# Minenet server 1 ###### tags: `SDN` `mininet` `server` Topology ![](https://hackmd.io/_uploads/rJuXtJ_E3.png) ``` mn --topo single,3 ``` ``` netstat -tunlp ``` t tcp u udp l listening p process ID ## Start SSH Server ``` root@ubuntu:/home/user# which sshd /usr/sbin/sshd root@ubuntu:/home/user# /usr/sbin/sshd ``` Check ssh server 有沒有起來 ``` netstat -tunlp | grep 22 ``` H1 ssh login H2 ``` ssh user1@10.0.0.2 ``` ![](https://hackmd.io/_uploads/B1jnTJuN2.png) mininet ssh Account & Password 都是共享 本機 InFo -> Dockernet 可以解決這個問題