Hi Michael,  The PP 5.7 Release note has it documented in page 45.  Please find the PP 5.7 Release note [NAME]://support.emc.com/docu42985_PowerPath-Family-for-Linux-5.7-and-Minor-Releases-Release-Notes.pdf?language=en_US  regards, Mejo
Which versions of powerpath for RHEL Linux including OS version need to have the _netdev option set in the  /etc/fstab file. Documentation is flakey  powerpath 5.3 needs it set for RHEL   5,  5.1,  5.2 and 5.3...    but no reference in powerpath 5.7.   Can anybody clarify this for me 
Which versions of powerpath for RHEL Linux including OS version need to have 
the _netdev option