Filename: ///usr/share///doc//ifupdown//examples/pattern-matching

# Match all interfaces starting with "eth". This will bring up eth0 and eth1 # at boot time, if those interfaces exist. auto /eth* iface eth0 inet dhcp iface eth1 inet static address 93.184.216.34 # Match all interfaces starting with "eth", and bring them up using the same # stanza. auto /eth*/=foo iface foo inet dhcp # Match an interface by MAC address, and use the configuration from logical # interface foo to bring it up. auto mac/01:23:45:67:89:ad/=foo iface foo inet6 dhcp # Match the first Ethernet interface on Linux. These contain the value "1" in # the sysfs file "type". auto type/1/1=bar iface bar inet dhcp # Match the second wireless interface on Linux. These have a directory called # "wireless" in their sysfs directory. The pattern * matches if this exists. auto wireless/*/2=baz iface baz inet6 dhcp

./Ninja\.