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Learn site-to-site VPN architecture for hybrid cloud: plan CIDRs, routing, WireGuard or IPsec, firewall policy, availability, and Raff VPC connectivity.
Learn cloud networking fundamentals across VPCs, routing, NAT, DNS, firewalls, load balancing, peering, VPNs, and production traffic boundaries.
Plan DNS for cloud applications across record types, TTL, caching, migrations, load balancing, failover, DNSSEC, CAA, and end-to-end monitoring.
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