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To use VSPERF, typically, one has to download the source to the DUT system (where vSwitch and VNF are run), and install the software toolchain (vSwitch, Qemu, DPDK, VPP, etc.). One installed, DUT is setup (configuration of the sotware toolchain), traffic-generator is setup, configuration file is created and tests are run.
VSPERF also supports "trafficgen" mode of operation, where none of the DUT setup operations are performanceperformed, only tests are run with a particular traffic-generator.
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