<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: verdana,helvetica,sans-serif; font-size: 10pt; color: #000000'>this sounds interesting. <br><br>are your mobile devices isolated to particular telephone numbers (or groups) that allow you to make the route patterns manageable? in North America (if you don't already know) with number portability, there is no such grouping.<br><br>that being said, my curiosity found this:<br><br><br>http://www.voip-info.org/wiki/view/VoIP+Gateways#CellularMobilePhoneGateways<br><br>the dinstar ones look neat.<br><br>good luck<br><br><div><span name="x"></span>---<br>Lelio Fulgenzi, B.A.<br>Senior Analyst, Network Infrastructure<br>Computing and Communications Services (CCS)<br>University of Guelph<br><br>519‐824‐4120 Ext 56354<br>lelio@uoguelph.ca<br>www.uoguelph.ca/ccs<br>Room 037, Animal Science and Nutrition Building<br>Guelph, Ontario, N1G 2W1<span name="x"></span><br></div><br><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Robert Kulagowski" <rkulagow@gmail.com><br><b>To: </b>"Cisco VOIP" <cisco-voip@puck.nether.net><br><b>Sent: </b>Thursday, April 24, 2014 11:35:44 AM<br><b>Subject: </b>[cisco-voip] 8 channel GSM gateways?<br><br>One of our offices (in Brazil) wants to deploy 8 cell phones to make<br>calls to cellular destinations cheaper. (Cell provider has cheap<br>on-net calls)<br><br>We've had bad experiences with analog gateways in the past (disconnect<br>supervision problems).<br><br>Does anyone have any recommendations for an 8-port GSM gateway (either<br>PRI or H.323/SIP interface) which can be used in Brazil?<br><br>If we do manage to find such a box, do you just pull the SIM cards<br>from 8 cell phones and plug them into the box?<br><br>Thanks.<br>_______________________________________________<br>cisco-voip mailing list<br>cisco-voip@puck.nether.net<br>https://puck.nether.net/mailman/listinfo/cisco-voip<br></div><br></div></body></html>