2019 SDN上机第2次作业
1. 利用mininet创建如下拓扑,要求拓扑支持OpenFlow 1.3协议,主机名、交换机名以及端口对应正确,请给出拓扑Mininet执行结果,展示端口连接情况 2. 直接在Open vSwitch下发流表,用vlan得到下列虚拟网段,请逐条说明所下发的流表含义 sudo ovs-ofctl -O OpenFlow13 add-flow s1 priority=1,in_port=1,actions=push_vlan:0x8100,set_field:4096-\>vlan_vid,output:4 //转发S1端口1的包到端口4,并打上vlan_tag sudo ovs-ofctl -O OpenFlow13 add-flow s1 priority=1,in_port=2,actions=push_vlan:0x8100,set_field:4097-\>vlan_vid,output:4 //转发S1端口2的包到端口4,并打上vlan_tag sudo ovs-ofctl -O OpenFlow13 add-flow s1 priority=1,in_port=3,actions=push_vlan:0x8100,set_field:4098-\>vlan_vid,output:4 //转发S1端口3的包到端口4,并打上vlan_tag sudo ovs-ofctl