[ovs-discuss] [HELP] Question about tnl arp cache

Ben Pfaff blp at ovn.org
Tue Jul 16 17:19:08 UTC 2019

On Tue, Jul 16, 2019 at 05:18:49PM +0800, txfh2007 via discuss wrote:
>     I have a question about VXLAN pkt transmition. When ovs encaps a
>     pkt with tunnel header, it will lookup the tnl arp cache(by
>     tnl_neigh_lookup), but if the arp cache is empty, the bridge will
>     send an arp request out. And at the same time, this pkt which need
>     to be tunnel encaped is dropped, am I right ? I want to know if
>     there is a so called pkt cache machanism when arp cache is null.

I don't think that's implemented.

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