Cisco 881. Networking standards: IEEE 802.1D, IEEE 802.1Q, IEEE 802.3, IEEE 802.3ah, IEEE 802.3u, Ethernet interface type: Fast Ethernet, Cabling technology: 10/100Base-T(X). Routing protocols: EIGRP, HSRP, Management protocols: SNMPv3, IGMPv3, Supported network protocols: IPv4, IPv6, DNS, PPPoE, PPPoA, HTTPS, FTP, Telnet. Security algorithms: 128-bit AES, 256-bit AES, 3DES, 802.1x RADIUS, DES, HTTPS, SSH, SSL/TLS, Firewall security: Network address translation (NAT) firewall, VPN support: IPsec. Flash memory: 128 MB, Internal memory: 256 MB, Certification: CFR, CISPR22, CISPR24, EN, ICES, KN 22, VCCI, AS/NRZ. Product color: Black, LED indicators: LAN, Power, Status, Yes