Version Description8.2.1.0 Introduced on the E-Series.7.6.1.0 Introduced on the C-Series and S-Series.Usage Information Enable the stackable VLAN (using the vlan-stack compatible command) on the VLAN prior to adding amember to the VLAN.Related Commands • vlan-stack compatible — enables stackable VLAN on a VLAN.stack-unit moduleProvision the stack unit to accept one of the 3 supported module typesSyntax stack-unit [stack-unit number] module [module slot number] provision [moduletype]Use no stack-unit [stack-unit number] module [module slot number] provision to de-provision.Parameters stack-unit number Enter a stack member identifier of the switch that you want to add to the stack.module slot number Enter the slot number of the module to identify the slot to be provisioned.module type Enter the module type from one of the following:• QSFP+• QSFP28• QSFP28_4CXPCommand Modes CONFIGURATIONCommand History This guide is platform-specific. For command information about other platforms, see the relevant Dell NetworkingOS Command Line Reference Guide.Version Description9.11(0.0) Introduced on the S6100–ONUsage Information This command is used to provision the switch to accept a particular type of module.NOTE:1 If a module is already inserted in a module slot, the module needs to be removed before de-provisioningthe module type on the slot.2 If a slot is already provisioned for one type of module, you cannot insert another type of module intothe same slot without de-provisioning it.3 If a module is removed, and the system is restarted, the interfaces for the module will not be createdunless the re-insertion of the module has been done again.4 Logical interfaces are not created during provisioning. Interfaces would be created only on actualmodule insertion.Related Commands • reload – reboot the Dell Networking OS.1642 VLAN Stacking