<interfaces> <lan> <if>re0</if> <ipaddr>192.168.20.251</ipaddr> <subnet>24</subnet> <ipaddrv6/> <subnetv6/> <media/> <mediaopt/> <gateway/> <gatewayv6/> <descr>LAN_fisica</descr> </lan> <lo0> <internal_dynamic>1</internal_dynamic> <descr>Loopback</descr> <enable>1</enable> <if>lo0</if> <ipaddr>127.0.0.1</ipaddr> <ipaddrv6>::1</ipaddrv6> <subnet>8</subnet> <subnetv6>128</subnetv6> <type>none</type> <virtual>1</virtual> </lo0> <opt1> <if>vlan01</if> <descr>LAN</descr> <enable>1</enable> <spoofmac/> <ipaddr>192.168.20.251</ipaddr> <subnet>24</subnet> </opt1> <opt2> <if>vlan02</if> <descr>WAN</descr> <enable>1</enable> <spoofmac/> <ipaddr>dhcp</ipaddr> <dhcphostname/> <alias-address/> <alias-subnet>32</alias-subnet> <dhcprejectfrom/> <adv_dhcp_pt_timeout/> <adv_dhcp_pt_retry/> <adv_dhcp_pt_select_timeout/> <adv_dhcp_pt_reboot/> <adv_dhcp_pt_backoff_cutoff/> <adv_dhcp_pt_initial_interval/> <adv_dhcp_pt_values>SavedCfg</adv_dhcp_pt_values> <adv_dhcp_send_options/> <adv_dhcp_request_options/> <adv_dhcp_required_options/> <adv_dhcp_option_modifiers/> <adv_dhcp_config_advanced/> <adv_dhcp_config_file_override/> <adv_dhcp_config_file_override_path/> </opt2> <opt3> <if>vlan03</if> <descr>IoT</descr> <enable>1</enable> <spoofmac/> <ipaddr>172.16.33.251</ipaddr> <subnet>24</subnet> </opt3> <opt4> <if>vlan04</if> <descr>VLAN200</descr> <enable>1</enable> <spoofmac/> <ipaddr>192.168.200.251</ipaddr> <subnet>24</subnet> </opt4> <opt5> <if>wg1</if> <descr>WG1</descr> <enable>1</enable> <lock>1</lock> <spoofmac/> </opt5> <opt6> <if>vlan05</if> <descr>Neighbors</descr> <enable>1</enable> <spoofmac/> <ipaddr>192.168.15.251</ipaddr> <subnet>24</subnet> </opt6> <openvpn> <internal_dynamic>1</internal_dynamic> <enable>1</enable> <if>openvpn</if> <descr>OpenVPN</descr> <type>group</type> <virtual>1</virtual> <networks/> </openvpn> <wireguard> <internal_dynamic>1</internal_dynamic> <descr>WireGuard (Group)</descr> <if>wireguard</if> <virtual>1</virtual> <enable>1</enable> <type>group</type> <networks/> </wireguard> </interfaces>
<vlans version="1.0.0"> <vlan uuid="ab11bcee-edca-4de1-a019-432e490cbbfc"> <if>re0</if> <tag>2</tag> <pcp>0</pcp> <descr>LAN_VLAN</descr> <vlanif>vlan01</vlanif> </vlan> <vlan uuid="255dd735-3d7e-49fa-9aa3-352dcf1b0c69"> <if>re0</if> <tag>77</tag> <pcp>0</pcp> <descr>WAN</descr> <vlanif>vlan02</vlanif> </vlan> <vlan uuid="da04b0cb-2852-49c7-82ca-e0a820479c90"> <if>re0</if> <tag>33</tag> <pcp>0</pcp> <descr>IoT</descr> <vlanif>vlan03</vlanif> </vlan> <vlan uuid="25477895-432b-4814-8a6c-a70423aea760"> <if>re0</if> <tag>200</tag> <pcp>0</pcp> <descr>Management</descr> <vlanif>vlan04</vlanif> </vlan> <vlan uuid="4843b562-0653-4852-a3e5-b44a64eea025"> <if>re0</if> <tag>15</tag> <pcp>0</pcp> <descr>Neighbors</descr> <vlanif>vlan05</vlanif> </vlan> </vlans>
Check System > Settings > Administration > Listen Interfaces. Best set to "All (recommended)".
However, the installation file is version 24.1 and not 24.1.8.And that was apparently exactly the error!