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  Thread: iMAC with Broadcom 14e4-1686 BCM57766 : link status down
Post: RE: iMAC with Broadcom 14e4-1686 BCM57766 : link s...

After a little more debugging, it appears that the first reported error is in netdevice.c:net_rx(), where an unknown network protocol of 'aaaa' is received. aaaa is 0101010101010101. That's too coin...
curtis.larsen General 34 94,279 2017-08-18, 02:23
  Thread: iMAC with Broadcom 14e4-1686 BCM57766 : link status down
Post: RE: iMAC with Broadcom 14e4-1686 BCM57766 : link s...

(2017-03-09 18:01)NiKiZe Wrote:  In that case I only think that boot ROM might be relevant. Does any of these work with snponly.efi? On my system with the newer firmware: $ cat testscript....
curtis.larsen General 34 94,279 2017-08-18, 00:04
  Thread: iMAC with Broadcom 14e4-1686 BCM57766 : link status down
Post: RE: iMAC with Broadcom 14e4-1686 BCM57766 : link s...

I can confirm that the same hardware version of iMac with different firmware causes this problem. Sorry, I'm sure this isn't big news to anyone. iMac16,2 with ROM IM162.0206.B00 is able to send DHCP...
curtis.larsen General 34 94,279 2017-08-17, 21:31