Forum Discussion
The way BT/sky do it (I am not a customer so may be wrong) is to impliment full dual stack. LG/VM want to use an infeerior solution of DS lite meaning IPv4 is on CGNAT. a useless half baked solution that fails to provide bi directional IPv4.
One day the world will be fully IPv6. But until that day, you cannot remove IPv4. So full dual stack is the only acceptable migration solution.
Interesting thread of which I have only just become aware as a simple end-user with what looked like a "simple" problem to solve, i.e. my new LG "smart" (or maybe not!) TV looks for an IPv6 DNS server address (with no alternative IPv4 option) when it tries to connect to my local Cat 5E LAN, which is connected to the incoming VM coax connection via my ASUS RT-AC66 B1 router and a SuperHub 2 in modem mode - but then refuses to connect to "anything"!
Therefore I was simply searching for an appropriate IPv6 address to manually enter into the TV's ethernet connection menu, but it would appear that this is currently "unobtainable"! (OTOH, the wireless connection from the same TV appears to work fine - and thus why????)
So, am I correct in "guessing" that the Cat 5E connection won't work UNTIL VM does bring in genuine IPv6 DNS address connections - and thus my TV will have to contiue to be connected via WiFi?
And thus is VM going to keep refusing to acknowledge that current consumer-end technology is not always backwards compatible with their existing IPv4 network technology and thus we will be saddled with that situation "ad infinitum"?
PS: please don't suggest VPN & tunneling approaches because, frankly, I have enough other issues to deal with and one more "complication" (however well it might work if sorted) would be an unwelcome addition for my ageing brain to deal with as I have otherwise no real use for these ATM.
- jamesmacwhite6 years agoSuperfast
Not quite understanding why you would need to give it an IPv6 DNS server when you have you wouldn't have any IPv6 on your LAN anyway? It should just use IPv4 like most things do if no IPv6 is present. You shouldn't need to specify anything IPv6 at all, just set it to DHCP and leave it.
I wouldn't normally advocate this, but if it's an issue, the LG TV should have the option to just disable IPv6, mine does, but there are loads of models about, but if it's running LG's webOS, it should be the same.
Modem mode should work fine, providing your ASUS RT-AC66U can pick up the DHCP lease on the WAN. Can sometimes require you to reboot both the Super Hub and router for the WAN to be passed down properly.
- VMCopperUser6 years agoWise owl
What model number is this TV, and do you know what OS it has on it?
I would find it unlikely that it's IPv6 only. And your correct in not using tunnels or anything of that nature. Many of the streaming providers block the IPv6 services that you can get (Like HE.net) saying that they are VPN.
- jeallen016 years agoOn our wavelength
Hi Guys
Many thanks for the replies and suggestions, but (after going out shopping 😐) I came back and thought about this again - and then finally found and fixed the problem (no thanks to the c*appy apology for a manual)!
Turned out that all the menu references to IPv6 were in fact a total "red-herring" and not a help - I went back into the network address Edit fields and then noticed (which I hadn't before) that there is a "Set automatically" box (not "use DHCP" which is what that actually seems to mean - and which is probably why I failed to "spot" it earlier) which was'nt "ticked" by default. When I did that and accepted it, then the TV did connect to the router and the internet, and so "all was now well".
Funny thing as a result though: the Gateway address came up as 192.168.1.1, which is to be expected, but the DNS Server address also came up as exactly the same, and not an external address as I thought it would have🙄.
It is also clear that I still need to learn a lot more about the WebOS used on LG TVs!
Anyway, it seems that I have bothered you too much already with an "IPv6-issue" that was actually a purely local one, and thus taken up your time needlessly, and for that I can only profusely apologise - but, OTOH, I did learn a tiny bit about what is going on "behind the scenes" with VM & IPv6, and that has proven quite interesting.
Kind Regards & Thanks again for trying to help.
- Anonymous6 years ago
Glad you got it working.
It's normal for routers to provide their own IP address for the DNS server and then relay requests to whatever DNS server they are configured to use. Makes life simpler if you want to change it as there's only one place to update.
- jamesmacwhite6 years agoSuperfastHere's me thinking LG had gone bold and released an IPv6 only TV or suddenly decided webOS is IPv6 only! Ha! Glad you got it working though. Sometimes the manuals provided are rubbish and terminology varies too, which is always fun. Set automatically is always the way to go for most, surprised its not default config when doing the network setup.
Don't worry, join the IPv6 rant club, were always about watching Virgin Media, not deploying IPv6, most days of the week! - jeallen016 years agoOn our wavelength
Cheers Guys!
BTW: I won't be ranting about VM TV content unless & until I get one of their boxes - but, ATM, I'm pretty happy with Sky HD (plus a spare HD box found in a Lidl carpark litter bin and that only needed a "clearout and reset" to work fine again!), several non-Sky sat receivers and " a number of sat dishes" and a ROKU 2 streamer😄
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