[NTLUG:Discuss] Broadcast addresses

adcoker@leap4linux.com adcoker at leap4linux.com
Thu Jul 13 12:12:17 CDT 2000


Can someone explain broadcast addresses and in particular why Linux defaults to 
the .254 instead of .255?

e.g. I installed a Linux server onto this network without checking the 
broadcast IP. Well, Linux created the broadcast adress at 111.222.333.254 when 
all other servers on the network had a broadcast of 111.222.333.255. Needless 
to say, some devices replaced thier broadcast address with the 111.222.333.254 
when the Linux box was fired up and really screwed things up.

I took the Linux box offline and reconfigured it's broadcast IP to 
111.222.333.255. What will happen now, when I plug it into the network? Will 
everything be cool now? I can't afford to upset everyone again by screwing up 
these devices.

Alex





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