Guest wlan no internet access

@trendy fully aligned with you. I can't seem to find an explanation for what I see!! :frowning:

Do a netstat -lnp on OpenWrt.

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This might be local firewall rules for outgoing connections on your PC.
Possibly related to some antivirus/antispam software.

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Here you go:

root@OpenWrt:~# netstat -lnp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN      823/uhttpd
tcp        0      0 127.0.0.1:53            0.0.0.0:*               LISTEN      17442/dnsmasq
tcp        0      0 192.168.1.1:53          0.0.0.0:*               LISTEN      17442/dnsmasq
tcp        0      0 10.0.0.1:53             0.0.0.0:*               LISTEN      17442/dnsmasq
tcp        0      0 79.156.122.55:53        0.0.0.0:*               LISTEN      17442/dnsmasq
tcp        0      0 192.168.10.1:53         0.0.0.0:*               LISTEN      17442/dnsmasq
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      672/dropbear
tcp        0      0 :::80                   :::*                    LISTEN      823/uhttpd
tcp        0      0 ::1:53                  :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d55:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d54:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fda7:3a7a:f62::1:53     :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d54:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d55:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d57:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::1bc1:5d28:6c99:5ea4:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::46a5:6eff:fe47:3d56:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 2a02:9003:af:5feb:9927:7c7:57e3:c854:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::9927:7c7:57e3:c854:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 fe80::44a5:6eff:fe47:3d56:53 :::*                    LISTEN      17442/dnsmasq
tcp        0      0 :::22                   :::*                    LISTEN      672/dropbear
udp        0      0 0.0.0.0:1194            0.0.0.0:*                           1016/openvpn
udp        0      0 127.0.0.1:53            0.0.0.0:*                           17442/dnsmasq
udp        0      0 192.168.1.1:53          0.0.0.0:*                           17442/dnsmasq
udp        0      0 10.0.0.1:53             0.0.0.0:*                           17442/dnsmasq
udp        0      0 79.156.122.55:53        0.0.0.0:*                           17442/dnsmasq
udp        0      0 192.168.10.1:53         0.0.0.0:*                           17442/dnsmasq
udp        0      0 0.0.0.0:67              0.0.0.0:*                           17442/dnsmasq
udp        0      0 :::123                  :::*                                1302/ntpd
udp        0      0 :::546                  :::*                                1997/odhcp6c
udp        0      0 :::547                  :::*                                17474/odhcpd
udp        0      0 ::1:53                  :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d55:53 :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d54:53 :::*                                17442/dnsmasq
udp        0      0 fda7:3a7a:f62::1:53     :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d54:53 :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d55:53 :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d57:53 :::*                                17442/dnsmasq
udp        0      0 fe80::1bc1:5d28:6c99:5ea4:53 :::*                                17442/dnsmasq
udp        0      0 fe80::46a5:6eff:fe47:3d56:53 :::*                                17442/dnsmasq
udp        0      0 2a02:9003:af:5feb:9927:7c7:57e3:c854:53 :::*                                17442/dnsmasq
udp        0      0 fe80::9927:7c7:57e3:c854:53 :::*                                17442/dnsmasq
udp        0      0 fe80::44a5:6eff:fe47:3d56:53 :::*                                17442/dnsmasq
raw        0      0 ::%161:58               ::%1:*                  58          17474/odhcpd
raw        0      0 ::%158:58               ::%2:*                  58          1997/odhcp6c
Active UNIX domain sockets (only servers)
Proto RefCnt Flags       Type       State         I-Node PID/Program name    Path
unix  2      [ ACC ]     STREAM     LISTENING       2203 152/ubusd           /var/run/ubus.sock
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False alarm from the nmap, most likely what @vgaetera said.

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thanks @trendy and @vgaetera!!!

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