A company plans to establish a new network using Cisco Catalyst switches for its multicast applications. What is the disadvantage when two multicast applications are using the multicast IP addresses 234.17.4.5 and 234.145.4.5 inside the same network?
A) Multicast packets from both applications are flooded to all Layer 2 ports in a segment where a multicast receiver is located.
B) Multicast packets from both applications are flooded to ports where one multicast receiver from one application is located.
C) Only one multicast stream is received at the port where the receivers from both applications are located.
D) Both multicast senders will always receive the multicast packets from the other multicast application.
E) The routers doing PIM-SM cannot distinguish between the two multicast applications.

Question

Quizplus · Accepted Answer

Both multicast applications use different multicast IP addresses, but if they share the same Layer 2 segment, multicast packets can be flooded to ports where any multicast receiver is located, potentially causing unnecessary traffic on those ports.

A Company Plans to Establish a New Network Using Cisco