Cluster networking

Networking in the cluster can sometimes be confusing as some aspects are configured differently to the rest of the Informatics network. This page will explain the configuration and how this interacts with accessing the cluster including using the VPNs.

The principle differences are:

  • cluster nodes are not accessible by SSH;
  • cluster nodes use RFC1918 addressing.

Personal Information Processor (PIP)

This is the School's central information management system, used to hold and maintain data localised to specific School needs and supplemental to central systems. The system is open to all University accounts, content is principally only made available to employees, although some specific modules also make content available to students. Further information is available from the Informatics Sharepoint Hub.

Singularity

Singularity is a container platform, perhaps the most well-supported Docker alternative. It allows you to run containers that package up pieces of software in a way that is portable and reproducible. You can build a container using Singularity on your laptop, self-managed desktop or a virtual machine and then run it on a DICE desktop or server or even move it to the cloud or a HPC cluster.

SSH Proxy

SSH Proxy

These instructions written by Iain Murray (thanks!) may help you with setting up an SSH Proxy for remotely accessing University or School of Informatics web sites from outside of the University (which would otherwise require you to use a VPN).

You can use a browser on your own home machine, but make websites think you are coming from a machine that you can ssh into (i.e., remote.ssh).

Chrome Remote Desktop

What it does

Google's Chrome Remote Desktop (or "CRD") is a way of sharing control of your remote DICE desktop session with somebody else. (Don't confuse it with our similarly named ⇒ remote desktop service.) We're using it to help facilitate group lab work, to help give participants some interaction and support when we can't provide these sessions face to face on campus.

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