(workflows/tailnet)=
# Using the `tailnet`

QuantEcon has a range of servers available on the `tailnet` private network.

| Name | Description |
|------|-------------|
|quantecon-gpu-server1 | Intel NUC Extreme i9 (Intel Core i9-9980HK), 32GB RAM, 1TB HDD, NVIDIA GeForce RTX 3080 (via Thunderbolt) |
|quantecon-gpu-server2 | 128GB RAM, 1TB HDD, NVIDIA GeForce GTX 1080 |

## Loging in

The QuantEcon `tailnet` is provided by [tailscale](https://tailscale.com) which will need to be installed on
your local computer.

You will then need to:

1. login to `tailscale` with your GitHub credentials, and 
2. be an organisation member of [QuantEcon](https://github.com/quantecon).

## Accessing Servers

The [tailscale application](https://tailscale.com/download/) provides access to the private network. 

Use `tailscale` to get the `ip` address of the server.

You then use `ssh` to login. 

```bash
ssh -l <username>
```

Please contact QuantEcon to arrange for a user account on any given server.

You will then need to [setup your user account](workflows:server:user_setup)