but my system is in read-only mode and I can't figure out how to write the file.....any suggestions?
I found the problem. I did this:
It complained about an option with empty value.
couldn't read interfaces file /etc/network/interfaces
option with empty value
Turns out the netmask and gateway for eth0 were empty, so I changed this:
Anyone else stumbling on this thread will have to determine the correct values in their own environment.
Try ifconfig on a working linux machine or ipconfig /all on a windows machine.