Hi Lori, Thanks for the response.
If we have multiple configured tunnel ports on the OVS bridge, are there any listening threads on those ports?? Can I have some pointers in the code where I can see how the packet is handled to a tunnel port among the available tunnel ports?? Thanks Eswar Rao On Tue, Dec 17, 2013 at 7:02 PM, Lori Jakab <loja...@cisco.com> wrote: > On 12/17/13 2:54 PM, ESWAR RAO wrote: > >> Hi All, >> >> I have OVS bridge (br-int) on 3 different machines ( >> 192.168.100.101/102/103 <http://192.168.100.101/102/103>). >> >> I have created tunnel ports on these 3 machines using: >> >> # ovs-vsctl add-port br-int tun0 -- set interface tun0 type=vxlan >> options:remote_ip=192.168.100.102 options:key=<vni> >> ====> port number:2 >> >> If my understanding is not wrong, if we have multiple tunnel ports on >> br-int, the packet goes to a tunnel port based on vni. >> > > If you mean received packet, then yes. If you create a vxlan tunnel with > a key set, then only VXLAN packets with that VNI will be received on the > port. The default key/VNI is 0. > > If you mean sent packets, then packets go to a certain tunnel port based > on existing flows. > > > >> I want to understand how ovs-vswitchd passes a packet from remote node to >> a tunnel port. >> Also does ovs-vswitchd uses the vxlan_udp_port for any of the >> processing??? >> > > A listening UDP socket is opened on the configured port. > > HTH, > -Lori > > >> Thanks >> Eswar Rao >> >> >> _______________________________________________ >> discuss mailing list >> discuss@openvswitch.org >> http://openvswitch.org/mailman/listinfo/discuss >> > >
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