| <!ELEMENT service-group (name,service+)> |
| <!ATTLIST service-group> |
| <!ELEMENT name (#PCDATA)> |
| <!ATTLIST name replace-wildcards (yes|no) "no"> |
| <!ELEMENT service (type,subtype*,domain-name?,host-name?,port,txt-record*)> |
| <!ATTLIST service protocol (ipv4|ipv6|any) "any"> |
| <!ELEMENT type (#PCDATA)> |
| <!ATTLIST type> |
| <!ELEMENT subtype (#PCDATA)> |
| <!ATTLIST subtype> |
| <!ELEMENT domain-name (#PCDATA)> |
| <!ATTLIST domain-name> |
| <!ELEMENT host-name (#PCDATA)> |
| <!ATTLIST host-name> |
| <!ELEMENT port (#PCDATA)> |
| <!ATTLIST port> |
| <!ELEMENT txt-record (#PCDATA)> |
| <!ATTLIST txt-record value-format (text|binary-hex|binary-base64) "text"> |
