<element name="hostname">
<text/>
</element>
+ <optional>
+ <element name="urn">
+ <text/>
+ </element>
+ </optional>
<optional>
<element name="bw_limit">
<attribute name="units">
</attribute>
<text/>
</element>
- <element name="urn">
- <text/>
- </element>
</optional>
<zeroOrMore>
<ref name="sliver"/>