CSR 1000V is now End of Sale (Please see EOS notice here: https://www.cisco.com/c/en/us/products/collateral/routers/cloud-services-router-1000v-series/eos-eol-notice-c51-741690.html) and Cisco recommends customers to adopt the following next generation cloud router, Catalyst 8000V, for virtual Enterprise class networking for SD-WAN and Routing: https://aws.amazon.com/marketplace/pp/prodview-rohvq2cjd4ccg?sr=0-1&ref_=beagle&applicationId=AWSMPContessa

The Bring Your Own License (BYOL) for SD-WAN version of the Cisco Cloud Services Router (CSR1000V) delivers a software router that supports Cisco SD-WAN in AWS. The CSR is a full feature Cisco SD-WAN router (i.e. ASR1K and ISR) and enables enterprise IT to deploy the same enterprise-class SD-WAN networking services in the AWS cloud that they are used to in on-prem networks. By deploying this AMI customers can extend their Cisco SD-WAN overlay into public cloud environments. This AMI supports the DNA Essentials, DNA Advantage, and DNA Premier feature packages and uses the high-performance versions of AWS EC2 instances.

To activate this AMI, please obtain a license from Cisco with the following options: (1) Tech Package: DNA Essentials, DNA Advantage, or DNA Premier (2) Performance Level: 50 Mbps, 100Mbps, 250Mbps, 500 Mbps, 1 Gbps, 2.5 Gbps or 5Gbps and (3) Time period: 3-year or 5-year.