H3c-technologies H3C S3100V2 Series Switches Instrukcja Użytkownika Pobierz pdf (Strona 50)

Configure IGMP snooping proxying on Switch A, enabling the switch to forward IGMP reports and leave

messages on behalf of attached hosts and to respond to IGMP queries from Router A and forward the

queries to the hosts on behalf of Router A.

Figure 16 Network diagram for IGMP snooping proxying configuration

Source

Router A

IGMP querier

Switch A

Proxy & Querier

Receiver

Host B

Host A

Host C

1.1.1.1/24

Eth1/0/4

Eth1/0/2

Eth1/0/3

Eth1/0/1

10.1.1.1/24

Eth1/0/2

1.1.1.2/24

Receiver

Configuration procedure

1. Configure IP addresses for interfaces

Configure an IP address and subnet mask for each interface according to Figure 16. T

he configuration

steps are omitted here.

2. Configure Router A

# Enable IP multicast routing, enable PIM-DM on each interface, and enable IGMP on Ethernet 1/0/1.

<RouterA> system-view

[RouterA] multicast routing-enable

[RouterA] interface ethernet 1/0/1

[RouterA-Ethernet1/0/1] igmp enable

[RouterA-Ethernet1/0/1] pim dm

[RouterA-Ethernet1/0/1] quit

[RouterA] interface ethernet 1/0/2

[RouterA-Ethernet1/0/2] pim dm

[RouterA-Ethernet1/0/2] quit

3. Configure Switch A

# Enable IGMP snooping globally.

<SwitchA> system-view

[SwitchA] igmp-snooping

[SwitchA-igmp-snooping] quit

# Create VLAN 100, assign ports Ethernet 1/0/1 through Ethernet 1/0/4 to this VLAN, and enable

IGMP snooping and IGMP snooping proxying in the VLAN.

[SwitchA] vlan 100

[SwitchA-vlan100] port ethernet 1/0/1 to ethernet 1/0/4

[SwitchA-vlan100] igmp-snooping enable

[SwitchA-vlan100] igmp-snooping proxying enable

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 110 111

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