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Question 1

what is network manager?

Answer 1

Network Manager helps connect and manage internet/network settings on Linux.

Question 2

Benefits of Network Manager:

Answer 2

Easier network setup: Automatically connects to networks and manages devices.

User-friendly: Simple to set up Wi-Fi, Ethernet, and other connections.

Flexible configuration: Supports both automatic and manual network settings.

App integration: Provides an API for apps to check and control network status.

Remembers settings: Keeps network connections active even after reboot.

Question 3

To check the default route on your machine

Answer 3

ip route

Question 4

nmcli

Answer 4

is a command line utility that
can be used in order to monitor your network connectivity,

Question 5

to display all connection

Answer 5

nmcli connection show

Question 6

flag in order to restrict the result to
active and inactive connections

Answer 6

nmcli connection show - -active
nmcli connection show - -inactive

Question 7

Show the status of devices known to NetworkManager:

Answer 7

nmcli d

Question 8

To show the current status of each of NetworkManager’s connections:

Answer 8

nmcli c

Question 9

Show the state of radio interfaces, including WiFi and WWAN
(cellular) with the radio argument:

Answer 9

nmcli r

Question 10

Observe NetworkManage activity

Answer 10

nmcli monitor

Question 11

how to make the connection radio on/off

Answer 11

nmcli r wifi on
nmcli r wwan off

Question 12

how to replace IP address

Answer 12

nmcli con mod eth0 ipv4.addresses 192.168.20.3/24

Question 13

how to connect to the access point

Answer 13

nmcli d wifi connect <SSID> password <password></password></SSID>