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Wifi on raspberry pi

raspi-config

https://www.raspberrypi.org/documentation/configuration/wireless/wireless-cli.md

>>> go to "Interface Options"

Code Block

title	wpa_supplicant.conf

pi@raspberrypi2:~ $ more /etc/wpa_supplicant/wpa_supplicant.conf
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
country=GB

network={
        ssid="wifi_ssid"
        psk="password"
        key_mgmt=WPA-PSK
}

change the configuration

sudo vi etc/wpa_supplicant/wpa_supplicant.conf

sudo wpa_cli -i wlan0 reconfigure

wlan and ethernet config

/etc/network/interfaces

more /etc/network/interfaces

Code Block

title	networ/interfaces

root@boxed:~# more /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)

# Please note that this file is written to be used with dhcpcd
# For static IP, consult /etc/dhcpcd.conf and 'man dhcpcd.conf'

# Include files from /etc/network/interfaces.d:
source-directory /etc/network/interfaces.d

auto eth0
iface eth0 inet static
      address 192.168.226.100
      netmask 255.255.255.0

auto eth0:1
allow-hotplug eth0:1
iface eth0:1 inet static
      address 192.168.226.101
      netmask 255.255.255.0

auto wlan0
iface wlan0 inet dhcp
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf

script to change the password https://weworkweplay.com/play/rebooting-the-raspberry-pi-when-it-loses-wireless-connection-wifi/

crontab ( repeat ) https://www.raspberrypi.org/documentation/linux/usage/cron.md

Wired Ethernet

/etc/network/interfaces

root@kali:~# vi /etc/network/interfaces

auto eth0

iface eth0 inet static

address

dhcpcd.conf

# Example static IP configuration:
interface eth0
static ip_address=192.168.

90

10.146

netmask 255.255.255.0

gateway

/24
#static ip6_address=fd51:42f8:caae:d92e::ff/64
static routers=192.168.

90

146.

145 dns-nameservers

1
static domain_name_servers=8.8.8.8

debian / ubuntu / networking ifconfig and ip addr

ip link set down dev eth0
ip link set up dev eth0

or just reboot

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