ion-label'><code>PILOT_PERSISTENT_SESSION_LABEL</code></a></td>
<td>String</td>
<td><code>istio.io/persistent-session</code></td>
<td>If not empty, services with this label will use cookie based persistent sessions</td>
</tr>
<tr id='pilot-prefer-sending-hbone'>
<td><a href='#pilot-prefer-sending-hbone'><code>PILOT_PREFER_SENDING_HBONE</code></a></td>
<td>Boolean</td>
<td><code>false</code></td>
<td>If enabled, HBONE will be preferred when sending to destinations. </td>
</tr>
<tr id='pilot-push-throttle'>
<