Hi Shankar, In startup.conf under tcp stanza, add no-csum-offload.
Regards, Florin > On Mar 23, 2022, at 6:59 AM, Shankar Raju <shankar.r...@nasdaq.com> wrote: > > Hi Florin, > > I'm running this experiment on AWS and its using ENA NICs. I ran vppctl show > error command and I did see errors because of bad checksums. Is there a way > to turn off tx and rx checksuming through vpp just like we do with ethtool ? > > SERVER SIDE: > vppctl show errors > Count Node Reason > Severity > 1 dpdk-input no error > error > 4 arp-reply ARP replies sent > error > 17 session-queue Packets transmitted > info > 2 tcp4-listen SYNs received > info > 4 tcp4-rcv-process Pure ACKs received > info > 2 tcp4-rcv-process FINs received > info > 6 tcp4-established Packets pushed into rx fifo > info > 6 tcp4-established Pure ACKs received > info > 19 tcp4-output Packets sent > info > 1 ip4-glean ARP requests sent > error > 9 ip4-local bad tcp checksum > error > > >
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