[FS#1002] Dns ipv6 problem when interface restart

[LEDE Bugs]

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FS#1002 - Dns ipv6 problem when interface restart
User who did this - Ansuel (Ansuel)

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Problem is that I have them set and it doesn't work...
No dns in pppoe = NO IPV6 CONNECTION 

/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 'fdcc:f702:84dd::/48'

config interface 'lan'
	option type 'bridge'
	option proto 'static'
	option ipaddr '192.168.2.1'
	option netmask '255.255.255.0'
	option _orig_ifname 'lan1 lan2 lan3 lan4 wlan0 wlan1 radio2.network1'
	option _orig_bridge 'true'
	option ifname 'lan1 lan2 lan3 lan4'
	option ip6assign '64'

config interface 'guest'
	option proto 'static'
	option netmask '255.255.255.0'
	option _orig_ifname 'wlan1-1'
	option _orig_bridge 'false'
	option type 'bridge'
	option metric '10'
	option ipaddr '192.168.20.1'

config interface 'wan'
	option ifname 'wan'
	option _orig_ifname 'wan'
	option _orig_bridge 'false'
	option proto 'pppoe'
	option username 'ADSL'
	option password 'ADSL'
	option ipv6 'auto'

config interface 'wan_6'
	option proto 'pppoe'
	option ifname 'wan'
	option password 'IPV6 at alice6'
	option ipv6 'auto'
	option username 'adsl at alice6.it'
	option metric '10'

config interface 'modem'
	option proto 'static'
	option ifname 'wan'
	option netmask '255.255.255.0'
	option ipaddr '192.168.1.101'

config interface 'wan6_6'
	option proto 'dhcpv6'
	option ifname 'wan'
	option reqaddress 'try'
	option reqprefix 'auto'
	option peerdns '0'



/etc/config/dhcp

config dnsmasq 'global'
	option domainneeded '1'
	option expandhosts '1'
	option authoritative '1'
	option readethers '1'
	option leasefile '/tmp/dhcp.leases'
	option resolvfile '/tmp/resolv.conf.auto'
	option localservice '1'
	option domain 'Ansuel-Network'
	option cachesize '2000'
	option strictorder '1'
	option local '/Ansuel-Network/'
	option rebind_protection '0'
	option sequential_ip '1'
	option nonwildcard '0'
	option localise_queries '1'
	option filterwin2k '1'
	option dnssec '1'
	option dnsseccheckunsigned '1'

config dhcp 'lan'
	option interface 'lan'
	option leasetime '12h'
	option start '2'
	option force '1'
	option limit '200'
	option ra_management '1'
	option ra 'server'
	option dhcpv6 'server'
	list dns '2001:4860:4860::8888'
	list dns '2001:4860:4860::8844'
	list domain 'Ansuel-Router'

config dhcp 'wan'
	option interface 'wan'
	option ignore '1'

config host
	option name 'Ansuel-Gaming'
	option ip '192.168.1.5'
	option mac '10:c3:7b:92:19:ff'

config dhcp 'guest'
	option interface 'guest'
	option limit '200'
	option leasetime '1h'
	option start '2'

config dhcp 'tor'
	option interface 'tor'
	option start '2'
	option stop '100'
	option leasetime '12h'
	option limit '150'

config host
	option ip '192.168.1.3'
	option mac 'e8:de:27:c9:68:82'
	option name 'Ripe-Atlas'

config odhcpd 'odhcpd'
	option maindhcp '0'
	option leasefile '/tmp/hosts/odhcpd'
	option leasetrigger '/usr/sbin/odhcpd-update'
	option loglevel '7'

config host
	option name 'Canon-MG6850'
	option mac '84:ba:3b:07:53:07'
	option ip '192.168.1.4'

config host
	option name 'Samknows-Whitebox'
	option mac 'd8:37:be:fd:f3:6d'
	option ip '192.168.1.6'


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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1002#comment3431