TP-Link SafeStream Gigabit Multi-WAN VPN Router. Networking standards: IEEE 802.1Q. IEEE 802.3. IEEE 802.3ab. IEEE 802.3u. Ethernet interface type: Gigabit Ethernet. Cabling technology: 10/100/1000Base-T(X). Supported network protocols: TCP/IP. DHCP. ICMP. NAT. PPPoE. SNTP. HTTP. DNS. IPsec. PPTP. L2TP. Security algorithms: 3DES. 128-bit AES. 192-bit AES. 256-bit AES. DES. IPSEC. MD5. SHA-1. SNMP. SNMPv2. SNMPv3. Firewall security: SPI. VPN support: IPSec VPN. PPTP VPN. L2TP VPN. OpenVPN. Flash memory: 132 MB. Internal memory: 512 MB. Internal memory type: DRAM. Product colour: Black. LED indicators: Activity. Link. Power. System. WAN