Configuring Multicast Vlan Replication Based On User Vlans - Huawei Quidway S2700 Series Configuration Manual

Quidway S2700 Series Ethernet Switches
Configuration Guide - Multicast
Figure 2-1 Traditional multicast data transmission
Source
Figure 2-2
The router only needs to copy multicast data for the multicast VLAN and sends the data to the
switch. This saves network bandwidth and reduces workload of the router.
Figure 2-2 Multicast VLAN replication
Source
The S2700 supports the following mapping modes between multicast VLANs and user VLANs:
l
2.3 Configuring Multicast VLAN Replication Based on User
VLANs
This section describes how to implement multicast VLAN replication based on user VLANs.
Issue 01 (2011-07-15)
Multicast Packet
VLAN 2
VLAN 3
VLAN 4
Router
shows multicast data transmission after multicast VLAN replication is configured.
Multicast Packet
Multicast VLAN
VLAN 2
VLAN 3
VLAN 4
Router
One-to-many mapping between a multicast VLAN and user VLANs
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2 Multicast VLAN Replication Configuration
VLAN 2
Switch
VLAN 3
VLAN 4
VLAN 2
Switch
VLAN 3
VLAN 4
Receiver
HostA
Receiver
HostB
Receiver
HostC
Receiver
HostA
Receiver
HostB
Receiver
HostC
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