- Pick one and replace all ``geomirror.debian.net`` URLs with the new mirror
- URL. For example, in Canada you might want to change::
+ Updating the VM or installing new packages doesn't work
+ The VM uses as service that tries to figure out the best/closest package
+ repository for you. In some network environments this service might not work
+ well, or not at all. To check if this is a problem, you can modify the
+ respective configuration by hand. Edit ``/etc/apt/sources.list`` (you need
+ to use ``sudo`` for that) and replace the package repository URL with a
+ mirror close to you. A comprehensive list of mirrors is available at:
+ http://www.debian.org/mirror/list