Cisco Cloud Services Router 1000V Series (CSR 1000V)

The Cisco Cloud Services Router 1000V (CSR 1000V) is a virtual router designed for deployment in cloud and virtual data centers, serving as a single-tenant or multitenant WAN gateway. It runs on a virtual machine on x86 server hardware and supports a subset of Cisco IOS XE software features, providing enterprise-class networking and security capabilities in a virtualized form factor. The CSR 1000V enables enterprises to extend their WANs into provider-hosted clouds and allows cloud providers to offer enterprise-grade networking services to tenants. It supports secure connectivity from enterprise networks, such as branch offices or data centers, to public or private clouds. Built on the proven Cisco IOS XE platform, it offers a rich set of features including routing, VPN, firewall, NAT, QoS, application visibility, failover, and WAN optimization. The CSR 1000V also supports Network Function Virtualization (NFV) roles like virtual route reflection and broadband gateways, enabling scalable and consistent hybrid networks. It provides the same Cisco IOS CLI and management tools as Cisco hardware routers, ensuring unified network management. Additionally, the CSR 1000V is available on major cloud marketplaces such as AWS, Microsoft Azure, and Google Cloud Platform, facilitating rapid deployment and flexible licensing options. This virtual router helps enterprises reduce costs, increase agility, and maintain consistent WAN architecture across distributed hybrid networks.