Another option might be an analog modem + phone line + carrier TAP gateway (if your carrier(s) has/have one). Might or might not be more cost-effective.
GTG > -----Original Message----- > From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Martin > Hotze > Sent: September 15, 2015 8:37 AM > To: nanog@nanog.org > Subject: Re: SMS Gateway > > > From: Leonardo Arena <rna...@gmail.com> > > To: Graham Johnston <johnst...@westmancom.com> > > Cc: "'nanog@nanog.org'" <nanog@nanog.org> > > > > Il giorno lun, 14/09/2015 alle 14.53 +0000, Graham Johnston ha scritto: > > > Today we use a product from MultiTech Systems call MultiModem iSMS > > > to > > send SMS text messages from our monitoring system to our on call staff. > > This is a 2G product and we need to replace it soon. I know there are > > more generic cellular modems that can do texting if you are willing to > > put in the effort, the product we use currently though has a simple > > HTTP based API specifically to send SMS. Is anybody out there using > > something similar that can work on 3G or 4G networks? > > > > > > > Here we use SMSTools (http://smstools3.kekekasvi.com/) on a Linux box > > with a Multitech Serial/USB modem. It takes formatted text files from > > a spooling directory. It never let us down since some years. > > +1 for smstools. > > and I'd add playsms.org > > grab yourself a compatible USB 3G stick which you can switch to a modem. eg > a HUAWEI E1762 should work. You might want to look into a device with an > antenna plug so you can put the antenne out of your cabinet for better > reception. > > martin