Rich Shepard wrote:
> On Sun, 7 Jun 2015, Ken Stephens wrote:
>
>> Open the 631 port to the printer's lan if the printer is running through
>> CUPS. Then CUPS should find it in adding a printer.
> Ken,
>
>     On the laptop, using a Web browser, I opened http://localhost:631 and
> added the two printers using socket://192.168.55.192:9100 for the one, and
> .194:9100 for the other. CUPS cannot find that address because it's not
> world addressable. Perhaps using a port other than socket would solve the
> problem?
>
>     If the laptop is away from here it would be the same issue: how to point
> CUPS on the portable to the proper IP address and port across the 'Net.
> Perhaps I need to set up a VPN?
>
> Thanks,
>
> Rich
Rich,

Your router will NAT for your LAN, if you configure it to pass the port 
you are using through it.  Check your firewall settings on your router.

Ken

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