 supported in sidecars.</li></ol><p>A <code>DestinationRule</code> can also be fragmented with similar merge semantics and restrictions.</p><ol><li>There should only be one definition of any given subset across multiple destination rules for the same host.
If there is more than one with the same name, the first definition is used and any following duplicates are discarded.
No merging of subset content is supported.</li><li>There should only be one top-level <code>trafficPolicy</code> for the same host.
When