Igmpv3 problem

Hello,

i have installed igmpproxy and tried to get my telekom media receiver to work. The IPTV stream stops working after 10 seconds. As far as I know this is due to a wrong igmp version.
Using wireshark I have seen that igmpv2 is used in the lan, but I don't know why. it should actually be igmpv3. there are no other devices inside the lan apart from the reciever

I hope that someone is nice enough to help me.
Here is my current configuration:

cat /etc/config/igmpproxy
config igmpproxy
        option quickleave 1

config phyint
        option network wan
        option zone wan
        option direction upstream
        list altnet 192.168.8.0/24
        list altnet 87.128.0.0/11
        list altnet 224.0.0.0/4
        list altnet 193.158.0.0/15
        list altnet 239.35.0.0/16

config phyint
        option network lan
        option zone lan
        option direction downstream
        list altnet 192.168.8.0/24
cat /etc/config/firewall
config defaults
        option syn_flood '1'
        option input 'ACCEPT'
        option output 'ACCEPT'
        option forward 'REJECT'

config zone
        option name 'lan'
        list network 'lan'
        option input 'ACCEPT'
        option output 'ACCEPT'
        option forward 'ACCEPT'

config zone
        option name 'wan'
        list network 'wan'
        list network 'wan6'
        option input 'REJECT'
        option output 'ACCEPT'
        option forward 'REJECT'
        option masq '1'
        option mtu_fix '1'

config forwarding
        option src 'lan'
        option dest 'wan'

config rule
        option name 'Allow-DHCP-Renew'
        option src 'wan'
        option proto 'udp'
        option dest_port '68'
        option target 'ACCEPT'
        option family 'ipv4'

config rule
        option name 'Allow-Ping'
        option src 'wan'
        option proto 'icmp'
        option icmp_type 'echo-request'
        option family 'ipv4'
        option target 'ACCEPT'

config rule
        option name 'Allow-IGMP'
        option src 'wan'
        option proto 'igmp'
        option family 'ipv4'
        option target 'ACCEPT'

config rule
        option name 'Allow-DHCPv6'
        option src 'wan'
        option proto 'udp'
        option src_ip 'fc00::/6'
        option dest_ip 'fc00::/6'
        option dest_port '546'
        option family 'ipv6'
        option target 'ACCEPT'

config rule
        option name 'Allow-MLD'
        option src 'wan'
        option proto 'icmp'
        option src_ip 'fe80::/10'
        list icmp_type '130/0'
        list icmp_type '131/0'
        list icmp_type '132/0'
        list icmp_type '143/0'
        option family 'ipv6'
        option target 'ACCEPT'

config rule
        option name 'Allow-ICMPv6-Input'
        option src 'wan'
        option proto 'icmp'
        list icmp_type 'echo-request'
        list icmp_type 'echo-reply'
        list icmp_type 'destination-unreachable'
        list icmp_type 'packet-too-big'
        list icmp_type 'time-exceeded'
        list icmp_type 'bad-header'
        list icmp_type 'unknown-header-type'
        list icmp_type 'router-solicitation'
        list icmp_type 'neighbour-solicitation'
        list icmp_type 'router-advertisement'
        list icmp_type 'neighbour-advertisement'
        option limit '1000/sec'
        option family 'ipv6'
        option target 'ACCEPT'

config rule
        option name 'Allow-ICMPv6-Forward'
        option src 'wan'
        option dest '*'
        option proto 'icmp'
        list icmp_type 'echo-request'
        list icmp_type 'echo-reply'
        list icmp_type 'destination-unreachable'
        list icmp_type 'packet-too-big'
        list icmp_type 'time-exceeded'
        list icmp_type 'bad-header'
        list icmp_type 'unknown-header-type'
        option limit '1000/sec'
        option family 'ipv6'
        option target 'ACCEPT'

config rule
        option name 'Allow-IPSec-ESP'
        option src 'wan'
        option dest 'lan'
        option proto 'esp'
        option target 'ACCEPT'

config rule
        option name 'Allow-ISAKMP'
        option src 'wan'
        option dest 'lan'
        option dest_port '500'
        option proto 'udp'
        option target 'ACCEPT'

config include
        option path '/etc/firewall.user'
        option reload '1'

config include 'gls2s'
        option type 'script'
        option path '/var/etc/gls2s.include'
        option reload '1'

config include 'glfw'
        option type 'script'
        option path '/usr/bin/glfw.sh'
        option reload '1'

config include 'glqos'
        option type 'script'
        option path '/usr/sbin/glqos.sh'
        option reload '1'

config include 'mwan3'
        option type 'script'
        option path '/var/etc/mwan3.include'
        option reload '1'

config zone 'guestzone'
        option name 'guestzone'
        option network 'guest'
        option forward 'REJECT'
        option output 'ACCEPT'
        option input 'REJECT'

config forwarding 'guestzone_fwd'
        option src 'guestzone'
        option dest 'wan'

config rule 'guestzone_dhcp'
        option name 'guestzone_DHCP'
        option src 'guestzone'
        option target 'ACCEPT'
        option proto 'udp'
        option dest_port '67-68'

config rule 'guestzone_dns'
        option name 'guestzone_DNS'
        option src 'guestzone'
        option target 'ACCEPT'
        option proto 'tcp udp'
        option dest_port '53'

config rule 'glservice_rule'
        option name 'glservice'
        option dest_port '83'
        option proto 'tcp udp'
        option src 'wan'
        option target 'ACCEPT'
        option enabled '0'
cat /etc/config/network
config interface 'loopback'
        option ifname 'lo'
        option proto 'static'
        option ipaddr '127.0.0.1'
        option netmask '255.0.0.0'

config globals 'globals'
        option ula_prefix 'fd73:eebb:3e00::/48'

config interface 'lan'
        option type 'bridge'
        option ifname 'eth0.1'
        option proto 'static'
        option netmask '255.255.255.0'
        option ip6assign '60'
        option hostname 'GL-AR750S-73e'
        option ipaddr '192.168.8.1'
        option igmp_snooping '1'
        option multicast_querier '0'

config interface 'wan'
        option ifname 'eth0.2'
        option proto 'dhcp'
        option hostname 'GL-AR750S-73e'
        option metric '10'

config interface 'wan6'
        option ifname 'eth0.2'
        option proto 'dhcpv6'

config switch
        option name 'switch0'
        option reset '1'
        option enable_vlan '1'
        option igmp_v3 '1'

config switch_vlan
        option device 'switch0'
        option vlan '1'
        option ports '2 3 0t'

config switch_vlan
        option device 'switch0'
        option vlan '2'
        option ports '1 0t'

config interface 'guest'
        option ifname 'guest'
        option type 'bridge'
        option proto 'static'
        option ipaddr '192.168.9.1'
        option netmask '255.255.255.0'
        option ip6assign '60'
config interface 'lan'
        ,,,
        option multicast_querier '0'

Any reason you want to disable multicast_querier on the 'lan'? In my struggle with IPTV, it appears my IPTV stream stops after a few (~2) seconds if I set option multicast_querier '0'.