The initrd.gz found at install/netboot/ubuntu-installer/amd64/initrd.gz on the ubuntu-12.04-server-amd64.iso does not contain the mlx4_en kernel module.
This is needed if your planning to use the Mellanox ConnectX HCA Ethernet during network install.
The initrd.gz found at install/ netboot/ ubuntu- installer/ amd64/initrd. gz on the ubuntu- 12.04-server- amd64.iso does not contain the mlx4_en kernel module.
This is needed if your planning to use the Mellanox ConnectX HCA Ethernet during network install.