Have exactly the same annoying problem. I tried a Logitech Quickcam E3500. Everytime I plug this device in my wireless Internet connection is gone. Only a restart restores it.
lsusb Bus 001 Device 003: ID 0bda:8189 Realtek Semiconductor Corp. RTL8187B -- Conflict between webcam and wifi https://bugs.launchpad.net/bugs/575000 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs