3com S7906E 설치 설명서

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MLD Snooping Configuration Examples 
IPv6 Group Policy and Simulated Joining Configuration Example 
Network requirements 
As shown in 
, Router A connects to the IPv6 multicast source through GigabitEthernet 
2/0/2 and to Switch A through GigabitEthernet 2/0/1. Router A is the MLD querier on the subnet.  
MLDv1 is required on Router A, MLD snooping version 1 is required on Switch A, and Router A will 
act as the MLD querier on the subnet.  
It is required that the receivers, Host A and Host B, attached to Switch A can receive IPv6 multicast 
traffic addressed to IPv6 multicast group FF1E::101 only.  
It is required that IPv6 multicast data for group FF1E::101 can be forwarded through 
GigabitEthernet 2/0/3 and GigabitEthernet 2/0/4 of Switch A even if Host A and Host B accidentally, 
temporarily stop receiving IPv6 multicast data.  
Figure 1-4 Network diagram for IPv6 group policy simulated joining configuration  
Source
Router A
Switch A
Receiver
Receiver
Host B
Host A
Host C
GE2/0/1
GE2/0/4
GE2/0/2
GE2/0/3
MLD querier
1::1/64
GE2/0/1
2001::1/64
GE2/0/2
1::2/64
 
 
Configuration procedure 
1)  Enable IPv6 forwarding and configure IPv6 addresses 
Enable IPv6 forwarding and configure an IPv6 address and prefix length for each interface as per 
The detailed configuration steps are omitted.  
2)  Configure Router A 
# Enable IPv6 multicast routing, enable IPv6 PIM-DM on each interface, and enable MLDv1 on 
GigabitEthernet 2/0/1.  
<RouterA> system-view 
[RouterA] multicast ipv6 routing-enable 
[RouterA] interface gigabitethernet 2/0/1 
[RouterA-GigabitEthernet2/0/1] mld enable 
[RouterA-GigabitEthernet2/0/1] pim ipv6 dm 
[RouterA-GigabitEthernet2/0/1] quit 
[RouterA] interface gigabitethernet 2/0/2 
[RouterA-GigabitEthernet2/0/2] pim ipv6 dm 
[RouterA-GigabitEthernet2/0/2] quit