At the NY meeting, it was recommended that we (HP) register our TCP port
9100 usage with IANA. I asked our I/O people about registering and received
the following response.
I am in the process of registering port 9100 with IANA. However, the
> process has been going on for some time. At first we decided that we
> wanted to set aside a block (say 9100 - 9120) for the future. The
> answer from IANA was an NO. I have recently asked for less ports but
> have not received a response yet. They are slow and not very amiable.
> IANA registration is a pain in the rear!
So, we are trying.