OpenDaylight JIRA https://jira.opendaylight.org This file is an XML representation of an issue en-us 8.20.10 820010 22-06-2022 [NETVIRT-1079] Host Route:Do not add a static route to Ubuntu VM when nexthop IP is set to its own VM IP https://jira.opendaylight.org/browse/NETVIRT-1079 netvirt <p>Problem description:</p> <p>A static route is getting configured to Ubuntu VM when nexthop IP is set to its own VM IP. Due to this extra route in VM, traffic loss seen when trying to ping between different subnets.</p> <p> </p> <p> </p> <p> </p> NETVIRT-1079 Host Route:Do not add a static route to Ubuntu VM when nexthop IP is set to its own VM IP Bug Medium Verified Done Arun Sharma Arunkumar Murukesan Tue, 6 Feb 2018 09:22:40 +0000 Thu, 5 Apr 2018 06:46:48 +0000 Wed, 28 Feb 2018 06:56:21 +0000 Nitrogen Oxygen 1 2 <p>Fixed by <a href="https://git.opendaylight.org/gerrit/68350" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/68350</a></p> <p>Tested with build - karaf-0.8.0-20180309.023057-1679:<br/> -----------------------------------------------------</p> <p>openstack subnet show SUBNET1<br/> <ins>------------------------<del></ins></del>--------------------------------------------------+</p> <div class='table-wrap'> <table class='confluenceTable'><tbody> <tr> <td class='confluenceTd'> Field </td> <td class='confluenceTd'> Value </td> </tr> </tbody></table> </div> <p><ins>------------------------<del></ins></del>--------------------------------------------------+</p> <div class='table-wrap'> <table class='confluenceTable'><tbody> <tr> <td class='confluenceTd'> allocation_pools </td> <td class='confluenceTd'> 10.10.10.2-10.10.10.254 </td> </tr> <tr> <td class='confluenceTd'> cidr </td> <td class='confluenceTd'> 10.10.10.0/24 </td> </tr> <tr> <td class='confluenceTd'> created_at </td> <td class='confluenceTd'> 2018-04-04T08:32:05Z </td> </tr> <tr> <td class='confluenceTd'> description </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> dns_nameservers </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> enable_dhcp </td> <td class='confluenceTd'> True </td> </tr> <tr> <td class='confluenceTd'> gateway_ip </td> <td class='confluenceTd'> 10.10.10.1 </td> </tr> <tr> <td class='confluenceTd'> host_routes </td> <td class='confluenceTd'> destination='10.20.20.0/24', gateway='10.10.10.7' </td> </tr> <tr> <td class='confluenceTd'> id </td> <td class='confluenceTd'> 56e1d700-abc3-46cc-98e6-642b72fa0e76 </td> </tr> <tr> <td class='confluenceTd'> ip_version </td> <td class='confluenceTd'> 4 </td> </tr> <tr> <td class='confluenceTd'> ipv6_address_mode </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> ipv6_ra_mode </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> name </td> <td class='confluenceTd'> SUBNET1 </td> </tr> <tr> <td class='confluenceTd'> network_id </td> <td class='confluenceTd'> 9f6c07b0-97d3-4591-b4f6-0ce710777a99 </td> </tr> <tr> <td class='confluenceTd'> project_id </td> <td class='confluenceTd'> b3a69510790c4f6a9e3aaa1428263087 </td> </tr> <tr> <td class='confluenceTd'> revision_number </td> <td class='confluenceTd'> 6 </td> </tr> <tr> <td class='confluenceTd'> segment_id </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> service_types </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> subnetpool_id </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> tags </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> updated_at </td> <td class='confluenceTd'> 2018-04-04T09:26:50Z </td> </tr> <tr> <td class='confluenceTd'> use_default_subnet_pool </td> <td class='confluenceTd'> None </td> </tr> </tbody></table> </div> <p><ins>------------------------<del></ins></del>--------------------------------------------------+<br/> openstack subnet show SUBNET2<br/> <ins>------------------------<del></ins></del>--------------------------------------------------+</p> <div class='table-wrap'> <table class='confluenceTable'><tbody> <tr> <td class='confluenceTd'> Field </td> <td class='confluenceTd'> Value </td> </tr> </tbody></table> </div> <p><ins>------------------------<del></ins></del>--------------------------------------------------+</p> <div class='table-wrap'> <table class='confluenceTable'><tbody> <tr> <td class='confluenceTd'> allocation_pools </td> <td class='confluenceTd'> 10.20.20.2-10.20.20.254 </td> </tr> <tr> <td class='confluenceTd'> cidr </td> <td class='confluenceTd'> 10.20.20.0/24 </td> </tr> <tr> <td class='confluenceTd'> created_at </td> <td class='confluenceTd'> 2018-04-04T08:46:45Z </td> </tr> <tr> <td class='confluenceTd'> description </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> dns_nameservers </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> enable_dhcp </td> <td class='confluenceTd'> True </td> </tr> <tr> <td class='confluenceTd'> gateway_ip </td> <td class='confluenceTd'> 10.20.20.1 </td> </tr> <tr> <td class='confluenceTd'> host_routes </td> <td class='confluenceTd'> destination='10.10.10.0/24', gateway='10.20.20.8' </td> </tr> <tr> <td class='confluenceTd'> id </td> <td class='confluenceTd'> 847db728-46a6-4162-9e19-e953a5795e9d </td> </tr> <tr> <td class='confluenceTd'> ip_version </td> <td class='confluenceTd'> 4 </td> </tr> <tr> <td class='confluenceTd'> ipv6_address_mode </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> ipv6_ra_mode </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> name </td> <td class='confluenceTd'> SUBNET2 </td> </tr> <tr> <td class='confluenceTd'> network_id </td> <td class='confluenceTd'> 0dae21a6-0185-4d82-8bbe-3d3745aa114d </td> </tr> <tr> <td class='confluenceTd'> project_id </td> <td class='confluenceTd'> b3a69510790c4f6a9e3aaa1428263087 </td> </tr> <tr> <td class='confluenceTd'> revision_number </td> <td class='confluenceTd'> 1 </td> </tr> <tr> <td class='confluenceTd'> segment_id </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> service_types </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> subnetpool_id </td> <td class='confluenceTd'> None </td> </tr> <tr> <td class='confluenceTd'> tags </td> <td class='confluenceTd'>&nbsp;</td> </tr> <tr> <td class='confluenceTd'> updated_at </td> <td class='confluenceTd'> 2018-04-04T09:07:44Z </td> </tr> <tr> <td class='confluenceTd'> use_default_subnet_pool </td> <td class='confluenceTd'> None </td> </tr> </tbody></table> </div> <p><ins>------------------------<del></ins></del>--------------------------------------------------+<br/> $ ip a<br/> 1: lo: &lt;LOOPBACK,UP,LOWER_UP&gt; mtu 16436 qdisc noqueue<br/> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00<br/> inet 127.0.0.1/8 scope host lo<br/> inet6 ::1/128 scope host<br/> valid_lft forever preferred_lft forever<br/> 2: eth0: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast qlen 1000<br/> link/ether fa:16:3e:42:78:11 brd ff:ff:ff:ff:ff:ff<br/> inet 10.10.10.7/24 brd 10.10.10.255 scope global eth0<br/> inet6 fe80::f816:3eff:fe42:7811/64 scope link<br/> valid_lft forever preferred_lft forever<br/> 3: eth1: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast qlen 1000<br/> link/ether fa:16:3e:cf:2b:ba brd ff:ff:ff:ff:ff:ff<br/> inet 10.20.20.8/24 brd 10.20.20.255 scope global eth1<br/> inet6 fe80::f816:3eff:fecf:2bba/64 scope link<br/> valid_lft forever preferred_lft forever<br/> $ route -n<br/> Kernel IP routing table<br/> Destination Gateway Genmask Flags Metric Ref Use Iface<br/> 0.0.0.0 10.20.20.1 0.0.0.0 UG 0 0 0 eth1<br/> 0.0.0.0 10.10.10.1 0.0.0.0 UG 0 0 0 eth0<br/> 10.10.10.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0<br/> 10.20.20.0 0.0.0.0 255.255.255.0 U 0 0 0 eth1</p> <p> </p> Development Priority Rank 0|i03a0v: