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[Sysname-irf-port4/2] port group interface ten-gigabitethernet 4/0/52
[Sysname-irf-port4/2] quit
# Bring up the SFP+ ports and save the configuration.
[Sysname] interface range ten-gigabitethernet 4/0/49 to ten-gigabitethernet 4/0/52
[Sysname-if-range] undo shutdown
[Sysname-if-range] quit
[Sysname] save
# Activate the IRF port configuration.
[Sysname] irf-port-configuration active
Device D reboots to join the IRF fabric. A four-chassis IRF fabric is formed.
5.
Configure ND MAD on the IRF fabric:
# Enable the spanning tree feature globally. Map the ND MAD VLAN to MSTI 1 in the MST region.
<Sysname> system-view
[Sysname] stp global enable
[Sysname] stp region-configuration
[Sysname-mst-region] region-name ndmad
[Sysname-mst-region] instance 1 vlan 3
[Sysname-mst-region] active region-configuration
[Sysname-mst-region] quit
# Configure the IRF fabric to change its bridge MAC address as soon as the address owner leaves.
[Sysname] undo irf mac-address persistent
# Set the domain ID of the IRF fabric to 1.
[Sysname] irf domain 1
# Create VLAN 3, and add GigabitEthernet 1/0/2, GigabitEthernet 2/0/1, GigabitEthernet
3/0/2, and GigabitEthernet 4/0/1 to VLAN 3.
[Sysname] vlan 3
[Sysname-vlan3] port gigabitethernet 1/0/2 gigabitethernet 2/0/1 gigabitethernet
3/0/2 gigabitethernet 4/0/1
[Sysname-vlan3] quit
# Create VLAN-interface 3, assign it an IPv6 address, and enable ND MAD on the interface.
[Sysname] interface vlan-interface 3
[Sysname-Vlan-interface3] ipv6 address 2001::1 64
[Sysname-Vlan-interface3] mad nd enable
You need to assign a domain ID (range: 0-4294967295)
[Current domain is: 1]:
The assigned
6.
Configure Device E as the intermediate device:
CAUTION:
If the intermediate device is also in an IRF fabric, assign the two IRF fabrics different domain IDs for
correct split detection. False detection causes IRF split.
# Enable the spanning tree feature globally. Map the ND MAD VLAN to MSTI 1 in the MST region.
<DeviceE> system-view
[DeviceE] stp global enable
[DeviceC] stp region-configuration
[DeviceC-mst-region] region-name ndmad
domain ID is: 1
51
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