There are other gateways that
provide similar features and you can check with the gateway you choose about
callbacks beforehand. Actually, there are many things you should check before
selecting your SMS gateway. Let's review what you should check!
Before You Decide on a Gateway
We used Clickatell for POTR. But you can select any SMS gateway that you
like. There are many service providers in this area and finding the right gateway
can be confusing. For starters, you can review the list on Developers' Home:
http://www.developershome.com/sms/smsGatewayProvComp.asp or the listing
on Dmoz: http://dmoz.org/Computers/Mobile_Computing/Wireless_Data/
Short_Messaging_Service/. After that, you can Google for SMS gateways in
your region. You will get many results. If you have many choices, you need some
guidelines on selecting the best one.
Here are a few things you can keep in mind while deciding on the gateway:
The idea is to find the cheapest, most reliable, and easiest SMS gateway!
There is no single choice for all these requirements. So the starting step is to
clearly know what you want!
SMS sending charges can be either credit-based or per message.
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