ONTAP 9.8P11, 9.9.1P6, 9.10.1 and later
A tcp.conn.inconsistent error event is reported in EMS logs:
[node1: kernel: tcp.conn.inconsistent:error]: Inconsistency between TCP metadata and the socket send buffer occurred for the connection with local address "10.100.200.x:445" and remote address "10.110.200.x:45704". The inconsistency occurred while processing "[cc_cong_signal:506]". The connection is "NOT Reset".