HP UX Common Internet File System (CIFS) Client/Server Software manual Locking Summary Table, Emc

8.5Locking Summary Table

Mandatory Share Mode (Open Mode)	CIFS/9000	Net Apps	EMC	Auspex	Veritas
Lock Windows	Yes	Yes	Yes	Yes	Yes
Lock UNIX – no advisory locking	P/E	N/A	N/A	N/A	No
Lock UNIX – advisory locking	Yes (0901)	N/A	N/A	N/A	No
Lock UNIX/NFS – no advisory locking	P/E14	Yes14	U14	No	No
Lock UNIX/NFS – advisory locking	Yes (0901)	Yes	Yes	No	No
Lock PC-NFS	Yes (0901)	Yes	U	No	No

Byte Range Locking

Lock Windows	Yes	Yes	Yes	Yes	Yes
Lock UNIX – no advisory locking	P/E	N/A	N/A	N/A	No
Lock UNIX – advisory locking	Yes	N/A	N/A	N/A	Yes
Lock UNIX/NFS – no advisory locking	P/E14	Yes14	U14	No	No
Lock UNIX/NFS – advisory locking	Yes	Yes	Yes	Yes	Yes
Lock PC-NFS	Yes	Yes	U	No	Yes

Oplocks

Break Oplock for Windows access	Yes	Yes	Yes	Yes	Yes
Break Oplock for UNIX access – no	P/E	N/A	N/A	N/A	No
advisory
Break Oplock for UNIX access - advisory	P/E	N/A	N/A	N/A	No
Break Oplock for UNIX/NFS – no advisory	P/E	Yes	U	No	No
Break Oplock for UNIX/NFS – advisory	P/E	Yes	U	No	No
Break Oplock for PC-NFS	P/E	Yes	U	No	No

∙P/E= Planned Enhancement

∙N/A= Not Applicable

∙U= Unknown

14See Appendix B5

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