ZyXEL Communications NSA-2400 User Manual page 44

Chapter 3 Status Screens
Table 6 System Overview (continued)
LABEL
CPU Usage
CPU Temperature
Memory Usage
Open Sessions
UPS
System Status
System Name
Firmware Version
System Uptime
System Time
Current IP
Last Few Error
Messages
Volume Status
Internal Volume
External Volume
Volume Name
Volume Configuration
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DESCRIPTION
This displays CPU usage by all current processes since the last update. If
too many users are using the NSA then the NSA may appear sluggish.
This displays the current temperature of the NSA CPU. If the temperature
O
is not within range (about 0
NSA overheats for example, turn it off and let it cool down. Make sure the
fans are working and it is in a well ventilated place.
This number shows how much of the NSA's total memory is being used.
This shows the current number of active sessions. It is useful when you
want to restart or shutdown the NSA so you can tell if there are users
currently connected to the NSA. You should then contact each user to
make sure that they disconnect from the NSA before you restart or shut it
down. Click the view details link to go to the System Status > Active
Sessions screen.
This field displays whether an Uninteruptable Power Supply (UPS) is
being used. A UPS is advisable to protect sensitive data stored on the
NSA in the event of a power outage.
A battery meter displays what percentage Uninteruptable Power Supply
(UPS) battery power remains when an APC UPS is connected to an NSA
USB port and is turned on. Power from the UPS is used when power from
the mains is down and while the UPS has battery power.
Power from the mains is used when the mains power returns; the APC
UPS battery is recharged then too. This field displays N/A when no UPS
is connected to the NSA or it is turned off.
This displays the name which helps you find the NSA on the network.
Click the update link to go to the Network > TCP/IP screen. Click the
Modify button after the Server Name label in that screen to go to the
Network > Windows/CIFS in which you can change the Server Name.
You can enter up to 15 alphanumeric characters with minus signs allowed
but not as the last character. The name must begin with an alphabetic
character (a-z) and is NOT case sensitive.
This is the NSA firmware version and the date created. Click the update
link to go to the Maintenance > Firmware Upgrade screen from which
you can upload new firmware.
This is the total time the NSA has been on since your last power-up.
This displays the date (month/date/year) and time (hours/minutes/
seconds). Click the update link to go to the Maintenance > Date/Time
screen from which you can change the system time.
This displays the NSA's IP address.
This displays the most recent (nine) error messages generated by the
NSA. Click on a log entry to go to the Status > System Log screen.
A volume is a storage area on a single disk or spread across a number of
disks within a single file system.
This displays the volumes created on the NSA hard drives.
This displays the volumes created on USB hard drives connected to the
NSA. USB ports are numbered in the order that you insert USB devices.
This field shows the NSA-generated name for the volume.
This field (also known as Type) shows what type of data storage system
(a RAID type or JBOD) the volume is using. For external drives, it may
show REGULAR or OK meaning that the NSA can read the volume but
the volume wasn't created on the NSA.
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to 85 C) the NSA may malfunction. If the
NSA-2400 User's Guide