Netgear M4300-24X24F (XSM4348S) - Stackable Managed Switch with 48x10G including 24x10GBASE-T and 24xSFP+ Layer 3 Guia Do Administrador

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Switch Stacks 
447
 Managed Switches
Verify, by monitoring the master switch console port, that the new switch successfully 
joins the stack by issuing the show switch command. The new switch must join as a 
member (not as master; the existing master of the stack must not change).
8. 
If the firmware version of the newly added member is not the same as the existing stack, 
update the firmware (see 
Switch Stack Configuration Files
The configuration files include all global and interface-specific settings that define the 
operation of the stack and its individual members. If you issue the save config command, 
all stack members store a copy of the configuration settings. If a stack master becomes 
unavailable, the stack member that assumes the role of stack master operates from the 
saved configuration files.
When a new, out-of-box switch joins a switch stack, the switch uses the system-level settings 
of that switch stack. However, if you want the store to store this system level configuration, 
you must issue the save config command.
You can back up and restore the stack configuration by using the copy command in the 
same way as you back up and restore a standalone switch configuration.
The following table provides switch stack configuration scenarios. Most of the scenarios 
assume that at least two switches are connected through their stack ports.
Table 2.  Switch stack master scenarios 
Scenario
Action
Result
Stack master election specifically 
determined by existing stack 
masters.
Note:
NETGEAR does not 
recommend this scenario.
Connect two powered-on switch stacks 
through the stack ports.
Only one of the stack masters 
becomes the new stack master. 
No other stack members 
become the stack master.
Stack master election specifically 
determined by the stack member 
priority value.
• 
Connect two switches through their 
stack ports.
• 
To set a stack member to a higher 
member priority value, issue the 
switch stack-member-number 
priority new-priority-number
 
global configuration command.
• 
Restart both stack members at the 
same time.
The stack member with the 
higher-priority value is elected 
stack master.
Stack master election specifically 
determined by the MAC address.
Assuming that both stack members have 
the same priority value and firmware 
image, restart both stack members at the 
same time.
The stack member with the 
higher MAC address is elected 
stack master.