Ranges to allow through server firewall

Frontend (public) network:
Ports to allow:
ICMP – ping (for support troubleshooting)
All TCP/UDP ports

Service Network: (on backend/private network)
ICMP – ping (for support troubleshooting)
161/TCP – SNMP (server metrics)
161/UDP – SNMP (server metrics)
623/TCP – IPMI (server control)
623/UDP – IPMI (server control)
3389/TCP – Termin al services (for support access)
22/TCP – SSH (for support access) If you run SSH on a different port please allow that port instead.

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