Mounting a Nexus 7 on Ubuntu 12.04

1. Install some modules

sudo apt-get install mtp-tools mtpfs

2. Create the file 99-android.rules in /etc/udev/rules.d/

sudo vi /etc/udev/rules.d/99-android.rules

Pasted in the the following.. 

# Nexus 7

SUBSYSTEM=="usb", SYSFS{idVendor}=="18d1", MODE="0666"

2. Make it executable

sudo chmod +x /etc/udev/rules.d/99-android.rules

3 Restart udev

sudo service udev restart

4. Create a mount point

sudo mkdir /media/nexus7

chmod 755 /media/nexus7

5. Plug in device and ensure MTP is enabled

On the Nexus 7 bring down the menu, select usb connection and make sure the 'Media device (MTP)' is sticked and then..

sudo mtpfs -o allow_other /media/nexus7

Remember to umount the device

sudo umount /media/nexus7

df -h