Port Forwarding what is this and is it needed ?

[jamjar]

Hi there i was reading something on the internet ,and wondered if it is needed on a router ,and does anyone uses it ,it is something called 'Port Forwarding'

 

[crashuk]

Hi there i was reading something on the internet ,and wondered if it is needed on a router ,and does anyone uses it ,it is something called 'Port Forwarding'

http://en.wikipedia.org/wiki/Port_forwarding