How To Send And Receive Sms Using Gsm Modem In C

I need to create an application in C#.NET 2008 environment. This application is supposed to trigger SMS sending based on certain scenarios and conditions that are sensed & trapped by a rule execution / work flow mechanism that would be built as a part of this application.

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I don't know the issue but you may want to use the Visual C# Forum for posting your question. Here's a Code Project link for an article Send and Read SMS through a GSM Modem using AT Commands in C# found in a VB thread AT Command to send Scheduled SMS that may help you which I see you have listed in your post.

Send And Receive Sms Free

Besides this, I need to receive SMS and respond based on the command read from the text.Can I use any GSM modem for doing this?If so, please explain how to interface and send & receive SMS using this.I need to have my application generic enough so that it can work with any make of GSM modem. Yes, you can use GSM Modem to Send/Receive messages from a.NET application. Basically you need to implement a Serial Communication (you can use.NET Serial Port component) and send/receive AT commands to the modem.More information on SMS Services are below:You can enable SMS's from your application in 2 ways:1.

  • Sending SMS in C#. Download example! To be able to send and receive SMS in C#, you can use COM interface of Headwind GSM Modem Driver. For that purpose, you need to add link to a COM library:: In 'Project Explorer', click 'References' by right mouse button, then select 'Add reference'.
  • Send SMS using AT Commands via GSM Modem/Phone in C# (C Sharp) Step-1 Open Visual Studio, Create a New Project with the Name SMS. (In this tutorial I’m not going to show you how to create a new project, I’m skipping the detail about it.) Step-2 In the solution Explorer, Right Click on the Project and Click on Add - Add New Item and Add New Class with the name SMS.cs copy the following code in the class.
Using

Using SMSC Gateway (used for large valumms, short codes, costly)2. GSM Modem/Mobile Phone (Small valumes, only long codes, cheaper) - THIS IS YOUR OPTION IN QUESTION1. Using SMSC Gateway:a) Use any third party provider: They have a contact with mobile operators and they will give you a HTTP API/Web service/COM component etc. Where you can have access from your application and use their service.Example provider: (Choose from your country)b) Setup your own SMSC gateway: For this you need to contact your mobile operator from your country.

They will provide the details to connect with them (SMPP, HTTP etc.).Example software provider:2. GSM Modem/Mobile Phone:You buy a GSM modem/Latest Mobile Phone(not symbian) and connect from your PC. Then you can use AT commands to send/receive messages from your pc.

Receive

There are some third party components/tools exist to this kind of purpose.Ex:AT COMMANDS:All the best.Praveen.