Moving my app with instant rails to another machine


I am doing a poor man’s equivalent of deploying. I had Instant rails on my laptop with mysql and the whole shebang. I now want to show my work to my professor and I am not looking to do a “production deployment”.

I tried moving my entire instant rails folder into a machine that has an IP exposed outside. However when I start mongrel it says listening at localhost or

I am not able to hit it from outside.

Is this a regular “port not open check firewall” issue or is there a setting in mongrel that tells it that it is not just serving localhost anymore?


mongrel by default serves to all IP's, if you cant get to it from
external then there is probably a firewall issue...
if its linux, type iptables -L and check