Basic Concepts In Mld Snooping - H3C S9500 Series Operation Manual

Operation Manual – MLD Snooping
H3C S9500 Series Routing Switches
IPv6 multicast packet transmission
Source
Host A
Receiver
Figure 1-1 Before and after MLD Snooping is enabled on a Layer 2 device

1.1.2 Basic Concepts in MLD Snooping

I. MLD Snooping related ports
As shown in
on Switch A and Switch B, Host A and Host C are receiver hosts (namely, IPv6 multicast
group members).
Router A
Source
Figure 1-2 MLD Snooping related ports
Ports involved in MLD Snooping, as shown in
without MLD Snooping
Multicast router
Layer 2 switch
Host C
Receiver
Host B
IPv6 multicast packets
Figure 1-2, Router A connects to the multicast source, MLD Snooping runs
Switch A
Eth1/1/10 Eth1/1/1
Eth1/1/2
Eth1/1/10
Eth1/1/1
Switch B
Router port
Member port
IPv6 multicast packets
Chapter 1 MLD Snooping Configuration
IPv6 multicast packet transmission
when MLD Snooping runs
Source
Host A
Receiver
Receiver
Host C
Host D
Figure 1-2, are described as follows:
1-2
Multicast router
Layer 2 switch
Host C
Receiver
Host B
Receiver
Host A
Host B