Users Guide
1008 Layer-2 Multicast Features
Case Study on a Real-World Network Topology
Multicast Snooping Case Study
Figure 24-36 shows the topology that the scenarios in this case study use.
Figure 24-36. Case Study Topology
The topology in Figure 24-36 includes the following elements:
• Snooping Switches: D1, D2, D3 with IGMP snooping enabled on VLANs
10, 20
• Multicast Router: D4 with PIM-SM enabled on VLANs 10, 20
• Multicast Listeners: Client A-G
• Multicast Sources: Server A – 239.20.30.40, Server B – 239.20.30.42