anchor.diff:      }
     }
   
  -  # Serve stale period
  +  # Serve stale period. This is the period for which Varnish is *allowed* to
  +  # serve stale content beyond the object TTL in the event of errors from
  +  # origin.
     set req.grace = 6h;
   
     # remove cookies
  
positive.code: }
  
  sub vcl_fetch {
    # remove cookies
    if (req.backend != licensify) {
      unset beresp.http.set-cookie;
  
negative.code:     }
    }
  
    # Allow cached authorized requests
    if (req.http.Authorization) {
      return(deliver);
  