AW: 5494-002 from T/R to Ethernet

[oliver.wenzel@xxxxxxxxxxxxxxxxxxxxxxx]

Michael,

I love the invert address trick - cute. 

thanx,

Oliver

> -----Ursprüngliche Nachricht-----
> Von:  mcrump@ballfoster.com [SMTP:mcrump@ballfoster.com]
> Gesendet am:  Dienstag, 25. Juli 2000 15:30
> An:   MIDRANGE-L@midrange.com
> Betreff:      Re: 5494-002  from T/R to Ethernet
> 
> 
> 
> Oliver,
> 
> Ok, let me think about this.  The SRC 540404 essentially means that the
> test
> frame sent by the 5494 was never answered.  Which confirms that something
> is not
> configured correctly at the address level.  It's been a while since I have
> had
> to deal with this.  We used to do this but eventually put in a ETH card in
> the
> AS/400 to communicate with the ETH attached 5494's.
> 
> You will have to invert addresses.  On the AS/400 side you will want to
> invert
> the address of the 5494.  On the 5494 you will have to invert the address
> of the
> AS/400.   I hope that makes sense.
> 
> Now, you can cheat and overide the adapter addresses to something that
> will
> invert to themselves.  If you do not have a lot of devices to do this with
> this
> may make life very easy.  If you have lot's of devices it may make address
> management a bear.  There are certain numbers that invert to themselves.
> Anyway, numbers like 42, 66, and 24 will invert to themselves.  For
> example you
> can have the 5494 addressed as 420000002424 and use this address on the
> AS/400.
> I would assume changing the TRN address isn't easy but something like
> 420000000024 or whatever will work.
> 
> If you don't want to address these cards manually then invert the target
> address.  Leave your source address alone.  I used to actually have a
> program
> help me do this. I think even CA/400 had a program to do this.
> 
> HTH
> 
> Michael Crump
> Ball-Foster Glass Container Co.
> 
> 
> +---
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