Are the gateway nodes virtualized? If so, are you allowing promiscuous mode / MAC spoofing?
> On Dec 16, 2015, at 4:19 AM, Li Ma <skywalker.n...@gmail.com> wrote: > > Updated: > > Lots of ARP requests from external physical router to VM are catched > on the physical NIC binded to provider router port. > > It seems that external physical router doesn't get answers to these > ARP requests. > > On Wed, Dec 16, 2015 at 8:08 PM, Li Ma <skywalker.n...@gmail.com> wrote: >> Hi Midoers, >> >> I have a platform running Midonet 2015 (I think it is the last release >> when you switch to 5.0). >> I cannot ping from VM to external gateway IP (which is set up at the >> physical router side). >> >> VM inter-connectivity is OK. >> >> When I tcpdump packets on the physical interface located in the gateway node, >> I just grabbed lots of ARP requests to external gateway IP. >> >> I'm not sure how midonet gateway manages ARP? >> Will the ARP be cached on the gateway host? >> >> Can I specify a static ARP record by 'ip command' on gateway node to >> solve it quickly (not gracefully)? >> >> (Currently I'm in the business trip that cannot touch the environment. >> So, I'd like to get some ideas first and then I can tell my partners >> to work on it.) >> >> Thanks a lot, >> >> -- >> >> Li Ma (Nick) >> Email: skywalker.n...@gmail.com > > > > -- > > Li Ma (Nick) > Email: skywalker.n...@gmail.com > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
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