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Limitations of IGMP Snooping<br />
<strong>iMPath</strong><br />
N e t w o r k s<br />
If this is a Gig E link and you have<br />
more then 70 Meg of Video traffic, no<br />
other application will run on this<br />
network until the link is re-established.<br />
Maximum port traffic will be exceeded.<br />
L2 Switch<br />
Encoder<br />
L2 Switch<br />
Encoder<br />
L2 Switch<br />
Encoder<br />
In the event of a communication<br />
break between the L2 and L3<br />
switches, the L2 IGMP Snooping<br />
switch will behave like a L2 switchDecoder<br />
L3 Switch<br />
A few minutes after loss of signal, the<br />
switches may* flood all <strong>Multicast</strong> signals<br />
to the ports of every switch<br />
* Behavior may differ depending on switch manufacturer.<br />
L2 Switch<br />
Encoder<br />
L2 Switch<br />
L2 Switch<br />
Encoder<br />
Encoder<br />
L2 Switch<br />
Encoder<br />
L2 Switches with IGMP Snooping have limitations.