CISCO1841-HSEC/K9 Routing Protocol: OSPF, RIP-1, RIP-2, BGP, EIGRP Data ... RSVP, IP/IPX, IPSec Remote Management Protocol SNMP, HTTP Features Cisco IOS Advanced IP services , firewall protection, hardware encryption, VPN support ... .3af Power AC 120/230 V ( 50/60 Hz ) CISCO1812/K9