[cups.general] suddenly cups isn't sharing printers

[Gene Heskett]

On Thursday 14 September 2006 16:00, Gene Heskett wrote:
>Greetings;
>
>A cups system, 1.1.23 on 3 of my machines & 1.1.22 on another.  I was
> able, say in march of this year, to print to the c82 on this box from
> both my firewall box and the cnc box in the shop, a kubuntu-6.06
> install.
>
And that last *ubuntu one has a cupsys installed based on cups-1.2.2 I 
believe.

>Now recently, the other machines cannot find the network printers defined
>here.  They were all visible to a browser pointed at localhost:631 4
>months ago, on any machine here.
>
>On the firewall box, an "lpstat -p -d -h coyote.coyote.den" returns this:
>[root at gene cups]# lpstat -p -d -h 192.168.71.3:631
>no system default destination

This one I fixed, browseing was turned off in client.conf

>and on the shop box:
>
>root at shop:~# lpstat -p -d -h coyote.coyote.den
>lpstat: No destinations added.
>no system default destination

And it has no client.conf, although adept claims its installed.  Is this an 
error?
I turned up the debugging, and an lpstat -d -p -h coyote now returns this:
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers client-error-not-found: No 
destinations added.
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Classes
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Classes client-error-not-found: No 
destinations added.
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Default
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Default client-error-not-found: No 
default printer
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers client-error-not-found: No 
destinations added.
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Classes
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Classes client-error-not-found: No 
destinations added.
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Default
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Default client-error-not-found: No 
default printer
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdReadClient: 6 POST / HTTP/1.1
D [16/Sep/2006:11:14:11 -0400] cupsdAuthorize: No authentication data 
provided.
D [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers
I [16/Sep/2006:11:14:11 -0400] CUPS-Get-Printers client-error-not-found: No 
destinations added.
D [16/Sep/2006:11:14:11 -0400] cupsdProcessIPPRequest: 6 status_code=406 
(client-error-not-found)
D [16/Sep/2006:11:14:11 -0400] cupsdCloseClient: 6
D [16/Sep/2006:11:15:10 -0400] cupsdNetIFUpdate: "lo" = localhost...
D [16/Sep/2006:11:15:10 -0400] cupsdNetIFUpdate: "eth0" = 192.168.71.4...
D [16/Sep/2006:11:15:10 -0400] cupsdNetIFUpdate: "lo" = localhost...
D [16/Sep/2006:11:15:10 -0400] cupsdNetIFUpdate: "eth0" = 
fe80::230:18ff:fec4:a8b3%eth0...
root at shop:/etc/cups#                                                        

And I have NDI how to fix the authentification issue, which doesn't appear 
to be discussed in the 1.2.2 web page help.

>But here:
>[root at coyote linux-2.6.18-rc7]# lpstat -p -d -h coyote.coyote.den
>printer lp0 is idle.  enabled since Jan 01 00:00
>printer lp1 is idle.  enabled since Jan 01 00:00
>printer lp2 is idle.  enabled since Jan 01 00:00
>printer lp3 is idle.  enabled since Jan 01 00:00
>system default destination: lp2
>
>All 100% functional.
>
>I'm clueless, and don't recall doing anything to /etc/cups/cupsd.conf
> that would have disabled this.  No firewalls are involved.
>
>What should I have as Browse* options here, which are currently:
>
>BrowseProtocols cups
>BrowseAddress @LOCAL
>BrowseShortNames Yes
>BrowseAllow @LOCAL
>BrowseInterval 30
>BrowseOrder deny,allow
>BrowsePort 631
>BrowseTimeout 6666
>
>On the shop box:
>root at shop:~# grep BrowseAddress /etc/cups/cupsd.conf
>BrowseAddress @LOCAL
>
>And on the firewall box:
>BrowseAddress 192.168.71.255
>(I've been playing, tried the broadcast address, nothing else has worked
>either)
>
>Any clues as to why it has now failed here?
>
>Thanks

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Yahoo.com and AOL/TW attorneys please note, additions to the above
message by Gene Heskett are:
Copyright 2006 by Maurice Eugene Heskett, all rights reserved.