While attempting to scan files, Symantec Scan Engine 5.x disconnects from NetApp Filer and gives errors.
The logfile on the NetApp filer may show:
CIFS: Attempt to make a scan request to vscan server \\[SERVERNAME] failed with error [0xc0020052] (RPC_NT_COMM_FAILURE).
CIFS: Virus scan server \\[SERVERNAME] ([ip-address]) has disconnected from the filer.
CIFS: Vscan server [ip-address] completed a scan request for ONTAP_ADMIN$\[path to the file] but the original request was not found.
CIFS: Warning for server \\[SERVERNAME]: Connection terminated.
CIFSRPC: An RPC exception with a server of type vscan server occurred.
[SERVERNAME] shows the server's name.
[ip-address] shows the server's ip address.
[path to the file] shows the path to the file.