H3c-technologies H3C S5120 Series Switches User Manual download pdf (Page 709)

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z If a device is already configured as the master device of a stack or is already a slave device of a

stack, you cannot configure a private IP address pool on the device.

z When you configure a private IP address pool for a stack, the number of IP addresses in the

address pool needs to be equal to or greater than the number of devices to be added to the stack.

Otherwise, some devices may not be able to join the stack automatically for lack of private IP

addresses.

Configuring Stack Ports

On the master device, configure ports that connect to slave devices as stack ports.

Follow the steps below to configure stack ports:

To do… Use the command… Remarks

Enter system view

system-view

—

Configure the specified ports as

stack ports

stack stack-port

stack-port-num port

interface-list

Required

By default, a port is not a stack

port.

Creating a Stack

After you execute the stack role master command on a stack-capable device, the device becomes the

master device of a stack and automatically adds the devices connected with its stack ports to the stack.

Follow the steps below to create a stack:

To do… Use the command… Remarks

Enter system view

system-view

—

Create a stack

stack role master

Required

After you configure a device as the master device of a stack, the prompt changes to

<stack_0.Sysname>, where Sysname is the system name of the device.

Configuring Stack Ports of a Slave Device

You need to configure stack ports to add a slave device to the stack.

The ports of a slave device that connect to other stack devices need to be configured as stack ports.

Follow the steps below to configure stack ports:

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H3c-technologies H3C S5120 Series Switches User Manual Page 709

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