(1) ExternalNameList

u32 external_name_list_tag	Describes the tags of ExternalNameList. Please set the tags shown below. TAG_EXTERNAL_NAME_LIST 0x00270000
u32 external_name_list_header_size	Describes the ExternalNameListHeader byte size.
u32 external_name_list_size	Describes the ExternalNameList byte size.
u32 extrnal_name_num	Describes the ExternalName number.
u32 external_name_num_byte	Describes the ExternalName byte size.
ExternalName	ExternalName

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u32 external_name_tag	Describes the tags of ExternalName. Please set the tags shown below. TAG_EXTERNAL_NAME 0x00270100
u32 this_external_name_index	Describes this ExternalName index number.
u32 external_name_header_size	Describes the ExternalNameHeader byte size.
u32 external_name_size	Describes the ExternalName byte size.
external_node_name	Describes the externally referenced node name. Please describe with ASCII characters. Usable characters are ASCII code 0x21(!) ~ 0x7e(~). If the character string size is not a 4-byte multiple, please fill with NULL to make it so.

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