= [http://groups.geni.net/geni/wiki/GENIExperimenter/Tutorials/GettingStarted_PartI/Procedure Lab Zero: A First Experiment Using GENI] = {{{ #!html
|
Figure 4-1 Login to a VM. |
The command prompt on each node says "client" or "server" respectively. |
If you are using resources at an InstaGENI aggregate do:
sudo yum install iperf |
If you are using resources at an ExoGENI aggregate do:
sudo apt-get install iperf hash |
The ExoGENI "neuca" service controls a variety of network configuration details. |
Be extra careful to disable the IP on the data interface, bringing down the IP on the control interface means that you will lose connectivity to your host. |
Unfortunately, in order to recover from a situation like this where you've lost the ability to login to your nodes, the only way to recover is to delete your resources and start again. |