ovs 流表机制(v1)

 ip netns add ns1

    
 ip netns add ns2
    
 ip link add tap0 type veth peer name tap0_br
    
 ip link add tap3 type veth peer name tap3_br
    
 ip link set tap0 netns ns1
    
 ip link set tap3 netns ns2
    
 ovs-vsctl add-br vswitch0
    
 # 启动tap0和tap3、lo及它们的对端
    
 ip netns exec ns1 ip link set tap0 up
    
 ip netns exec ns1 ip link set lo up
    
 ip netns exec ns2 ip link set lo up
    
 ip netns exec ns2 ip link set tap3 up
    
 ip link set tap0_br up
    
 ip link set tap3