Sometimes you need to configure the network manager in CentOS/Red Hat by implementing manual IP. So we’ll see configuring network manager.
Configuring network manager in Linux (CentOS/Red Hat)
At first we need to see that, if there is proper network device is installed or not. We can check it through this way:
So for the Configuring network manager, See the image. You can see, i’ve device here for network connection. It is marked as.”eno16777736″
Now lets enter the connection editing section, by using the command “nmtui”[root@localhost ~]# nmtui
So we’ve entered the inside of the editing section. Here you can see your desired device. You can see, here the device is named as “eno16777736”
So i’ve entered in the device by pressing enter. Here You can see the option: Automatic IP and Manual IP.
If you want to implement the manual IP, then please change the option to Manual.
By selecting the Manual option, you can see the space for entering your IP. Just enter the manual IP. And after that press OK. OK option is located at the end of the page.
So hope that you can now be able to know about the Configuring network manager. Actually the configuration of network manager is necessary sometimes. Because sometimes after installing fresh operating system, sometimes you can see that there is no internet connection in your linux. So, in this case, you need to know Configuring network manager. I think that if you follow this images, you can able to cobnfigure the network manager properly. Here you just needed to know the IP address, gateway, subnet mask etc.
Hope that this post may be helpful for you. If you have any questions or suggestions, feel free to comment. Thanks.