Cisco 880 Series Integrated Services Routers are fixed-configuration routers that provide collaborative business solutions for secure voice and data communication to small businesses and enterprise teleworkers.
- WAN Interface: 10/100-Mbps Fast Ethernet.
- LAN Interfaces: 4-port 10/100 Mbps managed switch.
- Voice Ports: 4 foreign-exchange-station (FXS) ports, 2 Basic Rate Interface(BRI) ports and 1 foreign-exchange-office (FXO) port for public-switched-telephone-network (PSTN) fallback.
- Voice Gateway: Provides voice gateway functionality with the ability to upgrade to a 5 user Cisco Unified Communications Manager Express or 5 user SRST.