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From: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de>
Message-Id: <199701200717.IAA15652@gilberto.physik.rwth-aachen.de>
Subject: Re: Problem in connecting a machine in network
In-Reply-To: <199701200649.AA171312959@fakir.india.hp.com> from A JOSEPH KOSHY at "Jan 20, 97 11:49:18 am"
To: koshy@india.hp.com (A JOSEPH KOSHY)
Date: Mon, 20 Jan 1997 08:17:38 +0100 (MET)
Cc: smraj@hotmail.com, questions@FreeBSD.org
Reply-To: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de>
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> >>>> ""malarraj malarraj"" <smraj@hotmail.com> writes
> 
> > "ed0 at 0x300-0x31f irq 5 on isa                              
> > ed0:address 00:80:29:67:43:ec type NE2000 (16 bit)           
> 
> > ifconfig: ioctl (SIOCGIFFLAGS): no such interface            
> > ifconfig: ioctl (SIOCGIFFLAGS): no such interface            
> 
> Check your /etc/sysconfig to see which interface is trying to be ifconfig'ed?
> It should be "ed0" judging from your message above.
> 
> > If we execute                                                        
> > "ifconfig ed0 202.229.220.229 netmask 255.255.255.0"                 
> > (because we didn't include it in /etc/rc file)                       
> > we get                                                               
> > 
> > "Jan 20 11:16:12 apt /kernal: ed0: device time out"               
> 
> > If we ping to any other machine we are getting same "device timeout"         
> > error thrice and after that "Host is Down" message is coming.                
> 
> Looks like the kernel isn't getting the IRQ.
> 
> > There is no I/O conflicts or IRQ conflicts.We have checked it                
> > while booting (boot -c "visual" option shows there is no conflicts)          
> 
> (a) Check if the card IRQ matches with what the kernel thinks the IRQ is?
>     If I remember right, the probe just looks for the card at the configured
>     IRQ address by reading and writing device memory.  Send or recieving a 
      ^^^
      i/o (port) address (I'm sure you meant that).

>     packet uses the interrupt which isn't checked at probe time.  
>     
>     If necessary, run your DOS tools to see the IRQ the card is actually
>     configured for.  What is printed at startup time is the kernels idea of
>     the IRQ, not the cards actual configuration.
> 
>     Note that this is different from there being any `conflict' of IRQ's 
>     assigned.  
> 
> (b) I've seen problems with older NE2K cards on the newer P5 motherboards.
>     Does your card work in the same machine from under DOS?  Sometimes 
>     fiddling with the motherboard settings (io wait states) etc may help.
> 
> Koshy
> <koshy@india.hp.com>		My Personal Opinions Only
> 

--Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de