set timeout=60
  menuentry 'RHEL 7' {
  linuxefi uefi/images/pxeboot/vmlinuz inst.repo=nfs:[2001:1:1::d01]:/opt/isvr/mnt/Iso/ inst.ks=nfs:[2001:1:1::d01]:/opt/isvr/tftpboot/uefi/01-00-50-56-87-19-ea_17-0.3.cfg
  initrdefi uefi/images/pxeboot/initrd.img
}

#kernel uefi/vmlinuz 
#append initrd=uefi/initrd.img vga=no inst.ks=nfs:[2001:1:1::d01]:/opt/isvr/tftpboot/uefi/01-00-50-56-87-19-ea_17-0.3.cfg bootif=5c:b9:01:78:ab:00