anchor.diff:  the value, default 1 minute. This can happen if you turn on the
   exponential backoff.
   
  -The maximum redeliveries is the number of redelivery attempts. By
  +The maximum redeliveries are the number of redelivery attempts. By
   default Camel will try to process the exchange 1 + 5 times. 1 time for
   the normal attempt and then 5 attempts as redeliveries.
   Setting the maximumRedeliveries to a negative value such as -1 will
  
positive.code: redelivery is allowed or not; notice that any in progress redelivery
  will still be executed. This option can only disallow any redelivery to
  be executed *after* the stopping of a route/shutdown of Camel has been
  triggered. If a redelivery is dissallowed then a
  `RejectedExecutionException` is set on the xref:latest@manual:ROOT:exchange.adoc[Exchange]
  and the processing of the xref:latest@manual:ROOT:exchange.adoc[Exchange] stops. This means
  any consumer will see the xref:latest@manual:ROOT:exchange.adoc[Exchange] as failed due the
  
negative.code: example the following sample shows how to do this with Java DSL and XML
  DSL
  
  And the sample with XML DSL
  
  [[deadLetterChannel-Samples]]
  == Samples
  