Jestem nowym posiadaczem linuxa więc proszę o wytłumaczenie mi wszystkiego krok po kroku jak dziecku

A mianowicie na laptopie mam zainstalowanego Windowsa 7 oraz Ubuntu 13.04. W sytuacji gdy na Windowsie wszystko z internetem mi działa to na Ubuntu tak kolorowo już nie jest ponieważ nie mogę się połączyć z internetem za pośrednictwem wi-fi (odrazu zaznaczam że mam tylko i wyłącznie możliwosc łączenia się z internetem przez wi-fi nie mam możliwości podłączenia kabla). Posiadam kartę bezprzewodową boardcom. Jest to laptop HP6730s.
Czy istnieje jakaś możliwosc uzyskania połączenia z internetem ?? Proszę o pomoc i tłumaczenie jak dla dziecka

Kod: Zaznacz cały
lspci -k
00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07)
Subsystem: Hewlett-Packard Company Device 30e9
00:01.0 PCI bridge: Intel Corporation Mobile 4 Series Chipset PCI Express Graphics Port (rev 07)
Kernel driver in use: pcieport
00:1a.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1a.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1a.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1a.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: ehci-pci
00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 03)
Subsystem: Hewlett-Packard Company Device 3615
Kernel driver in use: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 03)
Kernel driver in use: pcieport
00:1c.1 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 (rev 03)
Kernel driver in use: pcieport
00:1c.2 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 (rev 03)
Kernel driver in use: pcieport
00:1c.4 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 5 (rev 03)
Kernel driver in use: pcieport
00:1c.5 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 6 (rev 03)
Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: uhci_hcd
00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: ehci-pci
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93)
00:1f.0 ISA bridge: Intel Corporation ICH9M LPC Interface Controller (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: lpc_ich
00:1f.2 IDE interface: Intel Corporation 82801IBM/IEM (ICH9M/ICH9M-E) 2 port SATA Controller [IDE mode] (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: ata_piix
00:1f.5 IDE interface: Intel Corporation 82801IBM/IEM (ICH9M/ICH9M-E) 2 port SATA Controller [IDE mode] (rev 03)
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: ata_piix
01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI RV620/M82 [Mobility Radeon HD 3410/3430]
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: radeon
03:00.0 Network controller: Broadcom Corporation BCM4312 802.11b/g LP-PHY (rev 01)
Subsystem: Hewlett-Packard Company BCM4312 802.11b/g Wireless LAN Controller
Kernel driver in use: b43-pci-bridge
86:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8072 PCI-E Gigabit Ethernet Controller
Subsystem: Hewlett-Packard Company Device 30e9
Kernel driver in use: sky2
Kod: Zaznacz cały
sudo iwconfig
eth0 no wireless extensions.
lo no wireless extensions.