ZombieMod 4.0

I found an online guide for my router and forwarded the port exactly as it said.
I still get the error however.
I am wondering if I didn't forward the ports right (doubtful) or maybe its something that I am overlooking.

Its my own server.
I'll take a stab at forwarding the port.
I use Zone Alarm and have given Steam and CS:S full access to use the Internet/Local Network.
I've never done this, so I will google port forwarding and go from there.
Thanks!

Ok, I have browsed the forums and FAQ and haven't seen anything on this matter.

I correctly installed MetaMod Source and installed everything for Zombie Mod.
I know it is installed correctly, because when I type "meta list" into the console, it comes up with the zombie mod.

Now, when I start a ...