On Sun, 15 Jun 2003, Henrik Edlund wrote:

> On Sat, 14 Jun 2003 [EMAIL PROTECTED] wrote:
> 
> > Every time a job is printed, lprng scans the entire spool before deciding
> > to print the next job.  It does a DNS lookup on the originating host of
> > every job.  So if you have 5 jobs in the spool, it has to do 5 lookups,
> > print job #5, do 4 lookups, print job #4, etc.
> 
> But why? If there is an IP restriction in lpd.perms on printing, why isn't
> the first job picked, DNS checked and then printed or rejected. Where is
> the need check with DNS for every job for each print?

That's the point; that's how LPRng works.  I don't know what reason is 
behind it, but it does.
 
> > A patch like this would at least put me a step closer to blowing away
> > these lookups.  I did mis-understand a fair bit of what you are doing
> > (and I haven't kept up, so I'm not sure of the background behind why you
> > had come up with this), but it is a stepping stone, at the very least.
> 
> Hmm, in what way? If you store the address in number form in the control
> file and use IP numbers in your lpd.perms file, there should be no need
> for lookups, right?

Exactly.  That's what I'd be looking for.

Bradley Hartin - [EMAIL PROTECTED]
Communications and Network Administrator
Straus-Frank Company

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