Edge Computer- Create wifi Hotspot with additional HW

IoT Partner Technology
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1

Prerequisits:

  • FW3 752-940x / 752-9800
  • Recommended Ordernumber: 8007-100/1000-259
    • Includes Edge Computer, Wifi-Module (Intel® Wireless-AC 9260), 2x WiFi-Antenna +

1- Additional ressources

    nano /etc/apt/sources.list
                 
         deb http://deb.debian.org/debian bullseye main contrib non-free
         deb http://deb.debian.org/debian-security/ bullseye-security main contrib non-free
         deb http://deb.debian.org/debian bullseye-updates main contrib non-free
    apt update
    apt upgrade
    apt install firmware-iwlwifi
    apt install wireless-tools
    reboot

2 - Check wifi module

    iwconfig
    
            lo        no wireless extensions.

            X1        no wireless extensions.

            X2        no wireless extensions.

            wlp4s0    IEEE 802.11  Mode:Master  Tx-Power=22 dBm   
              Retry short limit:7   RTS thr:off   Fragment thr:off
              Power Management:on
              
            docker0   no wireless extensions.

            veth939498e  no wireless extensions.

Web-UI :9090
[Cockpit] → set static ipv4 adress for wlp4s0 like “192.168.3.107” netmask “24” or “255.255.255.0”

Create Hotspot with ssid and simple wifi password

    nmcli connection add type wifi ifname '*' con-name Hotspot autoconnect yes ssid WAGOEDGE
    nmcli connection modify Hotspot 802-11-wireless.mode ap 802-11-wireless.band bg 802-11-wireless-security.key-mgmt wpa-psk 802-11-wireless-security.psk wagowagowago

Setup DHCP server

    apt-get install isc-dhcp-server
    nano /etc/dhcp/dhcpd.conf
        subnet 192.168.3.0 netmask 255.255.255.0 
            {
               range 192.168.3.2 192.168.3.200;
               option routers 192.168.3.1;
               option domain-name-servers 8.8.8.8, 8.8.4.4;
               default-lease-time 600;
               max-lease-time 7200;
            }


    nano /etc/default/isc-dhcp-server
        DHCPDv4_CONF=/etc/dhcp/dhcpd.conf
        INTERFACESv4="wlp4s0"
    systemctl restart isc-dhcp-server
    systemctl status isc-dhcp-server

[Connect mobile device]

    ping 192.168.3.10


    PING 192.168.3.10 (192.168.3.10) 56(84) bytes of data.
    64 bytes from 192.168.3.10: icmp_seq=1 ttl=64 time=116 ms
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