. Zy WALL USG FLEX series not only can protect your network but it also support hospitality features including hotspot AP management & concurrent device upgrade. Key Product Info. Work remotely & securely Comprehensive security Uncovers threats Multi-layered protection. Product Features. Work remotely & securely As demands for remote access & work from home has increased USG FLEX offers IPsec SSL or L2TP-based VPNs to provide flexible secure network options for many of the common operating systems. Zero-configuration remote access reduced complicated setup challenges. Uncovers threats Zyxel keeps learning from collecting threat information. USG FLEX series supports advanced anti-malware with cloud query express mode which expands billions of signatures. The cloud query with high detection rate helps verify the file hash within seconds. Multi-layered protection USG FLEX is designed with multi-layer protection against multiple types of threats from in & out. URL threat filter anti-malware & intrusion prevention block external attacks while application patrol & web filtering empower you to restrict users' inappropriate application usage or web access all together safeguarding your network without any unattended gaps..