Comment 18 for bug 1354975

I haven't tried to download so big file but now I will. I gonna use firefox for that.
sudo lshw -C network
.....................................................................
  *-network
       description: Wireless interface
       product: Wireless 7260
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: wlan0
       version: 83
       serial: ...........MAC...........
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=3.16.3-031603-generic firmware=23.214.9.0 ip=192.168.1.17 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
       resources: irq:48 memory:b0600000-b0601fff

meanwhile you can check whether you have absolutly the same driver and firmware number from above