"Alan Morris [MSFT]" <alanmo@online.microsoft.com> wrote in message news:O8ukLot7FHA.1140@tk2msftngp13.phx.gbl...
>I use the Intel NetportExpress. I set them up using a Standard TCP/IP port in LPR mode to the LPT1_PASSTHRU share on the Netport.
>
> How are you creating the printer attached to the Netport device?
>
> The port number in the Firewall setting has Zero to do with a printing port name. Firewalls reference TCP/IP port numbers.
>
> For example the file and printing TCP/IP Ports are 139 and 445 and UPD port numbers 137 and 138.
>
> If the Intel device requires some sort of backchannel communication, you can also enable firewall logging to determine which port
> it wants to talk to.

thanks for your response and I did solve it.
my printer properties showed I was using port IntelPS-Parr2, which the firewall didn't recognise so I added a port and gave it the
same number as my printer server IP address on the network. The printer now works with the firewall on.