The Cisco 890G Series Fourth-Generation Long-Term Evolution (4G LTE) 2.5 ISRs are fixed-configuration routersthat provide collaborative business solutions for secure voice and data communications to enterprise small branchoffices, with support for the latest Third-Generation Partnership Project (3GPP) Release 8 Category 4 LTEstandards. They provide persistent, reliable LTE connectivity with fallback and transparent handoff to earliertechnologies. The routers are designed to deliver secure broadband, Metro Ethernet, or any xDSL variants,wireless WAN (WWAN) connectivity, and business continuity. They also come with powerful management tools,such as the web-based Cisco Configuration Professional configuration management tool, which simplifies setupand deployment.