Ubuntu wired connection unavailable (windows on both systems) -- Connection unavailable

If windows is used, it is definitely not a hardware or network problem. So we need to configure the ubuntu configuration. First, try: sudonetwo.

If windows is used, it is definitely not a hardware or network problem. So we need to configure the ubuntu configuration.

First try:

Sudo network-manager restart

If not, try:

Sudo ifconfig etho

If no error is reported, it indicates that the NIC driver is okay. try restarting:

Ifconfig eth0 down

Ifconfig eth0 up

If the problem persists, change the ip address and DNS:

First, obtain the ip address and DNS in windows.

Let's just take a look. don't imitate it blindly. Check whether the iP address is in conflict with other computers, and if the DNS is correct, I tried the DNS error because the default DNS of ubuntu is 192.168.1.1. Although many computers use this method, it cannot be ensured that no route is set. So you can check it and set it again. VcD4KPHA + yOe5 + environment + NHawuu/environment + Environment/environment + qzfijrM/environment + yLu689TZyKW41bLFxMfA77 + Environment/tL + 0wO/environment + aOsyOe5 + environment + Environment" "alt =" \ ">