I had the same issue and it was exactly the reason which was explained by Uttam .. Mar 17 10:39:37.813 CET: %IP-3-LOOPPAK: Looping packet detected and dropped -src=10.124.218.34, dst=10.124.219.1, hl=20, tl=229, prot=17, sport=138, dport=138in=Gigabi...