Problem with slave nodes

[Michael Stein]

> >             boot: Connecting to 192.168.0.100:1555 neighbour table overflow.
> 
> I have this message, and I don't know if it is an error.  I don't know of
> any problems caused by it.  There was some discussion on "neighbor table
> overflow" on this list awhile back, but I didn't figure out what it really
> means.

loopback device isn't active! (ifconfig lo)

Just ran into it on a plain RH 7.0 system.
(has something to do with arp (neighbour) table)