Not able to mount CIFS share using SMB2 on RHEL 7 with Error "Operation not supported"
Applies to
7-Mode Data Ontap
RHEL 7 / Centos 7
SMB2
Issue
Mount using SMB2 fails with error Operation not supported:[root@rhelclient3 ~]# mount -t cifs //10.216.xx.xx/cifs_vol /smb21 -o username=administrator,domain=test.local,uid=0,gid=0,file_mode=0755,dir_mode=0755,vers=2.0
Password for administrator@//10.216.xx.xx/cifs_vol: **********
mount error(95): Operation not supported
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)