Cisco SA 500 Series Security Appliances are all-in-one security solutions for businesses with fewer than 100 employees. Designed specifically for small business, they combine firewall, virtual private network (VPN), & email & web security capabilities. Whether in the office or working remotely, your employees can securely access the resources they need, while your business is protected from unauthorized access & Internet threats. Please note: networking components such as switches, routers, UPS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.