Fujitsu Storage ETERNUS AF650 S2 Basic Operation Manual page 52

Chapter 6 Troubleshooting
6.1 Check List
Using ETERNUS Web GUI to switch the Master CM
-
If the IP address for the Slave CM is specified, access to the Slave CM IP address via ETERNUS Web GUI to
switch the Master CM is performed.
Have any network devices (such as LAN switch or router) failed? Are the network device settings invalid?
•
• Are the environment settings for the network service invalid?
Is the IP address correct?
•
Are the settings for the ETERNUS AF LAN ports (firewall) invalid?
•
If the problem is not resolved, follow the procedure below to restore the default values for the network envi-
ronment settings and the firewall settings.
Note that the settings (network environment settings and firewall settings) for all of the LAN ports are
initialized after the following procedure is performed.
1
Remove the flange cover and the front cover of the controller enclosure.
Flange cover
2
Change the status of the ETERNUS AF to the maintenance status.
Use the pin to push down the CM Master Change switch (MST SW) for three seconds.
Front cover
FUJITSU Storage ETERNUS AF650 S2, ETERNUS AF650 All-Flash Arrays Operation Guide (Basic)
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