The USG20-VPN provides safe and reliable VPN connections. Faster processors have vastly boosted the capabilities of attackers to decrypt VPN tunnels. With support to the advanced Secure Hash Algorithm 2, the VPN firewall provides safe VPN connections to ensure maximum security for business communications.
Specifications
General 
Device Type: Firewall

Width: 8.5 in

Depth: 5.6 in

Height: 1.3 in

Weight: 2.29 lbs
Networking 
Form Factor: External

Connectivity Technology: Wired

Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet

Network / Transport Protocol: L2TP, IPSec, PPPoE, DNS, DDNS, DHCPv6

Routing Protocol: OSPF, RIP-1, RIP-2, static IP routing, GRE, policy-based routing (PBR)

Remote Management Protocol: SNMP 1, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLI

Performance: Firewall throughput: 350 Mbps ¦ VPN throughput: 90 Mbps

Capacity: Concurrent IPSec VPN tunnels: 10 ¦ Concurrent sessions: 20000 ¦ Concurrent SSL VPN users: 10 ¦ SSL VPN users: 15

Features: Network monitoring, routing, NAT support, VPN support, PAT support, SNAT support, load balancing, VLAN support, Syslog support, Stateful Packet Inspection (SPI), DoS attack prevention, content filtering, ALG support, E-mail alert, IPv6 support, High Availability, Transparency, firmware upgradable, DDos attack prevention, tunneling, IPSec Virtual Pr

Encryption Algorithm: DES, Triple DES, MD5, IKE, SSL, DH, SHA-1, PKI, 256-bit AES, IKEv2, 512-bit SHA-2

Authentication Method: RADIUS, X.509 certificates, LDAP, Active Directory, Extensible Authentication Protocol (EAP), XAUTH authentication

Compliant Standards: IEEE 802.1Q
IP Telephony 
VoIP Protocols: H.323, SIP
Expansion / Connectivity 
Interfaces: 4 x 1000Base-T - RJ-45 (LAN / DMZ) ¦ 1 x 1000Base-T - RJ-45 (WAN) ¦ 1 x USB - Type A ¦ 1 x - SFP (mini-GBIC) ¦ 1 x console - RJ-45
Miscellaneous 
Cables Included: 1 x console cable

MTBF: 44,000 hour(s)

Compliant Standards: UL, BSMI, ICSA IPSec certified, ICSA Firewall certified, FCC Part 15 B, IC, EMC Class B, RCM
Power 
Power Device: External power adapter

Power Consumption Operational: 12 Watt
Environmental Parameters 
Min Operating Temperature: 32 °F

Max Operating Temperature: 104 °F

Humidity Range Operating: 10 - 90% (non-condensing)