Login with Command Line Interface (CLI)

  1. Run the ssh command in your terminal (replacing <user> with your UTD NetID and <hostname> with one of the server hostnames listed below) and press Enter:

    ssh -Y <user>@<hostname>

  2. If this is your first time connecting, you will see a warning about host authenticity. Type yes and press Enter to continue.

  3. Type your UTD NetID password and press Enter.

Note

Mac users can configure passwordless login and SSH client aliases to log in by simply typing ssh cortex or ssh ponyo without entering a password. See the Passwordless SSH Login and the SSH Alias Configuration pages for instructions.

  1. Download and install MobaXterm Home Edition.

  2. Launch MobaXterm and click on Session in the top-left toolbar.

  3. Select SSH from the session types to configure the connection:

    • Remote host: Enter one of the hostnames listed below (e.g., cortex.cvl.utdallas.edu).

    • Specify username: Check the box and enter your UTD NetID.

    • Port: Leave it as 22.

  4. Click OK. A terminal prompt will appear asking for your UTD password; enter it and press Enter.

  1. Download and install PuTTY.

  2. Launch PuTTY and configure the session settings:

    • Host Name (or IP address): Enter <user>@<hostname> (e.g., netid@cortex.cvl.utdallas.edu).

    • Port: Leave it as 22.

    • Connection type: Ensure SSH is selected.

  3. Click Open.

  4. If a “PuTTY Security Alert” box pops up (verifying host keys), click Accept or Yes.

  5. Enter your NetID password in the terminal window and press Enter.

Server: cortex (Recommended)

HPC Cluster

Hostname: cortex.cvl.utdallas.edu

Server: ponyo (Legacy)

Standalone Server

Hostname: cvlkrcompute1.utdallas.edu

Alias Hostname: ponyo.utdallas.edu