Configuring the Switch
Configuring the Switch
IP Multicast (IGMP) Service
Multicast
Data Stream
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| Router |
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Video
Server
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| IGMP is NOT |
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| Running Here |
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| Switch # 1 |
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| IGMP IS |
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PC #1 |
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Video |
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| PC #3 |
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| PC # 4 |
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Client |
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| PC #2 |
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| Client |
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| PC # 5 |
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The next figure
PCs 2, 5, and 6 are members of the same IP multicast group.
IGMP is configured on switches 3 and 4. Either of these switches can operate as querier because a multicast router is not present on the network. (If an IGMP switch does not detect a querier, it automatically assumes this role, assuming the querier feature is