Re: UEFI/PXE: couldn't send network packet

[Andrey Borzenkov <arvidjaar@gmail.com>]

В Wed, 6 Nov 2013 14:00:24 +0800
Anthony Alba <ascanio.alba7@gmail.com> пишет:

> Hi,
> 
> I have hit a Dell UEFI BIOS (PowerEdge R720 with
> Broadcom LAN-on-motherboard 2 x 10GbE 2 x 1GbE) which
> loads GRUB by PXE but GRUB itself hits "error: couldn't send network
> packet" and cannot download grub.cfg.
> 

Does autoconfiguration by DHCP succeed? 

> GRUB shows 8(!) efinet cards; there are four physical NICs,
> each with 2 mac addresses (one for LAN, one for iSCSI offload).
> This is  a Broadcom BCM57800.
> 
> However efinet0 efinet1 are given the same mac address
> similarly for efinet2, efinet3 etc etc instead, the mac addresses should
> differ by 1.
> 
> The box boots fine with grub-legacy, and an older BIOS/NIC firmware (in
> fact that is how I got it to install). After the BIOS/NIC firmware upgrade
> the problems started.
> 
> net_ls_addrs, net_ls_cards net_ls_routes don't look suspicious (except for
> the duplicate mac addresses).
> 
> Anthony