I just installed RedHat 7.2 on an AlphaStation 600 5/266. It has a
DEC 2 channel SCSI wide, slow ethernet card. I get this message at
boot time:

ISP SCSI and Fibre Channel Host Adapter Driver
Linux Platform Version 2.1
Common Core Code Version 2.6
Built on Jun 25 2002, 04:32:14
isp0: Board Type 1020, Chip Revision 0x1, loaded F/W Revision 4.66.0
isp0: Last F/W revision was 5.27.1
isp0: invalid NVRAM header
isp1: Board Type 1020, Chip Revision 0x1, loaded F/W Revision 4.66.0
isp1: Last F/W revision was 5.27.1
isp1: invalid NVRAM header
scsi0 : Driver for a Qlogic ISP 1020/1040 Host Adapter
scsi1 : Driver for a Qlogic ISP 1020/1040 Host Adapter

Why do I get the "invalid NVRAM header" messages?

Thanks