WOL funktioniert nicht mehr

root@omv-fsc:~# cat /etc/network/interfaces
# The loopback network interface
auto lo
iface lo inet loopback
iface lo inet6 loopback


# eth0 network interface
auto eth0
allow-hotplug eth0
iface eth0 inet static
address 192.168.115.12
gateway 192.168.115.5
netmask 255.255.255.0
post-up /sbin/ifconfig $IFACE mtu 1500
dns-nameservers 192.168.115.5
dns-search fritz.box
pre-down ethtool -s $IFACE wol g
iface eth0 inet6 auto
privext 2
pre-up echo 1 > /proc/sys/net/ipv6/conf/$IFACE/autoconf
pre-up echo 1 > /proc/sys/net/ipv6/conf/$IFACE/accept_ra
pre-up echo 0 > /proc/sys/net/ipv6/conf/$IFACE/disable_ipv6


root@omv-fsc:~# cat /proc/acpi/wakeup
Device  S-state   Status   Sysfs node
PEXA      S4    *disabled  pci:0000:00:01.0
PEXX      S4    *disabled
PEXB      S4    *disabled  pci:0000:00:1c.0
PEXC      S4    *disabled  pci:0000:00:1c.4
PEXD      S4    *disabled
USB1      S3    *enabled   pci:0000:00:1d.0
USB2      S3    *enabled   pci:0000:00:1d.1
USB3      S3    *enabled   pci:0000:00:1d.2
USB4      S3    *enabled   pci:0000:00:1a.0
USB5      S3    *enabled   pci:0000:00:1a.1
USB6      S3    *enabled   pci:0000:00:1a.2
USB7      S3    *disabled
USB8      S3    *enabled   pci:0000:00:1d.7
USB9      S3    *enabled   pci:0000:00:1a.7
LAN       S4    *enabled   pci:0000:00:19.0
PCIH      S4    *disabled  pci:0000:00:1e.0
KEYB      S1    *enabled   pnp:00:02
PS2M      S1    *disabled  pnp:00:03
root@omv-fsc:~# ifconfig eth0 | grep "Hardware Adresse"
eth0      Link encap:Ethernet  Hardware Adresse 00:10:20:30:40:50
root@omv-fsc:~#