Question about the list and follow up to advice questions

[djgoku]

On 1/27/07, Arthur Pemberton <pemboa at gmail.com> wrote:
>
> I have found TimeWarner RoadRunner to be quite good myself. Do note
> however, that they block of port 631

So what is port 631 used for other than below?

ipp             631/udp     # IPP (Internet Printing Protocol)
ipp             631/tcp     # IPP (Internet Printing Protocol)

I haven't seen/heard many people printing from the internet.