SLES for SAP should be deployed in a VPC that does not have general access to the Internet. Based on the information provided I would say this is the case. To get access to the repositories you need to allow access to the Internet for specific systems, the SUSE operated infrastructure. The recommended way to do this is to use a NAT Gateway. The setup is described here: https://www.suse.com/communities/blo...aws-vpc-setup/