Open vSwitch
又稱為OVS，是一種開放原始碼、虛擬的Switch。SDN崛起，硬體廠商還未跟上，但軟體已經搶先一步，OVS已經順利支援OpenFlow，不同版本的OVS所支援的OpenFlow版本也不同：
| Open vSwitch | OF1.0 | OF1.1 | OF1.2 | OF1.3 | OF1.4 | OF1.5 |
|---|---|---|---|---|---|---|
| 1.9 and earlier | yes | - | - | - | - | - |
| 1.10 | yes | - | [ * ] | [ * ] | - | - |
| 1.11 | yes | - | [ * ] | [ * ] | - | - |
| 2.0 | yes | [ * ] | [ * ] | [ * ] | - | - |
| 2.1 | yes | [ * ] | [ * ] | [ * ] | - | - |
| 2.2 | yes | [ * ] | [ * ] | [ * ] | [ % ] | [ * ] |
| 2.3 | yes | yes | yes | yes | [ * ] | [ * ] |
[ * ] Supported, with one or more missing features.
[ % ] Experimental, unsafe implementation.
安裝步驟
輸入
opkg update更新安裝清單輸入
opkg install openvswitch安裝Open vSwitch輸入
ps w | grep ovs，如果有看到執行中的ovsdb-server和ovs-vswitchd就代表安裝成功
輸入
ovs-vswitchd -V可以檢查Open vSwitch的版本