From: Martin Josefsson <gandalf@wlug.westbo.se>
To: David Brownell <david-b@pacbell.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Linux 2.6.11-rc2
Date: Mon, 24 Jan 2005 19:05:54 +0100 [thread overview]
Message-ID: <1106589954.1085.5.camel@tux.rsn.bth.se> (raw)
In-Reply-To: <200501232251.42394.david-b@pacbell.net>
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On Sun, 2005-01-23 at 22:51 -0800, David Brownell wrote:
> I'm seeing a problem with TCP as accessed through KMail (SuSE 9.2, x86_64).
> But oddly enough, only for sending mail, not reading it; and not through
> other (reading) applications... it's a regression with respect to rc1 and
> earlier kernels. Basically, it can only send REALLY TINY emails...
>
> What ethereal shows me is roughly:
>
> - SMTP connect, initial handshake, ok (ACKed later)
> - Send two 1500 byte Ethernet packets
> - Each gets an ICMP destination unreachable, frag needed, next hop MTU 1492
> - ... all retransmits are 1500 bytes not 1492, triggering ICMPs ...
>
> Naturally the connection goes nowhere.
Is there a firewall on this machine? And if so, do you allow inbound
icmp?
--
/Martin
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next prev parent reply other threads:[~2005-01-24 18:06 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-24 6:51 David Brownell
2005-01-24 18:05 ` Martin Josefsson [this message]
2005-01-24 21:13 ` David Brownell
2005-01-25 18:35 ` David Ford
2005-01-25 18:54 ` David Brownell
2005-01-27 9:02 ` 2.6.11-rc2 TCP ignores PMTU ICMP (Re: Linux 2.6.11-rc2) Janos Farkas
2005-01-27 19:28 ` David Brownell
2005-01-27 20:00 ` Janos Farkas
2005-01-27 23:11 ` David Brownell
2005-01-27 23:41 ` David S. Miller
2005-01-28 1:33 ` Patrick McHardy
2005-01-28 3:00 ` Rusty Russell
2005-01-28 14:04 ` Art Haas
2005-01-31 22:13 ` Bill Davidsen
-- strict thread matches above, loose matches on Subject: below --
2005-01-22 2:13 Linux 2.6.11-rc2 Linus Torvalds
2005-01-22 6:32 ` Udo A. Steinberg
2005-01-22 14:04 ` Martin Josefsson
2005-01-22 20:57 ` Udo A. Steinberg
2005-01-22 21:05 ` Martin Josefsson
2005-01-22 21:15 ` Linus Torvalds
2005-01-22 23:54 ` sean
2005-01-23 0:34 ` Martin Josefsson
2005-01-23 17:26 ` sean
2005-01-23 21:11 ` Magnus Määttä
2005-01-24 10:43 ` Adrian Bunk
2005-01-24 18:23 ` Magnus Määttä
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