Connecting on-premises Active Directory domains and NAS storage to AWS and Azure cloud environments requires deterministic routing and fault-tolerant multi-cloud transit gateways.
1. Hybrid Cloud Connectivity Models
- Site-to-Site IPsec VPN over Public Internet: Cost-effective IPsec tunnel secured with BGP route exchange, delivering up to 1.25 Gbps per tunnel.
- AWS Direct Connect (DX) / Azure ExpressRoute: Dedicated private cross-connect via Equinix/CoreSite Los Angeles datacenters bypassing the public internet entirely for sub-millisecond latencies.
- AWS Transit Gateway (TGW) Hub-and-Spoke: Centralizing routing between 20+ corporate VPCs and on-premises headquarters through a single elastic gateway interface.