Hello I have a Banana PI R2 and i use deb_stretch_14.4.80 . when iI reboot banana PI it always can not take a ip address after I "run systemctl restart networking " it can take an ip address and every time it takes another ip address. Could you help me? Best Regards My /etc/network/interface file
# interfaces(5) file used by ifup(8) and ifdown(8) Include files from
#/etc/network/interfaces.d: cpu-ports (eth0+1) bring up without any
#ip-configuration
auto eth0
iface eth0 inet manual
pre-up ip link set $IFACE up
post-down ip link set $IFACE down
#2nd gmac (cpu-port) only in 4.14.53+
auto eth1
iface eth1 inet manual
pre-up ip link set $IFACE up
post-down ip link set $IFACE down
#wan-port as dhcp-client
auto wan
allow-hotplug wan
iface wan inet dhcp
#lan0 has fixed address
auto lan0
iface lan0 inet static
#hwaddress ether 08:00:00:00:00:00 # if you want to set MAC manually
address 192.168.10.100
netmask 255.255.255.0
# gateway 192.168.0.5
pre-up ip link set $IFACE address 02:01:02:03:04:00 up
# pre-up ip link set $IFACE up
post-down ip link set $IFACE down
auto lan1
iface lan1 inet static
#hwaddress ether 08:00:00:00:00:00 # if you want to set MAC manually
address 172.78.45.120
netmask 255.255.255.0
# gateway 192.168.0.5
pre-up ip link set $IFACE address 02:01:02:03:04:10 up
# pre-up ip link set $IFACE up
post-down ip link set $IFACE down
auto lan2
iface lan2 inet static
#hwaddress ether 08:00:00:00:00:00 # if you want to set MAC manually
address 145.168.20.110
netmask 255.255.255.0
# gateway 192.168.0.5
pre-up ip link set $IFACE address 02:01:02:03:04:20 up
# pre-up ip link set $IFACE up
post-down ip link set $IFACE down
auto lan3
iface lan3 inet static
#hwaddress ether 08:00:00:00:00:00 # if you want to set MAC manually
address 185.36.22.11
netmask 255.255.255.0
# gateway 192.168.0.5
pre-up ip link set $IFACE address 02:01:02:03:04:30 up
# pre-up ip link set $IFACE up
post-down ip link set $IFACE down
source-directory /etc/network/interfaces.d