Which of the following is a typical advantage of using IPv6 in IoT deployments?

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In large IoT networks, being able to address every device directly and keep routing scalable is essential. IPv6 provides a 128-bit address space, giving a vastly larger number of unique addresses so each device can have its own endpoint without resorting to network address translation. This end-to-end addressing supports direct communication, easier device provisioning, and simpler remote management. The larger space also enables hierarchical, aggregated routing, which keeps global routing tables from ballooning as the network grows and improves overall routing efficiency. While IPv6 brings other nice features like autoconfiguration, those benefits ultimately support the same goal: enough addresses and clean routing to accommodate a vast, distributed IoT fleet. The other options don’t reflect this fundamental advantage, as energy use, firmware update cadence, or DNS speed aren’t inherent, guaranteed benefits of IPv6 in IoT.