Best SMS Gateways for Paessler PRTG

SMSEagle, a hardware SMS gateway, allows SMS messages to be sent to a telecommunication carrier directly without using 3rd-party services or the Internet. This is done by using a SIM Card, built-in modules with an external antenna to communicate with a telecommunications operator directly (works like mobile phones). Hardware SMS gateways, also called SMS servers, integrate hardware and software to manage communication. The device provides various methods of integration with external systems such as API, Email to SMS, etc.