Zahorone/nsmb.conf

Last active February 14, 2026 17:56

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Fix for macOS 26 Tahoe Time Machine SMB backup failing with BACKUP_FAILED_DISCONNECTED_DISK_IMAGE error on Synology, QNAP, TrueNAS, UNAS. nsmb.conf configuration guide.

Raw

	[default]
	signing_required=yes
	streams=yes
	soft=yes
	dir_cache_max_cnt=0
	protocol_vers_map=6
	mc_prefer_wired=yes

Author

Zahorone commented Feb 14, 2026

FYI for Ubuntu users, updating to Ubuntu 26.04/resolute gives you a version of Samba (4.23.x) that is patched for this issue.

Thank you for info.

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