Perhaps one of the exim machines is setup with ESMTP/8BIT, and the other
is not, and for ome reason sendmail is doing something different with
one situation than the other? In either case, sendmail is wrong.
On Thu, 28 Jun 2001, Mike Weller wrote:
>
> Thanks Sheldon.
>
> Now I'm really confused. I sent an email from a machine running sendmail
> TO a machine running exim. I sent an identical email from a machine
> running sendmail TO a machine running sendmail.
>
> On the receiving sides, I SNIFFED the SMTP connections.
>
> It appears that sendmail is OMITTING the "Content-transfer-encoding",
> because EXIM isn't even receiving it! Is there something that
> sendmail is "probing" exim for in its communication that might
> cause it to drop the content-transfer-encoding line? I guess I'll
> try sniffing the other direction.
>
> from sendmail server to exim server:
>
> SNIFFED email from SENDMAIL to EXIM:
> . . . < / d i v > . . . . < / b o d y > . . . . < / h t m l > . . . . - - -
> - - - = _ N e x t P a r t _ 0 0 1 _ 0 0 3 2 _ 0 1 C 0 F F E 7 . 0 7 0 D 1 5
> 0 0 - - . . . . - - - - - - = _ N e x t P a r t _ 0 0 0 _ 0 0 3 1 _ 0 1 C 0
> F F E 7 . 0 7 0 D 1 5 0 0 . . C o n t e n t - T y p e : a p p l i c a t i
> o n / v n d . m s - p o w e r p o i n t ; . . . n a m e = " E m p l o y e e
> P a c k E m a i l 0 3 0 4 0 1 . p p t " . . C o n t e n t - D i s p o
> s i t i o n : a t t a c h m e n t ; . . . f i l e n a m e = " E m p l o y
> e e P a c k E m a i l 0 3 0 4 0 1 . p p t " . . . . 0 M 8 R 4 K G x G
> u E A A A A A A A A A A A A A A A A A A A A A P g A D A P 7 / C Q A G A A A
> A A A A A A A A A A A A I A A A A k A M A A A A A A A A A . . E A A A k w M
> A A A E A A A D + / / / / A A A A A I Y D A A C H A w A A i A M A A I k D A
>
> Actual contents for SENDMAIL to EXIM:
> ------=_NextPart_001_0032_01C0FFE7.070D1500--
>
> ------=_NextPart_000_0031_01C0FFE7.070D1500
> Content-Type: application/vnd.ms-powerpoint;
> name="Employee Pack Email 030401.ppt"
> Content-Disposition: attachment;
> filename="Employee Pack Email 030401.ppt"
>
> 0M8R4KGxGuEAAAAAAAAAAAAAAAAAAAAAPgADAP7/CQAGAAAAAAAAAAAAAAAIAAAAkAMAAAAAAAAA
> EAAAkwMAAAEAAAD+////AAAAAIYDAACHAwAAiAMAAIkDA
>
> =================================================================
>
>
> SNIFFED email from SENDMAIL to SENDMAIL:
> / f o n t > < = . . / p > . . . . < / d i v > . . . . < / b o d y > . . . .
> < / h t m l > . . . . - - - - - - = _ N e x t P a r t _ 0 0 1 _ 0 0 3 2 _ 0
> 1 C 0 F F E 7 . 0 7 0 D 1 5 0 0 - - . . . . - - - - - - = _ N e x t P a r t
> _ 0 0 0 _ 0 0 3 1 _ 0 1 C 0 F F E 7 . 0 7 0 D 1 5 0 0 . . C o n t e n t - T
> y p e : a p p l i c a t i o n / v n d . m s - p o w e r p o i n t ; . . .
> n a m e = " E m p l o y e e P a c k E m a i l 0 3 0 4 0 1 . p p t " .
> . C o n t e n t - T r a n s f e r - E n c o d i n g : b a s e 6 4 . . C o
> n t e n t - D i s p o s i t i o n : a t t a c h m e n t ; . . . f i l e n
> a m e = " E m p l o y e e P a c k E m a i l 0 3 0 4 0 1 . p p t " . .
> . . 0 M 8 R 4 K G x G u E A A A A A A A A A A A A A A A A A A A A A P g A D
> A P 7 / C Q A G A A A A A A A A A A A A A A A I A A A A k A M A A A A A A A
> A A . . E A A A k w M A A A E A A A D + / / / / A A A A A I Y D A A C H A w
> A A i A M A A I k D A A C K A w A A i w M A A J I D A A C R A w A A / / / /
>
> Actual contents for SENDMAIL to SENDMAIL:
> ------=_NextPart_001_0032_01C0FFE7.070D1500--
>
> ------=_NextPart_000_0031_01C0FFE7.070D1500
> Content-Type: application/vnd.ms-powerpoint;
> name="Employee Pack Email 030401.ppt"
> Content-Transfer-Encoding: base64
> Content-Disposition: attachment;
> filename="Employee Pack Email 030401.ppt"
>
> 0M8R4KGxGuEAAAAAAAAAAAAAAAAAAAAAPgADAP7/CQAGAAAAAAAAAAAAAAAIAAAAkAMAAAAAAAAA
> EAAAkwMAAAEAAAD+////AAAAAIYDAACHAwAAiAMAAIkDAACKAwAAiwMAAJIDAACRAwAA////////
> ////////////////////////////////////////////////////////////////////////////
>
>
> >
> >
> > On Thu, 28 Jun 2001 14:56:08 EST, Mike Weller wrote:
> >
> > > I thought that the SMTP servers didn't care about attachment headers,
> > > and that the mail clients just dumped them like "data". Will upgraded
> > > to Exim 3.22 solve this problem, or is there some other workaround?
> > > I don't understand why the content is different.
> >
> > I've been using Exim 3.22 since it came out and have been receiving the
> > Content-Transfer-Encoding header fine.
> >
> > However, unless someone confirms that this was a known problem that was
> > addressed, I'd be _very_ careful about putting effort into an upgrade in
> > an attempt to fix this. First rule out local filters, pipes and MDAs.
> >
> > Ciao,
> > Sheldon.
> >
> >
>
>
>
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