# what interfaces are supposed to be used?
cat /etc/network/interfaces

# what interfaces are actually in use?
ifconfig

# mine showed only 'lo' (local loopback) in use,
# but eth0 was supposed to auto-init too.
# so let's see what's happening when eth0 is attempted
sudo ifdown -a
sudo ifup -a

# voila!  there is no such interface
# edit the /etc/network/interfaces references to 'eth0' to 'eth1'

# then re-init...
sudo ifdown -a
sudo ifup -a

# re-confirm the new interface is now in use
ifconfig

# what interfaces are supposed to be used?
cat /etc/network/interfaces

# what interfaces are actually in use?
ifconfig

# mine showed only 'lo' (local loopback) in use,
# but eth0 was supposed to auto-init too.
# so let's see what's happening when eth0 is attempted
sudo ifdown -a
sudo ifup -a

# voila!  there is no such interface
#edit the /etc/network/interfaces references to 'eth0' to 'eth1'

#then re-init...
sudo ifdown -a
sudo ifup -a

# re-confirm the new interface is now in use
ifconfig

#what's in use?
ifconfig

#what interfaces are supposed to be used?
sudo cat /etc/network/interfaces

#what interfaces are actually in use?
ifconfig

#mine showed only 'lo' (local loopback) in use, but eth0 was supposed to auto-init
#let's see what's happening when it tries eth0
sudo ifdown -a
sudo ifup -a

#voila!  there is no such interface
#edit the /etc/network/interfaces references to 'eth0' to 'eth1'
#then re-init...
sudo ifdown -a
sudo ifup -a

#re-confirm the new interface is now in use
ifconfig

If Ubuntu Server fails to resolve hostnames or find a network connection via Parallels 3 bridged networking, it may be attempting to use the wrong network interface.

Parallels bridged networking with Ubuntu Server

server, linux, ubuntu

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