Download ``` wget https://static.cpolar.com/downloads/releases/3.3.18/cpolar-stable-linux-amd64.zip ``` unzip ``` unzip -x ./cpolar-stable-linux-amd64.zip chmod -755 cpolar ``` registr an Authtoken ``` OTVkY2VlMDQtYTYyNi00OWMxLWJlNTktYjVjMmEyY2NmNGY2 ``` Apply the Authtoken ``` ./cpolar authtoken OTVkY2VlMDQtYTYyNi00OWMxLWJlNTktYjVjMmEyY2NmNGY2 ``` you must add cpolar an authtoken，the token will banding with your user account. cpolar will save the authtoken in the forder ~/.cpolar/cpolar.yml ``` ./cpolar tcp -region=us 22 Forwarding tcp://1.tcp.cpolar.io:10026 -> tcp://127.0.0.1:22 ``` ![](https://hackmd.io/_uploads/rksTK_9pn.png) ``` ssh ubuntu@001.tcp.cpolar.io -p 10478 ``` ![](https://hackmd.io/_uploads/BJrf5dc6n.png)