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Discussion topic: Sky Fibre & Unifi Dream Machine

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This message was authored by KGx This message was authored by: KGx

Sky Fibre & Unifi Dream Machine

Hi all,

 

Hoping that I can get some help as I'm loosing my hair with this issue.

 

Been using Dream Machine Pro for the last 2 & half years with Sky Broadband (copper w/ Draytek) & no issues.

 

Switched over to Fibre over a month ago & plugged from the OpenReach modem straight into the Dream Machine & everything is working fine, until 12:55pm today where it's showing that there is no Internet available.

 

I've plugged in a Sky Broadband Hub & that's working fine, restarted the UDMP no dice, messed around with any DHCP settings that I've found online & nothing.

 

So I'm hoping that someone by the grace of god on here has got some sort of idea or help!

 

Thanks for listening to the rant!


Best Answers
This message was authored by -rpnz- This message was authored by: -rpnz- Answer

Re: Sky Fibre & Unifi Dream Machine

Posted by a Sky employee

Hi @KGx 

Glad you managed to find the solution yourself, but yes just to confirm the issue is due Ubiquiti Unifi routers asking for MAP-T (by including DHCPv6 Option 95), but then not actually supporting MAP-T.


The ideal solution would be for Ubiquiti to develop support for MAP-T, the next-best solution would be for them to stop asking for MAP-T until they do support it.  The next best solution is as you've found, sadly disabling DHCPv6 on the WAN (not something I would usually recommend!). 
Finally, we do have the ability to forcibly disable MAP-T per service if we have to, if anyone is reading this and is having this exact issue but also really wants to keep IPv6, feel free to DM me and I'll see what I can do.

 

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This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

Are you in ireland or uk

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
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KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

I'm in the UK

This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

Settings should be something like this except don't enable vlanid and don't enter a value

 

1000004806.jpg

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
If I say something you like give a thumbs up
KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

Screenshot 2024-08-29 at 16.28.17.png

 

So that is the current settings (just switched again from your screenshot) that I've got & still the same issues 

This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

Could you select slaac for ipv6 connection

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
If I say something you like give a thumbs up
KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

Screenshot 2024-08-29 at 16.36.14.png

 

Done & still no luck, the clone mac address I put in was the one of the broadband hub that works, would that make any difference or no?

This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

Could you re enable vlanid and remove 101 then disable 

 

Also theres no requirement for mac cloning so try deleting the mac and untick it

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
If I say something you like give a thumbs up
KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

Re-enabled it, the removed it & removed the mac & still nothing, showing still as down

This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

Did you untick vlanid ?

 

Could you post a current screenshot 

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
If I say something you like give a thumbs up
KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine


@KGx wrote:

Hi all,

 

Hoping that I can get some help as I'm loosing my hair with this issue.

 

Been using Dream Machine Pro for the last 2 & half years with Sky Broadband (copper w/ Draytek) & no issues.

 

Switched over to Fibre over a month ago & plugged from the OpenReach modem straight into the Dream Machine & everything is working fine, until 12:55pm today where it's showing that there is no Internet available.

 

I've plugged in a Sky Broadband Hub & that's working fine, restarted the UDMP no dice, messed around with any DHCP settings that I've found online & nothing.

 

So I'm hoping that someone by the grace of god on here has got some sort of idea or help!

 

Thanks for listening to the rant!


Screenshot 2024-08-29 at 16.47.08.png

 

Please see above @cookiemonsteruk 

This message was authored by Chrisee This message was authored by: Chrisee

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@cookiemonsteruk could this be a MAP-T issue with Sky misidentifying the UDM as being compliant when it isnt? Would that explain the connection working then not as, if you recall, we were told that third party routers would be switched if they "supported" MAP-T? As otherwise everything looks correct. 

=========================================================
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

Screenshot 2024-08-29 at 16.58.22.png

Sorry @cookiemonsteruk - the last upload didn't work, this should show current settngs

KGx
Topic Author
This message was authored by KGx This message was authored by: KGx

Re: Sky Fibre & Unifi Dream Machine

@cookiemonsteruk @Chrisee - Not sure if this helps you on your troubleshooting, but i've just done the following

ONT Box -> Sky Hub -> UDMP

That has worked now & gave me a connection, it's not brilliant & i'm loosing about 400mbp down, i then tried to just remove the Hub out of it and it broke again.

Really apprecaite the help but have no idea what is happening with it.

This message was authored by cookiemonsteruk This message was authored by: cookiemonsteruk

Re: Sky Fibre & Unifi Dream Machine

Posted by a Superuser, not a Sky employee. Find out more

@KGx 

 

See where it says prefix delegation could you put a / in front ie /56 and try directly connected to the ont 

----------------------------------------------------
Sky Stream , Sky Superfast, SR203 router, Tp link td w9970 + Asus RT AX58U (backup), Xbox Series X, google home mini, LG 43 inch UHD tv, samsung a5 2017 and samsung s21

If I get it right mark as answered
If I get it wrong humour me
If I say something you like give a thumbs up
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