Hi Chris,
 
The OPT1 isn't connected to my PC - the Lan Port isn't used (only a cable is
plugged in / its only used sometimes by a friend)
 
If I connect my PC to the LAN Ports my WRAP runs well. 
 
How could this Failure also occur ? That one MAC adress is on two ports is
impossible.
 
Sascha
 
 
> Are LAN and OPT1 plugged into the same switch/hub?  It's detecting a
> loop between OPT1 and LAN and shutting down OPT1 to prevent a
> broadcast storm.  This only happens when it sees the same MAC address
> sourced on both interfaces.
> 
> -Chris