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<FONT SIZE="2" POINTSIZE="11" DEFAULT="SIZE">I have a small Portech GSM gateway. It works well. It's GSM<>SIP which seems to me a better solution than FXO/FXS type interfaces. They make gateways up to 32 port for E-1 interconnect.<BR>
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Michael<BR>
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--Original Message Text---<BR>
<B>From:</B> broadband Voice<BR>
<B>Date:</B> Sat, 21 Jun 2008 17:38:50 -0400<BR>
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I am thinking about using an existing asterisk box and turning it into a gsm gateway. Has anyone tried this before, adding sonme gsm cards and an antenna. Any ideas. <BR>
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--<br>
Michael Graves<br>
mgraves<at>mstvp.com<br>
http://blog.mgraves.org<br>
o713-861-4005<br>
c713-201-1262<br>
sip:mjgraves@pixelpower.onsip.com<br>
skype mjgraves<br>
54245@fwd.pulver.com</HTML>