[Info-vax] reboot due to network failure

Phillip Helbig---undress to reply helbig at astro.multiCLOTHESvax.de
Wed Dec 28 12:51:18 EST 2011


In article <jddsds$udr$1 at pcls6.std.com>, moroney at world.std.spaamtrap.com
(Michael Moroney) writes: 

> >> The code which compares SCSSYSTEMID values uses the 6-byte (48-bit) 
> >> DECnet Phase IV-style MAC address format of the SCS System ID, with the 
> >> two low-order bytes being the SCS System ID value, but with the two 
> >> bytes swapped because the Ethernet standard was apparently developed on 
> >> Big-endian hardware, and then the comparison is a character-string 
> >> comparison in Little-endian order, low-order byte first. So while 
> >> deterministic, the decision isn't easy to predict.
> 
> >OK.
> 
> >1074 survived.  The others were 1134 and 1094.  Make sense?
> 
> I thought you mentioned earlier that the "middle" SCSSYSTEMID survived.

I was thinking they were all 11 at the beginning, but two are 10 by 
mistake.  :-(

> 1074 is the lowest.  If you swap bytes, 1074 is also the lowest, all
> three values have the same low byte (04 hex) after the swap, but differ in
> the high byte.
> 
> >(I see now that two of them are "wrong"; all should have 2 as the second 
> >digit.)
> 
> ?



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