Isolated VPC Egress Redesign: Unified EIP Gateway with Deterministic Port Blocks
This article analyzes structural defects in traditional SNAT-based egress for isolated VPCs—public IP waste and unauditable dual egress—and presents a standard path redesign using a unified EIP gateway with deterministic port block allocation, VXLAN tunnels, and DPVS isolate_public for auditable, scalable outbound internet access.
