You can also send and recieve SMS on the PORTech Gateways via AT commands over a socket connection, I've not checked but would assume all other AT commands will work so you can check signal strength etc this way also. Steve Message: 4 Date: Wed, 17 Jun 2009 23:31:06 +0200 From: Jan Kubr <jan.kubr@gmail.com> Subject: Re: [Freeswitch-users] Which GSM gateway to buy? To: freeswitch-users@lists.freeswitch.org Message-ID: <698401620906171431t10432015xa78976a401dc5c5b@mail.gmail.com> Content-Type: text/plain; charset="iso-8859-1" We plan to buy one of these: http://www.2n.cz/products/gsm_gateways/voip_gsm_gateway/voiceblue_enterprise... since you can use SMTP/POP3 to manage SMS. Jan