How can I connect my SDSC Cloud instance to the internet?

Answer

By default, and when following the steps in the SDSC Cloud Compute “Getting Started” instance guides, the Security Group assigned to an instance blocks all internet traffic other than either SSH access for Linux instances or RDP access for Windows instances.

Opening the ports needed to receive internet traffic, such as port 80 for http traffic and port 443 forhttps traffic, is required in order to receive other traffic.

Steps to Open Ports for Traffic

  1. In the SDSC Dashboard, navigate to Network → Security Groups

  2. On the Security Group applied to the instance, click “Manage Rules.”

  3. Click “+Add Rule”

  4. Choose a known protocol, such as HTTPS, from the drop down list OR choose a custom rule.

  5. If a known rule is used, only define the CIDR field if you want to restrict the sender of incoming traffic to a certain space. Otherwise, leave it as the default 0.0.0.0/0 to allow all incoming traffic to that port.
    If a custom rule is used, apply the custom fields appropriately and click “Add.”

For first-time developers and admins: applications installed on the instance may need additional routing set up on the system through Apache, Nginx, or another web service to receive incoming traffic through an open port and route it to the appropriate application.

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Email SDSC Support

Email support@sdsc.edu for assistance from SDSC Cloud engineers.