BayStack 450 10/100/1000 Series Switches
After the switches learn which ports are requesting access to the IP Multicast stream, all other ports not responding to the queries are blocked from receiving the IP Multicast (Figure
Internet
Designated |
router |
Host
membership
query
| BayStack |
S1 | Switch |
| BayStack |
| Switches |
S2 | S3 |
BayStack
S4 Switch
Key
Multicast stream
BS45023B
Figure 1-33. BayStack 450 Switch Filtering IP Multicast Streams (2 of 2)
The consolidated proxy report generated by the switch remains transparent to layer 3 of the International Organization for Standardization, Open Systems Interconnection (ISO/OSI) model. (The switch IP address and MAC address are not part of proxy report generation.) The last reporting IGMP group member in each VLAN represents all of the hosts in that VLAN and IGMP group.
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