network freeze

[rubing]

My network connection keeps freezing up and now working.  When I shut down I get the following type of errors:

/var/log/syslog:Jul  4 07:52:52 rubing-laptop kernel: [  182.033399] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:52:54 rubing-laptop kernel: [  184.533095] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x06 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:52:57 rubing-laptop kernel: [  187.031771] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:52:59 rubing-laptop kernel: [  189.530448] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:02 rubing-laptop kernel: [  192.030157] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x06 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:06 rubing-laptop kernel: [  195.704070] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x30c0 with error -110.
/var/log/syslog:Jul  4 07:53:08 rubing-laptop kernel: [  198.202731] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x30c4 with error -110.
/var/log/syslog:Jul  4 07:53:11 rubing-laptop kernel: [  200.702476] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:13 rubing-laptop kernel: [  203.201124] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x06 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:16 rubing-laptop kernel: [  205.699792] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:18 rubing-laptop kernel: [  208.199463] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:21 rubing-laptop kernel: [  210.698503] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x06 failed for offset 0x308c with error -110.
/var/log/syslog:Jul  4 07:53:23 rubing-laptop kernel: [  510.447580] phy0 -> rt2x00usb_vendor_request: Error - Vendor Request 0x07 failed for offset 0x3040 with error -110.
/var/log/syslog:Jul  4 07:53:26 rubing-laptop kernel: [  285.482673] phy0 ->