Useful ports to have around

Useful ports to have around
Remote Assistance runs over the top of Terminal Services technology and uses the same TCP port used by Terminal Services: port 3389.
Remote Assistance will not work if outbound traffic from TCP port 3389 is blocked.
ssh is port 22
https is 443
http is 80

How to change the listening port for Remote Desktop

22/tcp   open  ssh
25/tcp   open  smtp
53/tcp   open  domain
80/tcp   open  http
111/tcp  open  rpcbind
139/tcp  open  netbios-ssn
443/tcp  open  https
445/tcp  open  microsoft-ds
631/tcp  open  ipp
3306/tcp open  mysql
8000/tcp open  http-alt

Xbox live requires that you forward some ports to voice chat.
UDP 88 & UDP/TCP 3074
Description of Firewall Ports for Xbox LIVE and Games for Windows LIVE


Configuring the Windows Firewall to Allow SQL Server Access - SQL Server default instance running over TCP port 1433. Transact-SQL debugger TCP port 135