Multi-Tech Systems MTCBA-E manual Using Short Message Service SMS, Write a message to memory

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Chapter 3 – Using Your Wireless Modem

Using Short Message Service (SMS)

If you have SMS (Short Message Service), you can manipulate such messages in these ways: send, read, store, and delete. The AT commands needed to perform these functions are listed below. Please refer to the EDGE AT Command Reference Guide for a complete list and definitions of the SMS commands.

1.Send a short message to a specified number. Type AT+CMGS="8585551212" <press Enter> Wait for the “>” before entering text.

Then type your message:

Please call me soon. <press ctrl Z>

The modem may respond with +CMGS:<mr> OK

2.Write a message to memory.

You can store a message to send it at a later date. Type AT+CMGW=”8585551212” <press Enter> Wait for the “>” before entering text.

Then type your message:

Please call me soon. <press ctrl Z>

The modem may respond with +CMGW: <index> (The index number will be given)

3.Send a message from storage. Type AT+CMSS=x <press Enter>

The modem may respond with +CMSS: 1 OK (The transmission is successful. One SMS message is sent.)

Note: The x represents an index location.

4.View a list of stored messages. Type AT+CMGL=x <press Enter> For x, substitute one of the following:

"REC UNREAD" Shows unread messages.

"REC READ" Shows read messages. "STO UNSENT" Shows unsent messages.

"STO SENT" Shows sent messages.

"ALL"Shows all messages.

The modem will respond AT+CMGL: 1,"REC UNREAD","8585551212",1...

The modem will continue until all UNREAD messages, numbers, and index number are listed.

5.Read a stored message.

Type AT+CMGR=x <press Enter>

The modem may respond with +CMGR: "REC READ", "8585551212", ......

Note: The x represents an index location.

6.Delete a stored message.

Type AT+CMGD=x <press Enter> The modem will respond OK.

Note: The x represents an index location.

Multi-Tech Systems, Inc. MultiModem EDGE Wireless Modem User Guide

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Contents MultiModem Edge Trademarks and Logos Revision History Date DescriptionWorld Headquarters Technical Support Country By Email By PhoneContents Features Product Description SpecificationsProduct Description CertificationsGeneral Safety SafetyRF Interference Issues Vehicle SafetyPackage Contents RF Specifications General SpecificationsElectrical Specifications Interfaces Antenna SpecificationsDesignation AT Command Reference GuidesRS232 15-Pin Connector Pinout Activate Your Wireless Account Activation InstallationPhone Numbers for the Wireless Modem Insert the SIM Card into the HolderAntenna Connect the Antenna Serial Cable, and PowerPower Attach the Modem to a Flat Surface Optional Verifying That Your Modem Has Been Installed Successfully Install the Modem DriverIntroduction RequirementsExamples of Useful AT Commands Using Your Wireless ModemPhone Number for the Wireless Modem Establishing a Voice Call Answering a Circuit-Switched Data CSD ConnectionWrite a message to memory Using Short Message Service SMSSend a message from storage. Type AT+CMSS=x press Enter Read a stored messageSMS Examples Connecting to the GPRS/EDGE Network for Internet Access Internet AccessCreate Your Dial-Up Connection in Windows XP/2003 Disconnecting the ConnectionAT+CGDCONT=1,IP,ISP. AT&T Connecting to the Gprs Network for Internet AccessCreate Your Dial-Up Connection in Windows XP/2003 Troubleshooting Examples Troubleshooting Frequently Asked QuestionsSolutions for ‘no connection through serial link’ situation Solutions for no carrier messageFrequently Asked Questions How do I send an SMS message to an email account? Multi-Tech Warranty Statement Appendix a Warranty and RepairsRepair Procedures for U.S. and Canadian Customers Repair Procedures for International CustomersReplacement Parts Repair Procedures for International DistributorsJuly Appendix C C-ROHS HT/TS Substance Concentration
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MTCBA-E specifications

The Multi-Tech Systems MTCBA-E is a robust and versatile cellular modem designed to meet the demands of various industrial applications. This innovative device combines reliable connectivity with advanced features, making it a popular choice among businesses looking to integrate cellular communication into their operations.

One of the standout features of the MTCBA-E is its multi-band LTE capability. This modem supports various LTE frequency bands, ensuring compatibility with multiple carriers and networks. This flexibility allows users to deploy the device across different geographical regions without the need for extensive reconfiguration, making it ideal for businesses with a wide-ranging footprint.

The MTCBA-E is engineered for durability and reliability, making it well-suited for harsh environments. Its rugged design ensures that it can withstand extreme temperatures, dust, and moisture, which is essential for outdoor applications and industrial use cases. This resilience helps reduce maintenance costs and enhances lifespan, providing a long-lasting communication solution.

In addition to its physical durability, the MTCBA-E incorporates advanced security features to safeguard data transmission. It supports secure VPN protocols, which is critical for protecting sensitive business information as it traverses public networks. This focus on security ensures that users can transmit data confidently, which is vital for applications that deal with sensitive or proprietary information.

Another notable characteristic of the MTCBA-E is its dual SIM functionality. This feature allows for failover capabilities, ensuring that the modem can switch between two different cellular networks seamlessly. This redundancy is crucial for mission-critical applications that demand uninterrupted connectivity, such as remote monitoring and IoT deployments.

The modem also includes a range of connectivity options, such as Ethernet and USB interfaces, allowing for straightforward integration with various devices and systems. Furthermore, it supports multiple communication protocols, ensuring compatibility with a wide array of applications, from telematics and asset tracking to smart city initiatives.

In terms of management and monitoring, the MTCBA-E offers a user-friendly interface that facilitates easy configuration and monitoring of the device's performance. This greatly simplifies network management, and helps in troubleshooting potential issues quickly and efficiently.

Overall, the Multi-Tech Systems MTCBA-E is a well-rounded cellular modem that combines advanced technology with robust design, making it an ideal choice for organizations looking to enhance their connectivity capabilities in a wide range of applications. Its combination of durability, security, and flexibility ensures that it meets the evolving needs of modern communication.