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Diffstat (limited to 'docs/development')
| -rw-r--r-- | docs/development/overview/index.rst | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/docs/development/overview/index.rst b/docs/development/overview/index.rst index 8747170..e932f9a 100644 --- a/docs/development/overview/index.rst +++ b/docs/development/overview/index.rst @@ -244,3 +244,20 @@ https://wiki.opnfv.org/display/sdnvpn/SDNVPN+Testing Reconnect the OVS by adding ip tables drop rule and then remove it The flows and groups are still intact and none of the flows/groups are removed + + Testcase 13: Test ECMP (Equal-cost multi-path routing) for the extra route + This testcase validates spraying behavior in OvS when an extra route is + configured such that it can be reached from two nova VMs in the + same network. + + Setup procedure: + Create and start VM1 and VM2 configured with sub interface set to same ip + address in both VMs, connected to a common network/router. + Update the VM1 and VM2's Neutron ports with allowed address pairs for sub + interface ip/mac addresses. + Create BGPVPN with two route distinguishers. + Associate router with BGPVPN. + Update the router with above sub-interface ip address with nexthops set to + VMs ip addresses. + Create VM3 and connected to the same network. + Ping sub-interface IP address from VM3. |