6in4 over a GRE/GIF/SIT tunnel on VMO2 (Virgin Media UK Mainland) is restricted to 20Mbps on these 3 hubs due to there hardware now being powerful enough to handle it





SuperHub1

Manufacturer: Netgear

Model: VMDG480/CG3101D

CPU: Broadcom BCM3380

Reports state this was a purpose built hub for VM and is for the UK Only

SuperHub2/2AC

Manufacturer: Netgear

Model: Non AC: VMDG485/CG4000TD AC: VMDG490

CPU (Both): Intel Puma DNCE2530GU

Reports state this was purpose built for VM and is for the UK only


SuperHub3

Manufacturer: Arris

Model: VMDG505/TG2492LG-VM/TG2492S

CPU: Intel Puma DHCE2652

The Model is based on the widely available TG2492 platform with different ISPs rolling out there own design. Flo, Ziggo and VM to name a few

Reports have come out stating that it works at almost line speed on these 2 but they have restrictions on how to get one at the moment



Hub4 Currently limited to Gig1 Fibre customers

Manufacturer: Arris

Model: TG3492LG-VMB, They have dropped the VMDG from this hub

CPU: Intel Puma 7 (CE2752)

There is barely any information available online about the specifics of this hub but it is based on the
TG3492 Series of Docsis/euroDocsis routers which a few ISPs seem to use or are available to purchase


Hub5 Currently limited to business customers and some
residential Gig1 Fibre customers 

Manufacturer: Sagemcom

Model: F3896LG-VMB

CPU: Broadcom 3390S

There is even less information our about this one as well but it is based on the F@st 3896
series of Docsis/euroDocsis routers that it seems more ISPs are using

If you have one of the top 3 then you will need to use WireGuard or ZeroTier with Route48 to achieve anything over 20Mbps, I am currently connected to Frankfurt using WireGuard and can push over 500Mbps down when using Steam and also selecting a IPv6 test server at ovh.net