How to Measure PPTP Speed on an OpenWrt Router
OpenWrt PPTP speed depends on CPU, encryption, and GRE overhead. Use wired iperf3 tests, CPU checks, and repeatable benchmarks to find your real limit.
Category: Performance
OpenWrt Packet Steering on Multi-Core Routers: When It Helps
Packet steering spreads network load across CPU cores on multi-core routers, but only helps if one core is bottlenecked. Check /proc/interrupts first to decide.
XDP Offload vs Native: Which Mode Runs on Your Hardware
XDP offload runs programs on the NIC processor, not your CPU. Learn which modes actually use hardware and how to verify your real attach mode.