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A comment on PfSense – WireGuard Returns as Experimental Package. Parent comment

Re:PfSense – WireGuard Returns as Experimental Package by gonzo on Sunday May 09, 2021 @05:25PM (#27099938)
> use Linux kernel for routing when they need to operate above layer 3.

What could you possibly mean by this?

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Re:PfSense – WireGuard Returns as Experimental Package by 0x000000E2 on Sunday May 09, 2021 @05:57PM (#27100213)
When they need to handle UPD and TCP. Cloudflare's web application firewalls run at TCP and HTTP layer and use tuned Linux kernels for processing, not DPDK and userspace TCP as some think

Their line rate stuff for flood mitigation uses DPDK or similar

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