Users Guide

but no outgoing interfaces are listed. R2 has no filter, so it is allowed to forward both groups. As a result, Receiver 1 receives
only one transmission, while Receiver 2 receives duplicate transmissions.
Figure 95. Preventing a Source from Transmitting to a Group
Table 59. Preventing a Source from Transmitting to a Group — Description
Location Description
1/21
• Interface GigabitEthernet 1/21
• ip pim sparse-mode
• ip address 10.11.12.1/24
• no shutdown
1/31
• Interface GigabitEthernet 1/31
• ip pim sparse-mode
• ip address 10.11.13.1/24
• no shutdown
Multicast Features 607