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ONTAP AV Connector reports "underlying connection was closed" while testing

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ontap-9
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nas
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Applies to

  • ONTAP 9
  • ONTAP AV Connector
  • Vscan

Issue

  • When using the Test functionality of the ONTAP AV connector to a management LIF, the following error is reported:

ONTAPI to 1.2.3.4 using account "DOMAIN\user" failed. the underlying connection was closed: An unexpected error occurred on a send.

  • Dual-sided packet traces ran concurrently between the filer and Vscan server show that the TLS Client Hello packets are sent by the Vscan server but not received on the filer

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