A. Use a NAT gateway to ensure connectivity between the instances in the private subnet and other AWS services. Deploy SAProuter in a public subnet. Assign a public IP address that is reachable from the internet.
B. Use NAT instances to ensure connectivity between the instances in the private subnet and other AWS services. Deploy SAProuter in the private subnet with an Elastic IP address that is reachable from the internet.
C. Use a bastion host to ensure connectivity between the instances in the private subnet and other AWS services. Set up an AWS Direct Connect connection between the SAP support network and the AWS Region where the architecture is implemented.
D. Use an internet gateway to ensure connectivity between the instances in the private subnet and other AWS services. Deploy SAProuter in a public subnet. Assign a public IP address that is reachable from the internet.

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