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Table 256 Switching > VLAN > VLAN Port Setting (continued)
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61.10 Multicast
Traditionally, IP packets are transmitted in one of either two ways
Broadcast (1 sender to everybody on the network). Multicast delivers IP packets to just a group of hosts
on the network.
IGMP (Internet Group Management Protocol) is a network-layer protocol used to establish membership
in a multicast group
information on IGMP versions 1, 2 and 3 respectively.
This section shows you how to configure various multicast features.
61.10.1 What You Can Do
• Use the IPv4 Multicast Status screen
• Use the IGMP Snooping screen
group multicast traffic only to ports that are members of that group.
• Use the IGMP Snooping VLAN screen
16 VLANs.
• Use the IGMP Filtering Profile screen
groups that clients connected to the Switch are able to join.
61.11 IPv4 Multicast Status
Use this screen to view the IPv4 multicast group information. Click Switching > Multicast from the
navigation panel to display the IPv4 Multicast Status screen as shown next.
Figure 369 Switching > Multicast > IPv4 Multicast Status
Chapter 61 Switching
DESCRIPTION
Click Apply to save your changes to the Switch's run-time memory. The Switch loses these
changes if it is turned off or loses power, so use the Save link on the top navigation panel to
save your changes to the non-volatile memory when you are done configuring.
Click Cancel to begin configuring this screen afresh.
it is not used to carry user data. Refer to RFC 1112, RFC 2236 and RFC 3376 for
–
(Section 61.11 on page
(Section 61.12 on page
(Section 61.13 on page
(Section 61.14 on page
GS2220 Series User's Guide
488
Unicast (1 sender to 1 recipient) or
–
488) to view multicast group information.
489) to enable IGMP snooping to forward
493) to perform IGMP snooping on up to
494) to specify a range of multicast
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