SSH and firewalls

Today's dilemma was caused by SSH and my firewall settings. As I use a shared connection, I do not have any access to the router and firewall settings. But still, I need to connect to my home LAN by using SSH and our firewall does not allow incoming SSH connections but allows outgoing ones.

There might be a few methods to solve this, but I've been using mainly reverse tunnels. Warning! This use of SSH may impose a security risk to the site in question, or be a security policy violation!

As usual, I will go the easy way and just point to the answer: HowTo