xml.instruct!

xml.tag!('APPLICATION', 
  'APP_FILE_PATH' => 'sip.ld', 
  'CONFIG_FILES' => "settings-#{@mac_address}.cfg", 
  'MISC_FILES' => '', 
  'LOG_FILE_DIRECTORY' => '', 
  'OVERRIDES_DIRECTORY' => '', 
  'CONTACTS_DIRECTORY' => '', 
  'LICENSE_DIRECTORY' => '', 
  'USER_PROFILES_DIRECTORY' => '', 
  'CALL_LISTS_DIRECTORY' => '')