Figure 14 !
!
*This shows the difference in port counters, from left to right, in the span of a
few seconds.
If the switch can receive the multicast stream, go to step 4.
If the switch cannot receive the multicast stream, go to<OTHERS>.
Perform an IGMP Join/Leave from the multicast client.
* Figure shows what occurs when a channel is changed through an IPTV’s point of
view.