Vscan server disconnected, no reason listed, scanner fails to register with Connector

Applies to

Issue

• Vscan server shows disconnected and no disconnect reason mentioned when running the following command:

::> vserver vscan connection-status show-not-connected-vserver svm1-instance

Node: node1
Vserver: svm1
Server: 4.4.4.4
Server Status: disconnected
Server Disconnect Reason: -

• Ping is successful between Vserver data LIF and Vscan server
• ONTAP AV connector service is running from Vscan server
• AV connector is able to poll the data LIFs and can confirm from avshim logs:

11/07/22-03:34:29.481Z Issuing REST API network query to 10.1.1.1 for LIF discovery.
11/07/22-03:34:29.700Z Successfully parsed JSON data. Number of records returned are 4
11/07/22-03:34:29.700Z [MgmtHost::FetchVlifs] vserver:[svm1], node:[node1], exists:[1]
11/07/22-03:34:29.700Z [MgmtHost::FetchVlifs] vserver:[svm1], node:[node1], exists:[1]
11/07/22-03:34:29.700Z [MgmtHost::FetchVlifs] vserver:[svm1], node:[node2], exists:[1]
11/07/22-03:34:29.700Z [MgmtHost::FetchVlifs] vserver:[svm1], node:[node2], exists:[1]

• Below errors can be seen in the ONTAP AV Connector logs:

07/11/22-05:43:09.457Z [Pipe: -> svm1 node1][r] Waiting for scanner to register before opening the pipe
07/11/22-05:43:09.738Z [Pipe: -> svm1 node2][r] Waiting for scanner to register before opening the pipe
07/11/22-05:43:09.457Z [Pipe: -> svm1 node3][r] Waiting for scanner to register before opening the pipe
07/11/22-05:43:09.738Z [Pipe: -> svm1 node4][r] Waiting for scanner to register before opening the pipe