Turnaround first step: under live session, connect ethernet wire to download Wifi Broadcom restricted driver: OK.
But then, trying to install Ubuntu10.10 from live session, got error "package bcmwl-kernel-source 5.60.48.36+bdcom-0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1": KO, installation failed.
Turnaround second step: instead of trying to install from live session, reboot from usb boot drive, with ethernet wire connected, and install directly from boot menu (without launching live session): OK, install succeeds.
Turnaround first step: under live session, connect ethernet wire to download Wifi Broadcom restricted driver: OK.
But then, trying to install Ubuntu10.10 from live session, got error "package bcmwl-kernel-source 5.60.48. 36+bdcom- 0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1": KO, installation failed.
Turnaround second step: instead of trying to install from live session, reboot from usb boot drive, with ethernet wire connected, and install directly from boot menu (without launching live session): OK, install succeeds.