The need for Security systems have rapidly grown from being specialized for high-risk areas (like banks, companies , governmental institutions), to be available and demanded rapidly by the average public. In the last ten years, small businesses have rapidly grown and expanded and the need of reliable, cheap and effective security system is becoming a must ,not only for the business owners ,but also at homes . One of the offered way of security systems offer the SMS notification service , nice but not that reliable . SMS center could have a congestion at the time the thief was sleeping in your company (or home) borders . Well another method of creating a security system and which would be very effective is to use the Internet or Ethernet Notification system . It is reliable, when using TCP, and effective where most internet services are always on demand and it is very rare , and very unlikely to have a sudden failure.
Ethernet based Security System - [Link]