I set-up a TeamSpeak server after thinking about my new router, then thinking about port forwarding, then thinking about how there is no TeamSpeak server anymore. So, here it is. TeamSpeak is a voice chat.
http://www.teamspeak.com/?page=downloads - Download TS 2 client, the first download.
How to connect:
1. Go to the connection tab and select "connect"
2. Enter "blockland.no-ip.org" as the server address
3. Connect