Cisco Small Business RV130-K9-NA VPN Router 1 x 10/100/1000Mbps WAN Ports 4 x 10/100/1000Mbps LAN Ports WAN Ports: 1 x 10/100/1000Mbps LAN Ports: 4 x 10/100/1000Mbps Protocols: Network Protocols Dynamic Host Configuration Protocol (DHCP) server Point-to-Point Protocol over Ethernet (PPPoE) Point-to-Point Tunneling Protocol (PPTP) Layer 2 Tunneling Protocol (L2TP) DNS proxy DHCP relay agent IGMP Proxy and multicast forwarding Rapid Spanning Tree Protocol (RSTP) Dynamic Domain Name System (TZO, DynDNS, 3322.org, NOIP) Network Address Translation (NAT), Port Address Translation (PAT) One-to-One NAT Port management Port mirroring Software configurable DMZ to any LAN IP address Session Initiation Protocol (SIP) Application Layer Gateways (ALG) Routing Protocols Static routing Dynamic routing RIP v1 and v2 Inter-VLAN routing Security: Firewall Stateful packet inspection (SPI) firewall, port forwarding and triggering, denial-o...