The difference between a security gateway and a business gateway

1. Security gateway is an organic fusion of various technologies, with important and unique protection, ranging from protocol-level filtering to very complex application-level filtering. 2. The Business gateway is the gateway device connecting the business network and the Bearer network, which completes the function of the business Access layer in the architecture, mainly provides the necessary protocol conversion for the mobile terminal when using the data service, the different business gateways of the different types of protocol conversion, for example, WAP gateway is the business Gateway of WAP class business. SMS Gateway (ISMG) is a business gateway for short message services. 3. Business Gateway is mainly used to run the network to perform business management, such as billing, statistics, management, SMS, function implementation, etc., need different protocol and identification. And the security gateway is similar to the firewall function, plus the VLAN, channel, address translation, filtering, access policy, traffic, IP, protocol, control attacks and other functions.