testpmd> set fwd txonly //发送模式
Set txonly packet forwarding mode
testpmd> set txpkts 2000 // 指定报文长度
testpmd> set verbose 3 // 设置打印模式
Change verbose level from 3 to 3
testpmd> start

testpmd> set fwd txonly //发送模式
Set txonly packet forwarding mode
testpmd> set txpkts 2000 // 指定报文长度
testpmd> set verbose 3 // 设置打印模式
Change verbose level from 3 to 3
testpmd> start