z/OS Network File System Guide and Reference
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NFS protocol

z/OS Network File System Guide and Reference
SC23-6883-00

Table 1 illustrates that the NFS procedures are not all supported for z/OS conventional MVS data sets.

Table 1. NFS procedures
Procedure Version 2 Protocol Version 3 Protocol Version 4 Protocol
link no no no
mknod N/A no no
readlink no no no
readdirplus N/A no no
setattr yes yes yes
statfs yes N/A N/A
symlink no no no
Note: Setattr only supports filesize=0 truncation and UNIX permission is set to 777.
Parent topic: Mapping between the workstation and MVS file systems

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