5
votes
1answer
292 views

Why do Mathematica and MathKernel need “incoming connections”?

My firewall (the "Application Firewall" in OS X 10.8.2) detects that Mathematica (9.0.1.0) and "MathKernel" both request incoming connections. My configuration expects all incoming connections to be ...
17
votes
1answer
577 views

How do you use ssh-keys instead of a password to run a remote-kernel over ssh?

On all of the servers that I regularly interact with, I have ssh-keys setup for passwordless access via ssh. Yet, every time I attempt to start a remote-kernel over ssh, I get asked for a password ...