I am having the same problem, using the latest drivers from realtek rtl8192se_linux_2.6.0019.1207.2010
My machine is a Thinkpad Edge 15 OS: Ubuntu 11.04 x86_64 Kernel: 2.6.38-8-generic *-network description: Wireless interface product: RTL8191SEvB Wireless LAN Controller vendor: Realtek Semiconductor Co., Ltd. physical id: 0 bus info: pci@0000:09:00.0 logical name: wlan0 version: 10 serial: 5c:ac:4c:bc:27:1e width: 32 bits clock: 33MHz capabilities: bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=rtl819xSE driverversion=0019.1207.2010 firmware=63 ip=192.168.0.59 latency=0 multicast=yes wireless=802.11bg resources: irq:18 ioport:d000(size=256) memory:d0500000-d0503fff I will try the latest mainline kernel from ppa, and see if I see the same problems -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/588822 Title: r8192se_pci driver occasionally drops connection, refuses to work with some networks -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs