Routing protocols: BGP, EIGRP, OSPF, RIP-1, RIP-2, Management protocols: SNMPv3, SSH, CLI, HTTP, RADIUS, TACACS+, Supported network protocols: L2TP, L2TPv3, NAT, DHCP, DNS, ACLs, OSPF, BGP. Security algorithms: 3DES, 128-bit AES, 192-bit AES, 256-bit AES, DES, HTTPS, IPSEC, SSL/TLS, Firewall security: Cisco IOS. Flash memory: 256 MB, Internal memory: 512 MB. The 890 ISRs deliver highly secure Internet access across a variety of connectivity options.
They have the most diverse WAN connectivity options available in the 800 ISR Series platform. They are ideal for medium-sized branch offices with up to 25-30 remote workers.These fixed-configuration routers come with powerful management tools, such as the web-based Cisco Configuration Professional, which simplifies setup and deployment. 8 Power over Ethernet (PoE) ports.