[source,xml,options="nowrap"]
----
<protocol type="GOOGLE_PING">
  <property name="location">${jgroups.google.bucket:}</property>
  <property name="access_key">${jgroups.google.access_key:}</property>
  <property name="secret_access_key">${jgroups.google.secret_access_key:}</property>
</protocol>
----
