Hi Sugesh, Yes, the eth0 is the DPDK port, I tcpdump on eth0 to check whether there is no vxlan packets. What do you mean can not tcpdump on those ports?
There is no arp entry for "10.53.87.242" in br0, do you know why? [root@juno ovs-build]# ./bin/ovs-appctl tnl/arp/show IP MAC Bridge ============================================= 10.52.36.98 00:25:90:35:d8:84 br-vxlan 10.255.255.251 00:50:56:89:04:d5 br-vxlan 10.54.157.12 00:50:56:62:93:38 br-vxlan 10.52.36.105 52:54:00:b6:0c:50 br-vxlan 10.52.36.109 52:54:00:4f:dd:cf br-vxlan 10.53.87.254 00:25:90:2e:11:0c br-vxlan 10.52.36.106 52:54:00:09:28:0d br-vxlan 10.52.36.107 52:54:00:23:82:5d br-vxlan 10.53.7.131 00:25:90:57:e8:4a br-vxlan 10.55.147.137 00:50:56:60:7c:bc br-vxlan 10.53.87.219 06:a9:61:cf:b5:c8 br-vxlan 10.53.34.233 00:50:56:89:4b:74 br-vxlan 10.53.34.235 00:50:56:89:07:77 br-vxlan 10.54.159.98 00:50:56:bc:52:5e br-vxlan 10.55.147.129 00:08:e3:ff:fd:90 br-vxlan 10.55.60.1 00:08:e3:ff:fd:90 br-vxlan 2015-09-23 18:02 GMT+08:00 Chandran, Sugesh <sugesh.chand...@intel.com>: > > > > > *Regards* > > *_Sugesh* > > > > *From:* discuss [mailto:discuss-boun...@openvswitch.org] *On Behalf Of *Pravin > Shelar > *Sent:* Tuesday, September 22, 2015 10:52 PM > *To:* Na Zhu > *Cc:* b...@openvswitch.org > *Subject:* Re: [ovs-discuss] ovs dpdk vxlan does NOT work > > > > > > > > On Mon, Sep 21, 2015 at 10:36 PM, Na Zhu <zhunat...@gmail.com> wrote: > > Hi, > > > > I am trying to use ovs dpdk, i follow the README-native-tunneling.md, it > does not work. > > my setup is: > > [image: 内嵌图片 1] > > The prefix length of br-vxlan is not 24, is 25, after i create br-vxlan, > there is no route in ovs, so i add it by command ovs-appctl. > > > > Which OVS version are you using? > > > > [root@juno ovs-build]# ./bin/ovs-appctl ovs/route/show > > Route Table: > > Cached: 10.53.87.242/32 dev br-vxlan > > Cached: 127.0.0.1/32 dev lo > > Cached: 158.85.164.66/32 dev bond1 > > Cached: 192.168.1.1/32 dev br0 > > Cached: 158.85.164.64/27 dev bond1 > > Cached: 192.168.1.0/24 dev br0 > > Cached: 169.254.0.0/16 dev bond1 > > Cached: 127.0.0.0/8 dev lo > > Cached: 0.0.0.0/0 dev bond1 GW 158.85.164.65 > > [root@juno ovs-build]# > > [root@juno ovs-build]# ./bin/ovs-appctl ovs/route/add 10.53.87.242/25 > br-vxlan > > OK > > [root@juno ovs-build]# ./bin/ovs-appctl ovs/route/show > > Route Table: > > User: 10.53.87.128/25 dev br-vxlan > > Cached: 10.53.87.242/32 dev br-vxlan > > Cached: 127.0.0.1/32 dev lo > > Cached: 158.85.164.66/32 dev bond1 > > Cached: 192.168.1.1/32 dev br0 > > Cached: 158.85.164.64/27 dev bond1 > > Cached: 192.168.1.0/24 dev br0 > > Cached: 169.254.0.0/16 dev bond1 > > Cached: 127.0.0.0/8 dev lo > > Cached: 0.0.0.0/0 dev bond1 GW 158.85.164.65 > > [root@juno ovs-build]# > > Then i ping 192.168.1.2, and i capture vxlan packet on eth0 by tcpdump, > there is no vxlan packet, do anyone know why? > > > > > > You can dump-flows from datapath and check what is happening to the > packets. > > ovs-appctl dpctl/dump-flows > > > > *>>>>[Sugesh] My 2 cents* > > *I assume eth0 is DPDK port, in that case you cannot tcpdump on those > ports.* > > *Can you please verify the arp entries configured on the OVS ??* > > > > *ovs-appctl tnl/arp/show* > > > > *br0 must have the arp entry for “10.53.87.242” * > > *br-vxlan must have the arp entry for “10.53.87.254”* > > > > *If they are missing you can set them using * > > > > *ovs-appctl tnl/arp/set br0 10.53.87.242 <MAC address of br-vxlan>* > > *ovs-appctl tnl/arp/set br-vxlan 10.53.87.254 <MAC address of remote end>* > > > > > > > > >
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