MsoNormal,p.MsoNoSpacing{margin:0}</style></head><body><div>I'd try a set of powerline modems like TP-Link TL-PA9020P to get from the wired network in the projection room to the venue space you need to transmit from.<br></div><div><br></div><div>Even in a crowded apartment building (100+ flats) mine were able to sustain ~400 Mbps between rooms. A commercial space like a cinema is unlikely to have a lot of line noise for you to contend with.<br></div><div><br></div><div>-JB</div><div><br></div><div><br></div><div>On Sat, Jul 31, 2021, at 12:39 AM, Karl Auer wrote:<br></div><blockquote type="cite" id="qt" style=""><div>I hope this is not inappropriate for this forum...<br></div><div><br></div><div>We need to stream from a particular venue that has no wired access in<br></div><div>the space we will be streaming from. It's a cinema, so every wall and<br></div><div>the ceiling is fireproofed/firewalled. Punching holes in any of them is<br></div><div>a big, big deal, and not going to happen for one event. The floor is<br></div><div>concrete. The venue has wifi, but our experiments have shown it to be<br></div><div>poor - one access point, quite distant and through a couple more walls.<br></div><div><br></div><div>The projection room is directly adjacent and through only one wall, and<br></div><div>it has excellent access to the venue's wired network. There are glass<br></div><div>projection ports in that wall, but they do not open. 2.4G reaches from<br></div><div>the space into the projection room OK, 5GHz does not do so well. With<br></div><div>an audience in the space, all with mobile phones, all with wifi turned<br></div><div>on, we are concerned that we will lose wifi performance, even if the<br></div><div>signal strength is good, and even though we will not be permitting<br></div><div>those devices to actually associate with the wifi.<br></div><div><br></div><div>So how do we stream from inside this space to the outside world with<br></div><div>anything approaching speed or reliability? The bandwidth bottleneck<br></div><div>will be the venue's NBN connection, but anything that is as fast or<br></div><div>faster than (say) 50mb/s will do the job.<br></div><div><br></div><div>Right now my best solution - and I doubt a very good one - is to put a<br></div><div>2.4GHz access point against the wall inside the projection room, wired<br></div><div>to the venue network, put a wifi station against the wall outside the<br></div><div>projection room, and run an ethernet cable to the streaming station.<br></div><div><br></div><div>Any other ideas gratefully received.<br></div><div><br></div><div>Regards, K.<br></div><div><br></div><div>PS Mobile telephony is not an option here. FSO might work through the<br></div><div>projection ports, but probably expensive, LOS will be a problem with an<br></div><div>audience, and we'd probably have difficulty with accurate mounts (the<br></div><div>available tech is nailguns and hot glue :-)<br></div><div><br></div><div>-- <br></div><div>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<br></div><div>Karl Auer (<a href="mailto:kauer@biplane.com.au">kauer@biplane.com.au</a>)<br></div><div><a href="http://www.biplane.com.au/kauer">http://www.biplane.com.au/kauer</a><br></div><div><br></div><div>GPG fingerprint: 61A0 99A9 8823 3A75 871E 5D90 BADB B237 260C 9C58<br></div><div>Old fingerprint: 2561 E9EC D868 E73C 8AF1 49CF EE50 4B1D CCA1 5170<br></div><div><br></div><div><br></div><div><br></div><div>_______________________________________________<br></div><div>AusNOG mailing list<br></div><div><a href="mailto:AusNOG@lists.ausnog.net">AusNOG@lists.ausnog.net</a><br></div><div><a href="http://lists.ausnog.net/mailman/listinfo/ausnog">http://lists.ausnog.net/mailman/listinfo/ausnog</a><br></div><div><br></div></blockquote><div><br></div></body></html>