code: protected Reliability getReplyReliability() {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "getReplyReliability");
          Reliability result = null;
          if (replyReliabilityByte != -1) {
              result = Reliability.getReliability(replyReliabilityByte);
          }
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "getReplyReliability", result);
          return result;
      }
docs: Get the reply reliability to use for reply mesages on a replyTo destination
  
  @return the reply reliability