The Cisco 890 Series Integrated Services Routers data sheet outlines performance, security, wireless and Metro Ethernet features for small branch offices.
The Cisco 890 Series Integrated Services Routers are fixed‑configuration routers designed for enterprise small branch offices and service‑provider deployments. They combine high‑performance broadband, Metro Ethernet, optional integrated 802.11a/g/n wireless, and advanced security functions such as firewall, IPS, and Cisco ScanSafe web security.
Management is simplified with web‑based Cisco Configuration Professional and optional centralized tools. The routers support a wide range of WAN interfaces, PoE‑capable managed switches, and optional USB ports for token‑based authentication and configuration backup.
| DRAM | 512 MB (default) / 768 MB (maximum) |
|---|---|
| WAN Interface (example model 891) | 1‑port Gigabit Ethernet |
| LAN Interfaces (example model 891) | 8‑port 10/100‑Mbps managed switch |
| Integrated USB | USB 2.0/AUX/Console |
Supported WAN interfaces include Fast Ethernet, V.92, ISDN BRI, Gigabit Ethernet, ADSL2+/VDSL (Annex A/B/M), Multimode G.SHDSL, and Small Form‑Factor Pluggable (SFP).
Yes, an optional integrated 802.11a/g/n access point is available, supporting dual‑band radios and both autonomous and Cisco Unified WLAN modes.