I tried modprobe realtek
then
/etc/init.d/networking restart
root@orangepi3:~# ifup eth0
ifup: waiting for lock on /run/network/ifstate.eth0
Nothing happens I need to stop it ctrl+z
root@orangepi3:~# ifconfig -a
eth0: flags=4098<BROADCAST,MULTICAST> mtu 1500
ether 72:d6:05:4f:b9:3b txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 17
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 0 bytes 0 (0.0
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0