BUT:
Here is always asserted again that he is "compatible" with T Home Entertain.
The is definitely not so!
IGMP snooping does not suffice - we need IGMPv3!
Why is that?
A normal switch, which can not handle IGMPv3, converts the targeted traffic to Mediareciever broadcast.
This leads to a Broadcast Storm and clogged sooner or later the network. If a WLAN access point is connected to the switch, you have the problem within a few minutes (
IGMPv3 - Internet Group Messaging Protocol version 3 is the new feature in this version is that streams can be transmitted targeted at participants, to which those who need it and not what do not need it. Also serving again to save bandwidth on the network.
For this, you need a switch of the IGMP v3 protocol support and can only very few (affordable) switches.
An overview of such switches can be found in "Schirmer Online" (Googling).
I use the and am very happy in connection with Entertain.