macOS units were experiencing performance issues both authenticating and browsing Hitachi HNAS appliances navigating through any DFS namespace. This lead to the following issues:
- Long delays mounting shares, browsing folders, and opening files (15s for auth dialog to appear, 15s to connect).
- Slow file searches
- File corruption
- Disappearing files
- Crashing applications
- Permissions problems
- Locked files and file naming issues
- Failed downloads when using Google Chrome to save gmail attachments directly to server
- Microsoft Office intermittently fails to save documents opened from the server
This was solved by disabling the SMB packet signing.
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