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Re: failed installation debian-mipsel (Decstation 5000/150)

To: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Subject: Re: failed installation debian-mipsel (Decstation 5000/150)
From: Florian Lohoff <flo@rfc822.org>
Date: Tue, 27 Nov 2001 16:38:54 +0100
Cc: debian-mips@lists.debian.org, debian-boot@lists.debian.org, linux-mips@oss.sgi.com
In-reply-to: <Pine.GSO.3.96.1011127150516.440F-100000@delta.ds2.pg.gda.pl>
Organization: rfc822 - pure communication
References: <20011127134930.A7022@paradigm.rfc822.org> <Pine.GSO.3.96.1011127150516.440F-100000@delta.ds2.pg.gda.pl>
Sender: owner-linux-mips@oss.sgi.com
User-agent: Mutt/1.3.23i
On Tue, Nov 27, 2001 at 03:33:42PM +0100, Maciej W. Rozycki wrote:
> On Tue, 27 Nov 2001, Florian Lohoff wrote:
> 
> > The decstation fails to answer ARP requests while downloading. From
> > kernel 2.2 on the arp entries expire faster which lets the tftp download
> > fail somewhere in the middle.
> 
>  I see.  I haven't used TFTP on the DECstation ever.  I think the default
> timeout is too low anyway.  RFC826 does not specify any timeouts but
> keeping them below 2 minutes is pointless IMO.  If an interface assigned
> to an IP address changes its MAC address, it will start to use the new one
> for ARP requests immetiately and all caches in the LAN will have a chance
> to get updated.

IIRC the kernel refreshes the timeout on communication - But only on
TCP not UDP ...

> > It didnt - I at least let the machine wait for 15-20 Minutes while
> > digging the code...
> 
>  Weird -- the read should time out after 10000 loops...  It definitely
> needs to be checked. 

Did this change lately - The kernel of the boot-floppies is a little
old.

Flo
-- 
Florian Lohoff                  flo@rfc822.org             +49-5201-669912
Nine nineth on september the 9th              Welcome to the new billenium

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