I eliminated the BOOTP and LLDP packets by assigned IP address for each port manually. I just wonder how you handle it under your environment. Thanks, Phil Yang From: Phil Yang Sent: Wednesday, June 13, 2018 6:13 PM To: Liu, Yong Cc: dts@dpdk.org; nd Subject: [dts] How to disable the BOOTP and LLDP packets on tester ? Hi Marvin, I captured groups of bootp and LLDP packets while running DTS on DUT PMD. My environment: Application: l2fwd DUT NIC: 82599ES Tester NIC: X710 Link: Tester <------> DUT X710 port A <-------> 82599ES port A X710 port B <-------> 82599ES port B Please check the attachment. Thanks. How to disable the BOOTP and LLDP packets on tester ? Ps: I didn't find lldpd service running on my tester. Best Regards, Phil Yang