| Standards | IEEE, 802.3, 802.3u, 802.1D, 802.1p, 802.1w (Rapid Spanning Tree), 802.1Q (VLAN), IPv4 (RFC 791), IPv6 (RFC 2460), Routing Information Protocol (RIP) v1 (RFC 1058), RIP v2 (RFC 1723) | 
| Ports | LAN, WAN, USB | 
| Switch | Power button (on/off) | 
| Buttons | Reset | 
| Cabling type | Category 5e or better | 
| LEDs | Power, VPN, USB, WAN, LAN (ports 1-4) | 
| Operating system | Linux | 
| Network | 
| 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) | 
| LAN | Four (4) 10/100/1000 Mbps Gigabit LAN ports with managed switch | 
| WAN | One (1) 10/100/1000 Mbps Gigabit WAN port | 
| Routing Protocols | ●  Static routing ●  Dynamic routing ●  RIP v1 and v2 ●  Inter-VLAN routing | 
| Network Address Translation (NAT) Protocol | Port Address Translation (PAT), Network Address Port Translation (NAPT) | 
| VLAN Support | Port-based and 802.1Q tag-based VLANs | 
| Number of VLANs | 5 active VLANs (3-4096 range) | 
| IPv6 | ●  Dual-stack IPv4 and IPv6 ●  6to4 tunneling ●  Stateless address auto-configuration ●  DHCPv6 Server for IPv6 Clients on LAN ●  DHCP v6 client for WAN connectivity ●  Internet Control Message Protocol (ICMP) v6 ●  Static IPv6 Routing ●  Dynamic IPv6 Routing with RIPng | 
| Network Edge (DMZ) | Software configurable to any LAN IP address | 
| Layer 2 | 802.1Q-based VLANs, 5 active VLANs | 
| Security | 
| Firewall | Stateful packet inspection (SPI) firewall, port forwarding and triggering, denial-of-service (DoS) prevention, software-based DMZ DoS attacks prevented: ●  SYN Flood ●  Echo Storm ●  ICMP Flood ●  UDP Flood ●  TCP Flood Block Java, Cookies, ActiveX, HTTP Proxy | 
| Access Control | IP access control lists | 
| Content Filtering | Static URL blocking or keyword blocking | 
| Web filtering | Content filtering that covers more than 27 billion URLs | 
| Secure Management | HTTPS, username/password complexity | 
| User Privileges | 2 levels of access: admin and guest | 
| VPN | 
| Gateway-to-gateway IPsec VPN | 10 gateway-to-gateway IPsec tunnels | 
| Client-to-gateway IPsec VPN | 10 client-to-gateway IPsec tunnels using TheGreenBow and ShrewSoft VPN client | 
| PPTP VPN | 10 PPTP tunnels for remote client access | 
| Encryption | Triple Data Encryption Standard (3DES), Advanced Encryption Standard (AES) | 
| Authentication | MD5/SHA1 | 
| VPN Pass-through | IPsec/PPTP/Layer 2 Tunneling Protocol (L2TP) pass-through | 
| Quality of Service | 
| QoS | ●  802.1p port-based priority on LAN port, application-based priority on WAN port ●  3 queues ●  Differentiated Services Code Point support (DSCP) ●  Class of Service (CoS) ●  Bandwidth Management for service prioritization | 
| Jumbo Frame Support | ●  Supports Jumbo Frame on Gigabit ports-at least 1536B | 
| Performance | 
| NAT Throughput | 800 Mbps | 
| Concurrent Sessions | 12,000 | 
| IPsec VPN Throughput(3DES/AES)
 | 50 Mbps | 
| Configuration | 
| Web User Interface | Simple, browser-based configuration (HTTP/HTTPS) | 
| Management | 
| Management Protocols | Web browser, Simple Network Management Protocol (SNMP) v3, Bonjour, Universal Plug and Play (UPnP) | 
| Event Logging | Local, syslog, email alerts | 
| Network Diagnostics | Ping, Traceroute, and DNS Lookup | 
| Upgradability | Firmware upgradable through web browser, imported/exported configuration file | 
| System Time | Supports NTP, daylight savings, manual entry | 
| Languages | GUI supports English, French, Italian, German, and Spanish | 
| Environmental | 
| Power | 12V 2A | 
| Certifications | FCC class B, CE, IC | 
| Operating Temperature | 0° to 40°C (32° to 104°F) | 
| Storage Temperature | -20° to 70°C (-4° to 158°F) | 
| Operating Humidity | 10 to 85 percent noncondensing | 
| Storage Humidity | 5 to 90 percent noncondensing |