eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.2.110 netmask 255.255.255.0 broadcast 192.168.2.255
inet6 fe80::ecc5:4572:5bee:8fcd prefixlen 64 scopeid 0x20<link>
ether 02:81:0c:80:12:7d txqueuelen 1000 (Ethernet)
RX packets 548 bytes 49314 (48.1 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 159 bytes 21987 (21.4 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 38
eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 10.10.10.1 netmask 255.255.254.0 broadcast 10.10.11.255
inet6 fe80::6ffa:2eb7:3e4d:50f prefixlen 64 scopeid 0x20<link>
ether 00:e0:4c:68:01:2f txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 72 bytes 9425 (9.2 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
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 10 bytes 474 (474.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 10 bytes 474 (474.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
pi@orangepipc:~$
it is now eth1
using this
Thanks @guidol and @Igor
will bother you again soon