... VPN support, VLAN support, wall mountable Data Link Protoc Features: Firewall protection, DMZ port, power over Ethernet (PoE), VPN support ... office, and enterprise teleworker environments that delivers high-performance firewall, SSL and IPsec VPN, and rich networking services in ... its modular design, similar to the rest of the Cisco ASA 5500 Series, offering both an external expansion slot and multiple ...