Dear linuxdev thanks for your help!
Here are the output from the suggested actions.
ifconfig
enp0s25: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether d8:9d:67:99:fd:f4 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 17 memory 0xd4700000-d4720000
enp0s20u3: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.55.100 netmask 255.255.255.0 broadcast 192.168.55.255
inet6 fe80::1d0:2636:7fdd:95dc prefixlen 64 scopeid 0x20
ether 56:68:fa:7e:59:11 txqueuelen 1000 (Ethernet)
RX packets 115 bytes 12394 (12.3 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 44 bytes 8986 (8.9 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
enp0s20u3i5: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
ether 76:dd:69:89:ea:6a txqueuelen 1000 (Ethernet)
RX packets 110 bytes 12476 (12.4 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
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
loop txqueuelen 1000 (Local Loopback)
RX packets 266 bytes 21989 (21.9 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 266 bytes 21989 (21.9 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlo1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.214 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::f4b0:f5dc:5aa6:c5d2 prefixlen 64 scopeid 0x20
ether 84:3a:4b:3d:ba:6c txqueuelen 1000 (Ethernet)
RX packets 9403 bytes 12085841 (12.0 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 4216 bytes 429617 (429.6 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
default api.premiumzone 0.0.0.0 UG 600 0 0 wlo1
link-local 0.0.0.0 255.255.0.0 U 1000 0 0 enp0s20u3
192.168.1.0 0.0.0.0 255.255.255.0 U 600 0 0 wlo1
192.168.55.0 0.0.0.0 255.255.255.0 U 100 0 0 enp0s20u3
sudo -s
… :~# ssh user@192.168.55.1
The authenticity of host ‘192.168.55.1 (192.168.55.1)’ can’t be established.
ECDSA key fingerprint is SHA256:Z3cC1bktw7eKn/QUygJt+ur2pB8UqQUqYCVJLZyqkm4.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added ‘192.168.55.1’ (ECDSA) to the list of known hosts.
user@192.168.55.1’s password:
Welcome to Ubuntu 18.04.2 LTS (GNU/Linux 4.9.140-tegra aarch64)
This system has been minimized by removing packages and content that are
not required on a system that users do not log into.
To restore this content, you can run the ‘unminimize’ command.
0 packages can be updated.
0 updates are security updates.
Last login: Mon Oct 14 09:00:43 2019 from 192.168.55.100
To run a command as administrator (user “root”), use “sudo ”.
See “man sudo_root” for details.
user@192.168.55.1:~$ ls
Desktop Documents Downloads examples.desktop Music Pictures Public Templates Videos
user@192.168.55.1:~$ exit
logout
Connection to 192.168.55.1 closed.
root@… :~# exit
exit
… :~$