Chapter 7: Administration: Stack Management; Overview - Cisco SX350 Series Administration Manual

Administration: Stack Management
NOTE

Overview

Cisco Sx350, SG350X, SG350XG, Sx550X & SG550XG Series Managed Switches, Firmware Release 2.2.5.x
This section describes how stacks are managed. It covers the following topics:
Stacking is only supported on the SG350 (except for the Sx350) and SG550 family of devices.
• Overview
• Types of Units in Stack
• Stack Topology
• Unit ID Assignment
• Master Selection Process
• Stack Changes
• Unit Failure in Stack
• Software Auto Synchronization in Stack
• Stack Management
• Stack Management
Devices can either function on their own, or they can be connected into a stack of devices in
various stacking modes (see
By default, a device is always stackable, but has no port configured as a stack port. All the
ports in the devices are configured as network ports by default. A device without any stack
port can be thought of as the master device in a stack of only itself or as a standalone device.
To stack two or more devices, reconfigure the desired network ports as stack ports in the
devices and connect the devices with the resulting stack ports in a ring or chain topology.
Stack Unit Mode).
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