Phase D: Pre-Cutover Testing Phase D: Pre-Cutover Testing ✅ COMPLETE Parallel testing with pfSense still primary, followed by controlled cutover to VyOS. All services validated before pfSense was removed from the forwarding path. Checklist Step Status Description Reference D.1 [x] Parallel testing (pfSense still primary) Phase 13 D.2 [x] Cutover from pfSense to VyOS Phase 14 Checkpoint Validation # Internet works through VyOS traceroute -n 8.8.8.8 | head -5 # First hop should be 10.50.1.3 (vyos-02.inside.domusdigitalis.dev) ping -c3 8.8.8.8 C: Security & Observability E: VRRP HA