solved :Re: no wlan after install of 16.04 (dell xps15)

[robert rottermann]

hi there,

installing bcmwl-kernel-source and rebooting fixed the problem.

thanks
robert

On 09.04.2016 09:15, robert rottermann wrote:
> Hi there,
> I installed ubuntu 16.04 on my dell xps 15.
> Unfortunately wlan does not work any more.
>
> no wlan is offered in the system settings, and
> and no wlan device is in the /etc/network/interfaces.
>
> root at lappi:/home/robert# cat /etc/network/interfaces
> # interfaces(5) file used by ifup(8) and ifdown(8)
> auto lo
> iface lo inet loopback
>
> this is what lspci displays:
>
> root at lappi:/home/robert# lspci -vnn -d 14e4:
> 06:00.0 Network controller [0280]: Broadcom Corporation BCM4352 802.11ac 
> Wireless Network Adapter [14e4:43b1] (rev 03)
>     Subsystem: Dell BCM4352 802.11ac Wireless Network Adapter [1028:0019]
>     Flags: bus master, fast devsel, latency 0, IRQ 18
>     Memory at f7a00000 (64-bit, non-prefetchable) [size=32K]
>     Memory at f7800000 (64-bit, non-prefetchable) [size=2M]
>     Capabilities: [48] Power Management version 3
>     Capabilities: [58] MSI: Enable- Count=1/1 Maskable- 64bit+
>     Capabilities: [68] Vendor Specific Information: Len=44 <?>
>     Capabilities: [ac] Express Endpoint, MSI 00
>     Capabilities: [100] Advanced Error Reporting
>     Capabilities: [13c] Device Serial Number c4-8e-00-ff-ff-00-00-01
>     Capabilities: [150] Power Budgeting <?>
>     Capabilities: [160] Virtual Channel
>     Capabilities: [1b0] Latency Tolerance Reporting
>     Capabilities: [220] #15
>     Kernel driver in use: bcma-pci-bridge
>     Kernel modules: bcma
>
> any ideas what I could do?
> thanks
> robert
>