Re: Request (was [EXIM] POP)

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著者: Alan Thew
日付:  
To: James FitzGibbon
CC: Exim List
題目: Re: Request (was [EXIM] POP)
qpopper can be made to ignore "leave on server"

-- 
Alan Thew                                       alan.thew@???
Computing Services,University of Liverpool      Fax: +44 151 794-4442


On Thu, 3 Dec 1998, James FitzGibbon wrote:

>On Thu, 3 Dec 1998, Philip Hazel wrote:
>
>> The big problem we have with POP is the Eudora users who select the
>> "leave mail on server" button. How do ISPs cope with that, or do they
>> lock out that option somehow?
>
>Cucipop can do one of two rather nasty things:
>
>- sabotage the 'UIDL' command, making it always return a psuedo-random
>value. This causes people who have 'leave messages on server' turned on
>to download *all* their mail every time they check it. They soon learn.
>This of course makes you non-RFC compliant.
>
>- force a 'DELE' for each successfully 'RETR'd message. Also makes you
>non-RFC compliant.
>
>At our site, we wrote our own Maildir compatible POP daemon which deletes
>read messages (based upon the ',2:S' suffix) when the mtime of the file in
>question exceeds a policy value (in our case, 90 days)
>
>



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