Description: This field contains a forwarding information/error code. noError(1): No error wrongIf(2): Traceroute request arrived on an interface to which this router would not forward for this source,group,destination. pruneSent(3): This router has sent a prune upstream which applies to the source and group in the tracer- oute request. pruneRCVD(4): This router has stopped forwarding for this source and group in response to a request from the next hop router. scoped(5): The group is subject to administrative scoping at this hop. noRoute(6): This router has no route for the source or group and no way to determine a potential route. wrongLastHop(7): This router is not the proper last-hop router. notForwarding(8):This router is not forwarding this source,group out the outgoing interface for an unspecified reason. reachedRP(9): Reached Rendez-vous Point or Core rpfIf(10): Traceroute request arrived on the expected RPF interface for this source,group. noMulticast(11): Traceroute request arrived on an interface which is not enabled for multicast. infoHidden(12): One or more hops have been hidden from this trace. noSpace(13): There was not enough room to insert another response data block in the packet. oldRouter(14): The previous hop router does not understand traceroute requests. adminProhib(15): Traceroute is administratively prohibited.