monitor will print the received events for:
UDEV - the event which udev sends out after rule processing

UDEV  [1266970042.145457] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1 (usb)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1
SUBSYSTEM=usb
DEVNAME=/dev/bus/usb/007/003
DEVTYPE=usb_device
DEVICE=/proc/bus/usb/007/003
PRODUCT=fca/4/107
TYPE=0/0/0
BUSNUM=007
DEVNUM=003
SEQNUM=1679
ID_VENDOR=Research_In_Motion
ID_VENDOR_ENC=Research\x20In\x20Motion
ID_VENDOR_ID=0fca
ID_MODEL=RIM_Composite_Device
ID_MODEL_ENC=RIM\x20Composite\x20Device
ID_MODEL_ID=0004
ID_REVISION=0107
ID_SERIAL=Research_In_Motion_RIM_Composite_Device_E833D39726BF92D87FAE360FA8EE8D9C3C06F407
ID_SERIAL_SHORT=E833D39726BF92D87FAE360FA8EE8D9C3C06F407
ID_BUS=usb
ID_USB_INTERFACES=:ff01ff:080650:
MAJOR=189
MINOR=770
DEVLINKS=/dev/char/189:770

UDEV  [1266970042.145497] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1 (usb)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1
SUBSYSTEM=usb
DEVTYPE=usb_interface
DEVICE=/proc/bus/usb/007/003
PRODUCT=fca/4/107
TYPE=0/0/0
INTERFACE=8/6/80
MODALIAS=usb:v0FCAp0004d0107dc00dsc00dp00ic08isc06ip50
SEQNUM=1681

UDEV  [1266970042.145515] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11 (scsi)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11
SUBSYSTEM=scsi
DEVTYPE=scsi_host
SEQNUM=1682

UDEV  [1266970042.145530] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/scsi_host/host11 (scsi_host)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/scsi_host/host11
SUBSYSTEM=scsi_host
SEQNUM=1683

UDEV  [1266970042.257770] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.0 (usb)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.0
SUBSYSTEM=usb
DEVTYPE=usb_interface
DEVICE=/proc/bus/usb/007/003
PRODUCT=fca/4/107
TYPE=0/0/0
INTERFACE=255/1/255
MODALIAS=usb:v0FCAp0004d0107dc00dsc00dp00icFFisc01ipFF
SEQNUM=1680

UDEV  [1266970047.107579] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0 (scsi)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_target
SEQNUM=1684

UDEV  [1266970047.107602] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0 (scsi)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_device
MODALIAS=scsi:t-0x00
SEQNUM=1685

UDEV  [1266970047.107618] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_device/11:0:0:0 (scsi_device)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_device/11:0:0:0
SUBSYSTEM=scsi_device
SEQNUM=1687

UDEV  [1266970047.109972] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_generic/sg4 (scsi_generic)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_generic/sg4
SUBSYSTEM=scsi_generic
DEVNAME=/dev/sg4
SEQNUM=1688
MAJOR=21
MINOR=4
DEVLINKS=/dev/char/21:4

UDEV  [1266970047.110203] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_disk/11:0:0:0 (scsi_disk)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/scsi_disk/11:0:0:0
SUBSYSTEM=scsi_disk
SEQNUM=1686

UDEV  [1266970047.122572] add      /devices/virtual/bdi/8:48 (bdi)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/virtual/bdi/8:48
SUBSYSTEM=bdi
SEQNUM=1690

UDEV  [1266970047.752162] add      /devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/block/sdd (block)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.2/usb7/7-1/7-1:1.1/host11/target11:0:0/11:0:0:0/block/sdd
SUBSYSTEM=block
DEVNAME=/dev/sdd
DEVTYPE=disk
SEQNUM=1689
ID_VENDOR=RIM
ID_VENDOR_ENC=RIM\x20\x20\x20\x20\x20
ID_VENDOR_ID=0fca
ID_MODEL=Blackberry_SD
ID_MODEL_ENC=Blackberry\x20SD\x20\x20\x20
ID_MODEL_ID=0004
ID_REVISION=0001
ID_SERIAL=RIM_Blackberry_SD_E833D39726BF92D87FAE360FA8EE8D9C3C06F407-0:0
ID_SERIAL_SHORT=E833D39726BF92D87FAE360FA8EE8D9C3C06F407
ID_TYPE=disk
ID_INSTANCE=0:0
ID_BUS=usb
ID_USB_INTERFACES=:ff01ff:080650:
ID_USB_INTERFACE_NUM=01
ID_USB_DRIVER=usb-storage
ID_PATH=pci-0000:00:1d.2-usb-0:1:1.1-scsi-0:0:0:0
DKD_MEDIA_AVAILABLE=0
DKD_PRESENTATION_NOPOLICY=0
MAJOR=8
MINOR=48
DEVLINKS=/dev/block/8:48 /dev/disk/by-id/usb-RIM_Blackberry_SD_E833D39726BF92D87FAE360FA8EE8D9C3C06F407-0:0 /dev/disk/by-path/pci-0000:00:1d.2-usb-0:1:1.1-scsi-0:0:0:0