On Fri, 07 Nov 2008 03:12:09 +1030, Tim wrote: > Beartooth: >> Let me see if I have this straight. Having done most of the two >> footnoted parts above (maybe all -- I tried to), I *think* I can just >> go from client to client, deleting *all* printers (if all will let me; >> last time I tried that, as I said above, there was one that seemed >> immortal, afaict). > > If desperate, one could go into /etc/cups/ and remove the entries for > particular printers. I'm not sure how it handles missing files, but you > could load the file and remove all the configuration data, leaving just > the two comment lines at the top of printers.conf. I'll bear that in mind. >> If/when I get the present entries deleted, they will presumably >> once again find my wife's printer downstairs. They did last time, >> doubly : once as a printer and once as a fax. Does it hurt to have that >> there? Should I re-delete it, or maybe go shut her machine down (she's >> out of town) before I start telling clients to find printers? > > I can't see a problem with their being a paper printer and a fax printer > on the list, unless they're named so badly that you can't pick the right > one, but a rename would sort that out. > > If that computer's not in use, you could remove it from the equation > while you set the rest up. > > Tim: >>> * On my LAN, all the PCs are trusted explicitly, so I took the easy >>> option of setting the firewall to trust eth0 as a whole, rather than >>> particular ports. > >> I did that, iiuc : marked both eth0 and ippp+ as trusted on all >> clients and on the server. > > I wouldn't go marking ppp as trusted, that's the interface to the world. > That's throwing the firewall away, completely. It was Ippp+, not ppp+; but I changed it back, to be sure. ^ ^ >>> ** Share out that printer to the LAN but it doesn't need sharing to >>> the internet, unless you have a mixture of different isolated subnets, >>> where that option will allow crossing from one subnet to another. > >> I don't have such complications -- it's all one plain LAN, without >> subnets. But I don't follow how I share it only to the LAN -- unless >> that's what trusting eth0 and ippp+ do, perhaps?? > > CUPS has two administration options in this area, share printers (to the > local network), and allow printing from the internet (share it to anyone > and everything). The first will only allow printing within the boundary > of what's considered the local network. > > Firewall configuration is a separate issue. Allowing *connections* > between interfaces and ports, and where the allowing and disallowing > happens (with the local network, and the external network, separately). > > >> We don't normally fax things, nor receive faxes; but I can easily >> imagine it becoming convenient to be able to print to one another's >> printers, for instance if one breaks down or runs out of ink/ >> toner/whatever. Otoh, it sounds like a large can of worms ... > > Or, if one printer has features that the other does not (colour, > double-sided, collating, etc.), or you're going to print something > intended for the other person (it can sit in their printer out tray). > There's a plethora of reasons why you might do that. > > On the other hand, if you have one printer that you want to be able to > use anywhere, and another that will only be used with the computer it > sits next to, then share out the first one, and don't share the second > one. > >> I haven't (yet, at least) done a thing about my wife's machine nor >> printer -- not made it either a client or a server. > > So, that's still got the factory pre-configuration, so to speak? In > that case, I'd leave it alone while you play with the rest of your > network, and you can *look* at what it does as you go along. > >>> Having said that, if you're reconfiguring a system which already had >>> printers configured all over the place on the clients, you'd want to >>> remove all those configurations, and then let them find the servers by >>> themselves, again. > >> Hmmm ... Does that mean I need to go reconfigure my wife's CUPS >> in any case?? > > Now I'm confused. If you hadn't done anything to it before, why would > you need to now? I wasn't sure whether the fact that my clients had found her printer constituted "printers configured all over the place on the clients." Now I take you to mean it doesn't. -- Beartooth Staffwright, PhD, Neo-Redneck Linux Convert Remember I know precious little of what I am talking about. -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines