@Joseph-TP Hi Sir. Thanks for replying. So, here is my Network flow: [ PON ] ---- [ XPON ONT ] ---- [ BE230 ] )))((( [ RE605X in MESH, Mobiles, Smart Plugs etc ] || || [ VoIP IMS SIP ] [ PCs,...

Hello, I am experiencing unstable IPv6 behavior on my TP-Link BE230 router when using PPPoE with my ISP (BSNL FTTH in India). IPv6 prefix delegation works, but WAN IPv6 addressing seems to be broken....

@vasuaadhan It is working, check your configuration against BSNL Check this too: Setup Guide BSNL

@camilacabello71 @Marvin_S There was no option to set a custom IPv6 in this ONU in any firmware versions. I had checked 1.8.0, no IPv6 DNS setting options, same 1.10, same 1.13 Check the above photos.

@edemjack82 @Marvin_S DHCPv6 is not supported by portable devices like Android, iOS, Tablets, etc. So, using DHCPv6 doesn't allocate IPv6 IPs not even link local IPs to my devices except computers....

@Marvin_S This issue is from the ONU itself not ISP. Kindly read thoroughly before commenting. Here, check this, 1. No IPv6 DNS is assigned by ONU to mobile, so how will the DNS query resolve...