Which of the following networking considerations is important for reliable telemetry delivery across sites?

• A. Maintain low-latency links only and ignore firewall rules.
• B. Rely entirely on public internet without VPNs or QoS.
• C. QoS prioritization, secure VPNs, firewall rules, reliable WAN, latency bounds, and gateway device redundancy are important.
• D. Only use standard Ethernet cabling and assume Internet will handle it.

Answer: (C)