"That tends to be more a regional issue when backhauled by microwave"
I guess also some areas that have only Telstra backhaul (Think anything north of Geraldton in WA for example) would only buy minimal amounts of backhaul from Telstra to a capital city. On Mon, Mar 23, 2020 at 11:26 AM Joseph Goldman <j...@apcs.com.au> wrote: > I do a 'little' bit of radio work so I am in no way an expert. > > From my understanding it can be a mixture of both. Metro areas shouldn't > really have a problem on backhaul as busy towers would have 10, 40, or even > 100gbit circuits to the base of the tower, that tends to be more a regional > issue when backhauled by microwave. > > Spectrum - to simplify things think of a single chain Wireless 802.11G, > old school 54mbps Wifi in the 2.4ghz 20mhz channel (or 10mhz, i forget what > G was) - 54Mbps is the total airtime so to speak, that means 1 user using > it can get up to 54mbps, add 10 users, and they all try using it together, > they are not all going to get 54mbps at the same time. They are essentially > sharing that pool of bandwidth between them. > > There are of course many other factors, TDMA timings, spectrum sharing, > MIMO etc, but at a simple overview, more people putting more demand in the > air = more noise for the radios to fit in a limited spectrum. > > As said there is a lot more to it then that but should get the discussion > started. > > > On 2020-03-23 2:01 PM, Roy Adams wrote: > > +1 needed for clarification also. > Philippines carriers are a mess. > > Just to add to the mix, the provider I use has 10+ APN's, and on any given > day, 1 or 2 of the APN's will be consistently faster than the other 8. > > Each APN is likely being broadcast by a different radio/cell on the tower > (or even potentially different towers), if certain cells/APN's are super > busy, then you are likely getting onto the less busy ones when you get > better results. > > > So Backhaul, Spectrum, APN are the factors where I cannot figure the > slowness. > Industrial 4G/LTE router with Cat6 aggregation, and 3 or 4 out of 5 bars > signal > > Kindly, > > ROY ADAMS* | *P 07 3040 5010 | Web: http://www.racs.com.au/ | Wiki: > https://ex.racs.com.au:444/ | eMail: mailto:r...@racs.com.au > <r...@racs.com.au> > Please never upgrade to the latest Windows 10 - You don’t need the hassle, > and I don’t need the work. > More seriously, the 6 months older Windows 10 releases are typically FAR > MORE stable - a simple RACS script can fix this - just ask :) > If you think it's expensive to hire a professional to do the job, wait > until you hire an amateur - Red Adair. > Life is a journey through a series of adventures... Live them, love them, > hate them, but never give up on your dreams, desires, and goals. > Have you been good today? .ಠ_ಠ > > > On Mon, 23 Mar 2020 at 12:42, Troy Kelly <t...@troykelly.com> wrote: > >> I understand that this isn't directly related to shifting packets - but >> it's come up in discussions a few times, and I feel like my understanding >> of things is wrong - if somebody has a few minutes for a diversion to their >> day - I'd love some clarity. >> >> If a mobile carrier was to remove data caps, there would obviously be >> increased demand on the network. One of the arguments against removing data >> caps is that there is "not enough spectrum" available - and this there >> would be a massive speed impact for all users of the cell/tower. >> >> My understanding was that the tower slowdowns were typically related to a >> lack of backhaul - but the argument I am seeing is that it is spectrum >> related. >> >> Thanks in advance for any clarity you can share. >> >> Troy >> _______________________________________________ >> AusNOG mailing list >> AusNOG@lists.ausnog.net >> http://lists.ausnog.net/mailman/listinfo/ausnog >> > > _______________________________________________ > AusNOG mailing > listAusNOG@lists.ausnog.nethttp://lists.ausnog.net/mailman/listinfo/ausnog > > > _______________________________________________ > AusNOG mailing list > AusNOG@lists.ausnog.net > http://lists.ausnog.net/mailman/listinfo/ausnog > -- Bradley Amm 0420 501 801
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