(Huawei sug2200 firewall configuration instructions, examples! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! USG is a consistent security gateway device independently developed by Huawei, providing cost-effective security and access solutions for small and medium-sized enterprises and telecom network deployment. The USG integrates powerful routing capabilities, such as static routing, RIP (RoutingInformationProtocol) and OSPF (OpenShortestPathFirst) dynamic routing, routing policies, routing iterations, and routing management, making the USG's networking more flexible. In addition to its powerful routing capabilities, the USG also has efficient security assurance capabilities and supports detection of harmful commands. The USG provides features such as the use of NAT (NetworkAddressTranslation), static and dynamic blacklist filtering, and technology-based SYNFlood protection flow control.)