What does it mean when you power up an ASA and get the following errors repeated endlessly:   Invalid Key: 0020Invalid Key: 0020Invalid Key: 0020Invalid Key: 0020Invalid Key: 0064Invalid Key: 004BInvalid Key: 0020Invalid Key: 0020Invalid Key: 0020Inv...

Why would an IBM print server show up in the ip arp table as two entries? It shows as x.x.x.55 (assigned ip) and as x.x.x.0. The same mac-address is showing for both.