Access ASPIRE 2A

Access to ASPIRE 2A is via an SSH (Secure Shell) client to the login nodes. If you do not have an SSH client yet, see Choose Your SSH Client.

User Affiliation	FQDN
A*STAR	`aspire2a.a-star.edu.sg`
NTU	`aspire2antu.nscc.sg`
NUS	`aspire2a.nus.edu.sg`
SUTD	`aspire2a.sutd.edu.sg`
Others	`aspire2a.nscc.sg` or `login.asp2a.nscc.sg`

Access Instructions by Organisation

The access steps differ by organisation. Follow the instructions for yours below.

If you are outside the A*STAR network, connect to the A*STAR VPN first.
Run the following command from your chosen terminal tool. Replace <userid> with your NSCC (not A*STAR) user ID.
```
ssh <userid>@aspire2a.a-star.edu.sg
```

If you are outside the NTU network

Connect to the NTU VPN.
Access the NTU Jump Host. Refer to this guide for detailed instructions. First-time users should email hpcsupport@ntu.edu.sg to request access.
Run the following command from the Jump Host. Replace <userid> with your NSCC (not NTU) user ID.
```
ssh <userid>@aspire2antu.nscc.sg
```

If you are on the NTU network

Run the following command from your chosen terminal tool. Replace <userid> with your NSCC (not NTU) user ID.
```
ssh <userid>@aspire2antu.nscc.sg
```

If you are outside the NUS network, connect to the NUS VPN first.
Run the following command from your chosen terminal tool. Replace <userid> with your NSCC (not NUS) user ID.
```
ssh <userid>@aspire2a.nus.edu.sg
```

If you are outside the SUTD network, connect to the SUTD VPN first.
Run the following command from your chosen terminal tool. Replace <userid> with your NSCC (not SUTD) user ID.
```
ssh <userid>@aspire2a.sutd.edu.sg
```

Connect to the NSCC VPN. First-time users should
- Email help@nscc.sg to request access. Requests will be reviewed on a case-by-case basis. Approval is not guaranteed.
- Complete DUO 2FA enrollment once they receive the approval email from NSCC.
- Set up the NSCC VPN client on their computer.
- Refer to Section 5 of this guide for detailed instructions.
Run the following command from your chosen terminal tool. Replace <userid> with your NSCC user ID.
```
ssh <userid>@aspire2a.nscc.sg
```