Fujitsu ETERNUS AF250 S2 Basic Operation Manual page 78

7. Troubleshooting
Check List
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When the ETERNUS AF Cannot Be Connected via a Network Service
Check the points that are shown below. If the problem persists, contact your maintenance engineer.
Is the ETERNUS AF turned off?
•
To switch the Master CM, perform one of the following procedures.
•
Using the FUNCTION button to switch the Master CM
-
Push down the FUNCTION button twice within three seconds during maintenance to switch the Master CM to
another controller.
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? Is the LAN cable disconnected or damaged?
•
Are the network device settings invalid?
Are the environment settings for the network service invalid?
•
Is the IP address incorrect?
•
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 ETERNUS AF net-
work environment settings and the firewall settings.
Note that the settings (network environment settings and firewall settings) for all of the LAN ports are initial-
ized after the following procedure is performed.
1
Remove the flange cover of the ETERNUS AF.
FUJITSU Storage ETERNUS AF250 S2, ETERNUS AF250 All-Flash Arrays Operation Guide (Basic)
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