extra = 'ro noresume'
extra += (' ip=%s::%s:%s:%s:eth0:off'
% (n.ip, config.dhcp.gateway, config.dhcp.netmask, machine.name))
extra = 'ro noresume'
extra += (' ip=%s::%s:%s:%s:eth0:off'
% (n.ip, config.dhcp.gateway, config.dhcp.netmask, machine.name))