Getting a (dup!) in Diagnostic Ping

Hello all,

Curious if anyone had seen this issue. I was running a diagnostic ping to one IPaddr (192.168.1.30) in a VLAN. I am getting dups in the response. There is only one 192.168.1.30 in the VLAN.

Any reason why? 

PING 192.168.1.30 (192.168.1.30): 1 data bytes
9 bytes from 192.168.1.30: seq=0 ttl=128
9 bytes from 192.168.1.30: seq=0 ttl=128 (DUP!)
9 bytes from 192.168.1.30: seq=1 ttl=128
9 bytes from 192.168.1.30: seq=1 ttl=128 (DUP!)
9 bytes from 192.168.1.30: seq=2 ttl=128
9 bytes from 192.168.1.30: seq=2 ttl=128 (DUP!)
9 bytes from 192.168.1.30: seq=3 ttl=128

--- 192.168.1.30 ping statistics ---
4 packets transmitted, 4 packets received, 3 duplicates, 0% packet loss

I'm running 18.5 MR 1 - Thanks!