Look at MSAN solution. Like Huawei UA5000 or similar solutions from other vendors.
Regards, Andrey > 2 мая 2020 г., в 07:21, Nick Edwards <nick.z.edwa...@gmail.com> написал(а): > > I'm looking at a new sister company we just took over, their remote > village has 1700 analogue phone lines to the workers huts, but they go > nowhere past the MDF. > > The office runs voip, now i'm told i have to get phones to the workers > because the <lots of explicit words> AKA previous owners of that > business stopped the build when they ran into financial problems. > > So my plan is to utilize the existing many miles worth of copper pairs. > > I'm looking at throwing them into Versa Dslams that use pppoe pass > through, throw in a mikoTik 1036 as pppoe server, and we got spare > R710 i can use as radius server, and by my limited knowledge this > works. > > OK data done, but... now all those pots out lines need to go somewhere > that can handle 1700 or more lines, I am looking at either grandstream > 48 port FXS gateways or sangoma vega 50 ports (which Ill use as 48 so > theres a 1:1 match with dslams) the vega 3050 probably wont be used > because they are more than twice the price of grandstream. > > But this all results in a sh1te load of 48 port gateways (power is not > a concern), but wondering if there is another solution that is more > cost effective? Seems the regular NEC's Siemens and so on might have > an option but I can imagine it will be far more expensive than a bunch > of individual gateways. > > This project is in my mind workable, but i've not done such a thing on > a large scale. > Those who have experience in this field care to chime in? is my method > acceptable or not for such a project size? > > most pbx's I've done are only few hundred analogue lines where > gateways are more suited and definitely more cost effective, at all > our locations we use freepbx which works perfectly, and we know the > beefyness of the box we'll need to install to handle this load, thats > not a problem if we go down the gateway method. > > thoughts?