Thread: Wireless Problem 11.04

i'm having problems wireless connection on laptop. connection keeps dropping , gets maybe around 10 minutes maximum of connection. can offer advice?

here lspci output:

john@john-e7214:~$ lspci
00:00.0 host bridge: intel corporation core processor dram controller (rev 12)
00:01.0 pci bridge: intel corporation core processor pci express x16 root port (rev 12)
00:02.0 vga compatible controller: intel corporation core processor integrated graphics controller (rev 12)
00:16.0 communication controller: intel corporation 5 series/3400 series chipset heci controller (rev 06)
00:1a.0 usb controller: intel corporation 5 series/3400 series chipset usb2 enhanced host controller (rev 06)
00:1b.0 audio device: intel corporation 5 series/3400 series chipset high definition audio (rev 06)
00:1c.0 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 1 (rev 06)
00:1c.1 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 2 (rev 06)
00:1c.2 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 3 (rev 06)
00:1c.4 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 5 (rev 06)
00:1d.0 usb controller: intel corporation 5 series/3400 series chipset usb2 enhanced host controller (rev 06)
00:1e.0 pci bridge: intel corporation 82801 mobile pci bridge (rev a6)
00:1f.0 isa bridge: intel corporation mobile 5 series chipset lpc interface controller (rev 06)
00:1f.2 sata controller: intel corporation 5 series/3400 series chipset 4 port sata ahci controller (rev 06)
00:1f.3 smbus: intel corporation 5 series/3400 series chipset smbus controller (rev 06)
00:1f.6 signal processing controller: intel corporation 5 series/3400 series chipset thermal subsystem (rev 06)
06:00.0 ethernet controller: atheros communications ar8131 gigabit ethernet (rev c0)
07:00.0 network controller: realtek semiconductor co., ltd. rtl8191sevb wireless lan controller (rev 10)

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