What is GRE? Generic Routing Encapsulation, or GRE, is a protocol for encapsulating data packets that use one routing protocol inside the packets of another protocol. “Encapsulating” means wrapping one data packet within another data packet, like putting a box inside another box. GRE is one way to set up a direct point-to-point connection across a network, for the purpose […]
What is Port Forwarding? A port is a communication endpoint in a networking system. You can recognize a port by its 16-bit unsigned number, and each of them specifies a particular process for a different network service. It is always associated with an IP address and a communication protocol. Each of the port sends its data through a networking device […]
Cellular router market analysis and industrial grade cellular router With the rapid development of Internet technology, more and more people and devices need to access Internet. In many application scenarios, fixed broadband access is difficult and expensive, which call for cellular router. Market analysis shows that global cellular router market in 2019 is around 1000 millions US dollars, and the […]