The Cisco 1900 Series of Integrated Services Routers (ISR) is tailored for small branch offices, providing a versatile and robust networking solution.
This series includes models such as the 1905, 1921, and 1941 with Internal Services Modules, as well as the 1941W which features wireless capabilities and is Wi-Fi CERTIFIED™, adhering to 802.11a/b/g/n standards.
These routers offer a minimum of 2 Gigabit Ethernet (GE) WAN ports, 2 Enhanced High-Speed WAN Interface Cards (EHWIC) slots, and 1 SIM slot for flexible connectivity options.
They come with RAM configurations ranging from 512 MB (default) to 2 GB (maximum) and Flash Memory from 256 MB (default) to 4 GB (maximum). The series is capable of supporting high-speed WAN environments with concurrent services at speeds up to 25 Mbps.