What pgm reads the /etc/network/interfaces file? (NetworkManager broken?)

[Ekkard Gerlach]

* Charles Smith schrieb:

> How can I re-establish what the installation program originally set up?
perhaps you post your /etc/network/interface to this list. I may be interesting.
Then I post you my /etc/network/interface of my ubuntu at setup. I always make 
a tar archive of the whole /etc directory before changes. 

Ekkard