I'm working on my Linux workstation trying to ensure that SLP is configured
correctly so I am running some diagnostics. If I do a multicast ping I am

64 bytes from xxx.xxx.xxx.x: icmp_seq=6 ttl=128 time=0.217 ms (DUP!)

as the response from my Netware 6.5 box. What does (DUP!) indicate?
Duplicate? If so, duplicate what?