「connection failure」というエラーでSnapMirrorが失敗する

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環境

ONTAP 9
SnapMirror

問題

SnapMirrorが次のエラーで失敗します。

SnapMirror監査ログ：

ResumedUpdate[Oct  9 00:00:00]:3b64b349-61d2-11ef-877d-d039ea188e2a Operation-Uuid=8f06c603-4c6f-428f-a6a1-f6dbd09b3c28 Group=none Operation-Cookie=0 action=Defer source=SVM1:vol1 destination=SVM2:vol1 status=Failure message=Transfer failed.(Replication operation integrity check failed due to transmission glitch or network issue.)
 ResumedUpdate[Oct  9 00:00:00]:3b64b349-61d2-11ef-877d-d039ea188e2a Operation-Uuid=8f06c603-4c6f-428f-a6a1-f6dbd09b3c28 Group=none Operation-Cookie=0 action=Defer source=SVM1:vol1 destination=SVM2:vol1 status=Failure message=Transfer failed.(Checksum mismatch(Replication engine error))
 ResumedUpdate[Oct  9 00:00:00]:3b64b349-61d2-11ef-877d-d039ea188e2a Operation-Uuid=8f06c603-4c6f-428f-a6a1-f6dbd09b3c28 Group=none Operation-Cookie=0 action=End source=SVM1:vol1 destination=SVM2:vol1 status=Failure message=Transfer failed.(Replication operation request failed from Cluster Id: xxxxx-xxxx-xxxx-xxxx-xxxxx, Node Id: xxxxx-xxxx-xxxx-xxxx-xxxxx to Cluster Id: xxxxx-xxxx-xxxx-xxxx-xxxxx, Node Id: xxxxx-xxxx-xxxx-xxxx-xxxxx due to a network error(CSM: Request was canceled because of a connection failure.))

EMSログ：

[Cluster-01: kernel: netif.tcp.conn.bad.checksum:error]: TCP packet with bad checksum detected on port a11s. The packet arrived on connection with source address 172.XX.XX.XX and destination_address 172.XX.XX.XX.