Use your Raspberry Pi as a Wifi Extender Hotspot
The Raspberry Pi is a mini-computer of many purposes, and one of those is the ability to use it as a wireless access point, boosting WiFi signal in an area where it may otherwise be a bit choppy. Here’s how to turn your Raspberry Pi into a wireless access point.
Code Snippets:
sudo apt-get update
sudo apt-get upgrade
reboot
sudo apt install hostapd
sudo systemctl unmask hostapd
sudo systemctl enable hostapd
sudo apt install dnsmasq
sudo DEBIAN_FRONTEND=noninteractive apt install -y netfilter-persistent iptables-persistent
sudo nano /etc/dhcpcd.conf
interface wlan0
static ip_address=192.168.4.1/24
nohook wpa_supplicant
sudo nano /etc/sysctl.d/routed-ap.conf
sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
sudo netfilter-persistent save
sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
sudo nano /etc/dnsmasq.conf
interface=wlan0
dhcp-range=192.168.4.2,192.168.4.20,255.255.255.0,24h
domain=wlan
address=/gw.wlan/192.168.4.1
sudo nano /etc/hostapd/hostapd.conf
interface=wlan0
ssid=NetworkName
hw_mode=g
channel=7
macaddr_acl=0
auth_algs=1
ignore_broadcast_ssid=0
wpa=2
wpa_passphrase=PassphrasePassphrase
wpa_key_mgmt=WPA-PSK
wpa_pairwise=TKIP
rsn_pairwise=CCMP
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