Hi. Probably you should use SS7. It depends on your hardware.
On Wed, Nov 19, 2008 at 8:44 AM, mark morreny <[EMAIL PROTECTED]> wrote: > Hi Andrew, > > Thank you for your info. I am actually looking for connecting mobile base > station with asterisk via E1. > > Any idea on where I should start looking? > > Thanks, > Mark > > > On Wed, Nov 19, 2008 at 1:03 PM, Andrew Joakimsen <[EMAIL PROTECTED]>wrote: > >> On Tue, Nov 18, 2008 at 22:30, mark morreny <[EMAIL PROTECTED]> >> wrote: >> > Hi, >> > >> > Is it possible to connect Asterisk with a mobile base station to handle >> call >> > switching? What kind of protocol will I need to use to convert to sip? >> > >> > Any pointer or info will be greatly appreciated. >> >> There are various devices. PCI GSM card, GSM to Ethernet, or the most >> basic is GSM to analog, then you connect it to asterisk with e.g. X100 >> card or SPA3000. >> >> Either the PCI or Ethernet devices should work very well -- since the >> call from the GSM network continues to be digital. An analog adapter >> will have a slower call setup time, can not support SMS or data and >> might have echo issues and by definition of a digital-to-analog and >> subsequent analog-to-digital conversion the quality of the call will >> be worse (but probably not noticeable). >> >> Here is one example: http://www.junghanns.net/en/GSM-PCI_produkt.html >> >> _______________________________________________ >> -- Bandwidth and Colocation Provided by http://www.api-digital.com -- >> >> asterisk-users mailing list >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users >> > > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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