I have same problem after upgrading to Intrepid from Hardy. After a while (sometimes 5-10 minutes, sometimes more than a hour) connection stopped working (NetworkManager haven't recognized any problems, nothing in dmesg ). I have to unplug/plug usb wifi dongle to reconnect to AP.
[ 974.204072] usb 3-1: new full speed USB device using uhci_hcd and address 2
[ 974.413190] usb 3-1: configuration #1 chosen from 1 choice
[ 974.677934] Bluetooth: Generic Bluetooth USB driver ver 0.3
[ 974.679190] usbcore: registered new interface driver btusb
[ 1363.808046] usb 1-1: new high speed USB device using ehci_hcd and address 4
[ 1363.967556] usb 1-1: configuration #1 chosen from 1 choice
[ 1364.278367] rtl8187: 8187B chip detected. Support is EXPERIMENTAL, and could damage your
[ 1364.278372] hardware, use at your own risk
[ 1364.287294] phy1: hwaddr 08:10:74:35:bd:e1, RTL8187BvE V0 + rtl8225z2
Bus 001 Device 002: ID 0bda:8189 Realtek Semiconductor Corp. RTL8187B Wireless 802.11g 54Mbps Network Adapter
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x0bda Realtek Semiconductor Corp.
idProduct 0x8189 RTL8187B Wireless 802.11g 54Mbps Network Adapter
bcdDevice 2.00
iManufacturer 1 Manufacturer_Realtek
iProduct 2 RTL8187B_WLAN_Adapter
iSerial 3 00e04c000001
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 81
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 4 Wireless Network Card
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 9
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 2 RTL8187B_WLAN_Adapter
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x04 EP 4 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x05 EP 5 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x06 EP 6 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x07 EP 7 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x89 EP 9 IN bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x0a EP 10 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x0b EP 11 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Endpoint Descriptor:
bLength 7 bDescriptorType 5 bEndpointAddress 0x0c EP 12 OUT bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
bNumConfigurations 1
Device Status: 0x0000
(Bus Powered)
I have same problem after upgrading to Intrepid from Hardy. After a while (sometimes 5-10 minutes, sometimes more than a hour) connection stopped working (NetworkManager haven't recognized any problems, nothing in dmesg ). I have to unplug/plug usb wifi dongle to reconnect to AP.
[ 974.204072] usb 3-1: new full speed USB device using uhci_hcd and address 2
[ 974.413190] usb 3-1: configuration #1 chosen from 1 choice
[ 974.677934] Bluetooth: Generic Bluetooth USB driver ver 0.3
[ 974.679190] usbcore: registered new interface driver btusb
[ 1363.808046] usb 1-1: new high speed USB device using ehci_hcd and address 4
[ 1363.967556] usb 1-1: configuration #1 chosen from 1 choice
[ 1364.278367] rtl8187: 8187B chip detected. Support is EXPERIMENTAL, and could damage your
[ 1364.278372] hardware, use at your own risk
[ 1364.287294] phy1: hwaddr 08:10:74:35:bd:e1, RTL8187BvE V0 + rtl8225z2
Bus 001 Device 002: ID 0bda:8189 Realtek Semiconductor Corp. RTL8187B Wireless 802.11g 54Mbps Network Adapter Realtek WLAN_Adapter tions 1 ionValue 1 orType 4 eNumber 0 eSetting 0 eClass 255 Vendor Specific Class eSubClass 255 Vendor Specific Subclass eProtocol 255 Vendor Specific Protocol WLAN_Adapter
bDescriptorTyp e 5
bEndpointAddre ss 0x83 EP 3 IN
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x04 EP 4 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x05 EP 5 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x06 EP 6 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x07 EP 7 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x89 EP 9 IN
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x0a EP 10 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x0b EP 11 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes
bDescriptorTyp e 5
bEndpointAddre ss 0x0c EP 12 OUT
bmAttributes 2
wMaxPacketSize 0x0200 1x 512 bytes tions 1
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x0bda Realtek Semiconductor Corp.
idProduct 0x8189 RTL8187B Wireless 802.11g 54Mbps Network Adapter
bcdDevice 2.00
iManufacturer 1 Manufacturer_
iProduct 2 RTL8187B_
iSerial 3 00e04c000001
bNumConfigura
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 81
bNumInterfaces 1
bConfigurat
iConfiguration 4 Wireless Network Card
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescript
bInterfac
bAlternat
bNumEndpoints 9
bInterfac
bInterfac
bInterfac
iInterface 2 RTL8187B_
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Endpoint Descriptor:
bLength 7
Transfer Type Bulk
Synch Type None
Usage Type Data
bInterval 0
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
bNumConfigura
Device Status: 0x0000
(Bus Powered)