Linksys NSS4000 Series Administrator'S Manual Download

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Chapter 4: Storage
Unlocking a Locked Volume

Network Storage System (NSS) Administrator Guide

Chapter

Unlocking a Locked Volume

When an encrypted volume is locked, either automatically as a result of the NSS being rebooted or
manually locked through the configuration interface, you must unlock it before it can be used for tasks
such as creating shares or quotas.

To unlock a volume:

1. From the

Manager Menu

, click

Storage

Volumes.

The

Volumes

page appears.

2. Click

Unlock

for the volume you want to unlock.

Summary of Contents for NSS4000 Series

Page 1: ...ADMINISTRATOR GUIDE Linksys Business Series Network Storage System Models NSS4000 and NSS6000 Series Linksys Business Series Network Storage System Administrator Guide ...

Page 2: ...ons are subject to change without notice Linksys the Cisco Systems logo the Linksys Logo and the Linksys One logo are registered trademarks of Cisco Systems Inc All other trademarks mentioned in this document are the property of their respective owners ...

Page 3: ...tion 27 Configuring DNS or WINS for Name Resolution 29 Joining the NSS to a Network Information System NIS Domain 31 Editing Access Control Lists ACLs from Windows Explorer Restrictions 33 Running Diagnostics of your Physical Links 34 Configuring the Network Ports 35 Setting up the Link Bonding Advertising Modes 36 Chapter 4 Managing your Storage 38 Choosing a RAID Array Level 42 Creating a RAID A...

Page 4: ...om an Active Directory NTv4 or NIS Domain 86 Deleting a Group 87 Managing Volume Quotas 89 Creating Volume Quota for a User or Group 91 Setting up the Grace Period for a Volume Quota 93 Changing a Volume Quota for a User or Group 94 Clearing a Quota 95 Network Filters Overview 96 Defining the Default Network Policy 97 Creating a Network Filter 98 Available Access Filters 100 Deleting a Network Fil...

Page 5: ...e NSS Storage using CIFS SMB 142 Windows Users Accessing the NSS Storage through FTP 143 Mac Users Accessing Storage through CIFS SMB 144 Mac Users Accessing Storage through FTP 145 UNIX Linux Users Accessing Storage through NFS 146 UNIX Linux Users Accessing Storage through FTP 147 Chapter 9 Glossary 148 Chapter 10 Troubleshooting 157 LEDs Buttons 157 Repairing a Degraded Array 160 Working with a...

Page 6: ...e NSS provides a single repository that is completely dedicated to storage ensuring the integrity reliability and accessibility of your data for a relatively low cost The NSS lets you install up to four physical disk drives as well as virtualize your storage into one or more logical redundant storage units or RAID arrays The NSS uses the most common file based protocols such as NFS CIFS and FTP fo...

Page 7: ...ce window It contains the menu options that represent the major configuration areas for the NSS For example System Network Share Storage and so on When you click an option a sub menu of related options appears Clicking a subtopic opens the associated topic in the Topic page in the right side of the window Topic Page When you select a topic from the Manager Menu the configuration page for that topi...

Page 8: ...the product support information offered on the LinksysOne website for a list of recommended disk drives The decision of which disks to purchase also needs to be made based on the RAID levels you want to create For example if you are creating a RAID versus a JBOD make sure that each of the disks used in the array have the same disk capacity The RAID is built using the capacity of the smallest disk ...

Page 9: ...m Status page automatically refresh on a regular interval and are very helpful for monitoring the progress of certain processes such as building a RAID The following sections provide a detailed explanation of the information that appears on the System Status page System Alerts The System Alerts section shows any system messages issued since the last time they were cleared Messages can range in sev...

Page 10: ...he configured capacity used The percentage is color coded according to the current percentage used Green 0 to 74 Orange 75 89 Red 90 100 Network Status The Network area displays the following Link 1 2 The current status of the physical links The status of the link can be up color coded green or down color coded red If the link is not present the status appears as down Bonding Mode Displays how the...

Page 11: ...e NSS is currently deriving its power from the UPS battery The percentage of power still available is also listed and is color coded according to the amount of battery remaining RPSU The following options are available depending on the current operating condition of the RPSU For more information about the functioning of the RPSU refer to the RPSU documentation No Connection There is no RPSU instal...

Page 12: ...0 Chapter 2 System Network Storage System NSS Administrator Guide Chapter 2 Uptime The number of days the NSS has been running since it was last rebooted Last Boot The date when the NSS was last rebooted ...

Page 13: ...attention red Fans The fan speed for each chassis fan If the fan has stalled the reading is color coded red Normal fan operation is color coded green Temperatures The NSS has temperature sensors located at various parts of the chassis Temperature readings are done from these sensors as well as from any installed disks provided that the disk has an internal temperature sensor If a disk does not hav...

Page 14: ...files 1 From the Manager Menu click System Logs The System Logs page appears 2 You can view download or delete any of the following types of log files Admin A full list of time stamped actions that were initiated through the NSS configuration interface Web Access This log displays IP addresses of the systems that accessed the NSS configuration interface and the date and time of the authentication ...

Page 15: ... file The following screenshot is an example of the Administrator Log 3 Choose where you want to store the log files Locally To store the log files on the NSS select Store Logs Locally and then select the volume to which you want to store the logs from the options in the Store Logs to drop down menu Remotely To store the log files on a remote server select Forward Log Messages and then enter the n...

Page 16: ... Configuring the System for UPS Support You can set up the NSS to use an uninterruptible power supply UPS if one is connected directly to the UPS port on the NSS To set up the UPS 1 From the Manager Menu click System Power The System Power page appears 2 To enable UPS support select Enable UPS support 3 Click Update ...

Page 17: ...k Storage System NSS Administrator Guide Chapter 2 NSS supported UPS Product Families The NSS supports the following UPS product families APC Back UPS Pro USB APC Back UPS RS USB APC Back UPS USB APC Back UPS LS USB APC Back UPS ES CyberFort 350 APC Smart UPS USB ...

Page 18: ...wn The link is down color coded red and not operational If a cable is actually connected to the Ethernet port check the cable integrity and the status of the device switch router or computer at the other end of the cable You can use the NSS s cable diagnostic feature see Running Diagnostics of your Physical Links to assist you Speed The configured speed in Mbps of the physical link Options include...

Page 19: ...there are two physical links the link appears as either 1 or 2 or if the two links are bonded the number appears as 1 2 VLAN The VLAN number Priority The 802 1p priority set for the VLAN Options include 0 through 7 0 being best effort data and 7 being network critical data Label The text description defined for the VLAN Rx Pkts The total number of IP packets received on the VLAN interface since th...

Page 20: ...he Network Device Settings table displays the following Link 1 2 appears in this column VLAN The ID assigned to the virtual interface For a physical interface this column is blank Assign Via The method used to assign an IP configuration to the physical or virtual interface Options include DHCP The IP configuration was assigned by the DHCP server Manual A static IP configuration was manually entere...

Page 21: ...then plug it back in The NSS displays the correct new settings within 10 seconds To set the IP address allocation method for an interface 1 From the Manager Menu click Network IP The Network IP page appears listing each physical and virtual interface 2 Click Edit on the row of the interface you want to configure The Network Link Configuration page appears 3 Select one of the following Obtain IP Ad...

Page 22: ...e on a Link You can force a renewal of the DHCP lease on a physical link or VLAN that is configured for DHCP 1 From the Manager Menu click Network IP The Network IP page appears listing each physical and virtual interface 2 Click Edit on the row of the link IP you want to reset The Network Link Configuration page appears 3 Click Update ...

Page 23: ...Menu click Network VLAN The VLAN Configuration page appears 2 View the following details for each existing VLAN that appears in the VLAN Configuration table Link The link on which the VLAN is configured The status appears as 1 2 VLAN The ID of the VLAN This is configured when the VLAN is added to the NSS and should match the ID of the VLAN as it is configured in your network The range of valid VLA...

Page 24: ...ct the Ethernet link on which you want the VLAN to connect to the NSS Available options depend on the configuration of your Ethernet link s VLAN Enter the ID of the VLAN as it is defined within your network The range of valid VLAN IDs is from 0 to 4095 Priority Select the QoS priority for the VLAN traffic as it is defined for your network Valid options range from 0 to 7 as defined by the IEEE 802 ...

Page 25: ...ion is used solely as a reference within the NSS interface and does not affect its operation 3 Click Add The newly added VLAN appears in the VLAN Configuration table The VLAN configuration ONLY takes effect after you configure the IP address for the VLAN A message appears to advise that the VLAN does not take effect until you configure the IP address 4 Click OK The Network IP page appears The newl...

Page 26: ...onfiguration page appears 6 Click one of the following depending on how you want to assign the VLAN IP addressing Obtain IP Address Automatically Use a DHCP server to retrieve the IP address netmask address and gateway address for the VLAN Use the Following IP address Enter the IP configuration details manually 7 Click Update ...

Page 27: ...ou set up a VLAN to access the NSS you can change its configuration details To edit a VLAN configuration 1 From the Manager Menu click Network VLAN The VLAN Configuration page appears 2 Click Edit for the VLAN you want to change The VLAN Configuration page appears 3 Make changes to any of the VLAN configuration fields as required 4 Click Update ...

Page 28: ...on between a VLAN and the NSS Note that deleting the VLAN only affects the VLAN s ability to access the NSS It does not impact the VLANs operation within your network To disconnect a VLAN s access to the NSS 1 From the Manager Menu click Network VLAN The VLAN Configuration page appears 2 From the VLAN Configuration table click Delete for the VLAN you want to remove The VLAN disappears from the VLA...

Page 29: ...main make sure you do the following Configure the IP and DNS information Set up your user and group ID ranges on the User Group Settings page see Configuring the User Group Settings You cannot make changes to the User or Group ID range after the domain is joined To configure the NSS network identity 1 From the Manager Menu click Network Identification The Network Identification page appears 2 In t...

Page 30: ...llowing fields NTv4 Domain Enter the domain name Domain Controller Enter the hostname or IP address of the domain controller Username Enter the username of an account that has administrator privileges for this domain Password Enter the password for the administrator account Member of Active Directory domain Make the NSS part of an Active Directory ADS domain If you select this option set up the fo...

Page 31: ...gure the following fields Search Domain Enter the address of the DNS search domain accessible by the NSS Primary DNS Server Enter the IP address of the primary DNS server on your network Alternate DNS Server Enter the IP address of a second DNS server to be used should the primary DNS server become unavailable This field is optional Assign automatically via DHCP Select this to assign the IP addres...

Page 32: ...r Guide Chapter 3 Assign automatically via DHCP Select this to assign the IP address for the WINS server using the DHCP server If the DHCP server cannot be found or times out the DNS server IP address is assigned the IP address manually entered in the Primary or Alternate WINS Server fields 3 Click Update ...

Page 33: ...the User Group Settings This minimizes the risk of collisions of user or group IDs within your network To configure the NSS for NIS 1 From the Manager Menu click Network NIS The NIS Configuration page appears 2 Select Enable NIS 3 Enter the NIS domain name in the NIS Domain Name field 4 Set the bind state by clicking one of the following Broadcast for NIS Server Click this option to have the NSS s...

Page 34: ... Chapter 3 Network Joining the NSS to a Network Information System NIS Network Storage System NSS Administrator Guide Chapter 3 The Bind State field shows the current bind status of the NSS 5 Click Update ...

Page 35: ... ACLs are used to set user and group access privileges for specific files and folders stored on the NSS There are certain restrictions to be aware of as you work with ACLs through Windows Explorer Group versus User ACLs You can only set up an ACL for individual users You cannot set up a group ACL NIS domain You cannot create or edit ACLs for NIS domain users they do not appear in the Security tab ...

Page 36: ... test on an Ethernet link you take down the link for the duration of the test Any current user connections on the link are dropped If you have two links installed any connections through the untested link remain unaffected To test the physical link 1 From the Manager Menu click Network Diagnostics The Network Diagnostics page appears 2 Click Test for the cable you want to test After the test compl...

Page 37: ... up the network services 1 From the Manager Menu click Network Ports The Network Ports Configuration page appears 2 Change the port assignment for any of the following service types FTP FTPS Port The well known port setting is 21 Select Disable WAN Access to disallow FTP and FTPS protocol access to the NSS from a WAN Web Server Port The well known port setting is 80 Note that to access the NSS GUI...

Page 38: ...ve backup failover This is the default option when you first install the NSS or when you restore the factory default settings by resetting the NSS Select this option to define one link as the active link and one link as the backup Should the active link become unusable either disconnected or significantly degraded the backup link automatically becomes the active link 3 Set the Maximum Transmission...

Page 39: ...ork Setting up the Link Bonding Advertising Modes Network Storage System NSS Administrator Guide Chapter 3 Advertise using Zeroconf Bonjour The NSS is advertised within the network using Zeroconf Bonjour 6 Click Update ...

Page 40: ... the Manager Menu click Storage Status Status pages like the Storage Status page automatically refresh on a regular interval and are very helpful for monitoring the progress of certain processes such as checking the condition of a drive Disk Status Table The Disk Status table lists each of the physical disks installed in the NSS The table is made up of the following columns Port The port number on...

Page 41: ...ional has failed The red Error LED on the disk drive is on solid Status The state of use for the disk drive Options include Online The disk drive is spun up Standby The disk drive is idle and is spun down Offline The disk drive is failed Action There are available action buttons associated with each installed disk drive Get Details View the current detailed S M A R T report for the disk drive Loca...

Page 42: ... each drive RAID0 n s RAID1 s RAID5 n 1 s RAID10 n s 2 Status The current condition of the RAID array Options include Clean The array is in a normal state This status is color coded green Degraded For RAID arrays with redundancy i e RAID levels 1 5 10 one or more of the redundant disk drives has been removed from the system or has failed In this state the array is fully recoverable This status is ...

Page 43: ...table appears If there is no USB flash device mounted the USB Storage Status table does not appear The USB flash device can be used to save a backup of the configuration file see Saving the Current Configuration When you finish using the USB flash device click Unmount before you remove it from the AUX 1 port The AUX 1 LED on the front of the chassis must be off before you can safely remove the USB...

Page 44: ...Disadvantages Decreased reliability A failure of any component disk in the array causes the entire array to fail RAID1 RAID1 writes the same data to each disk in the array The disks are referred to as mirrors because each one mirrors the data stored on the others As long as one disk in the array is intact all data can be read back from the array If a disk fails in the array and is subsequently rep...

Page 45: ...ments RAID10 as two 2 disk RAID1 mirrors which are then used to build a RAID0 array RAID10 can be thought of as mirror then stripe Minimum Number of Disks 4 Total capacity 2 x m Advantages Increased read and write performance increased reliability the RAID array can sustain the loss of any single disk without data loss depending on which disks fail the array can lose up to two disks without data l...

Page 46: ...OD RAIDs are configured to use the maximum of the smallest disk capacity in the array for each additional disk in the array For example if you install two 250 GB disks and one 500 GB disk in a RAID0 array the total capacity is only 750 GB To create an array 1 From the Manager Menu click Storage RAID The RAID page appears 2 The available disks appear in the New RAID Device table Select each disk th...

Page 47: ...city The new disk must have at least the same capacity of the smallest disk currently in the array With the exception of a JBOD RAIDs are configured to use the maximum of the smallest disk capacity in the array for each additional disk in the array For example if you install two 250 GB disks and one 500 GB disk the total capacity is 750 GB To add a disk to an array 1 If not already installed in th...

Page 48: ...sk drives appear in the listing Click Add to add the disk drive to the array The RAID array is rebuilt for the added or changed redundant disk drive While the rebuild continues the array can still be used After the rebuild process completes the disk becomes part of the redundant storage You can monitor the progress of the rebuild through the System Status page ...

Page 49: ...n array that contains the volume that is used as the location of your users Home Directories note that you must assign a new volume as the Home Directory location To delete an existing array 1 From the Manager Menu click Storage RAID The RAID page appears 2 Click Delete in the row of the RAID array that you want to delete A warning message appears 3 To continue click OK The deleted array disappear...

Page 50: ...em as per the following 1 Power down the NSS from which you are removing the RAID array 2 Remove each of the disk drives that make up the RAID array to be moved 3 Power down the NSS to which you are migrating the RAID array 4 Insert each of the disk drives in the RAID array into the new NSS NOTE You can install the drives into the new NSS in any order that is you do not need to install them in the...

Page 51: ...for any exported disks or arrays Device The name of the exported disk or array Size The size of the exported storage Imported by The serial number of the NSS that has imported the storage If the exported disk or array has not yet been imported by the master NSS None appears in this column Action Click the Unexport button to stop the NSS from exporting the associated drive or array This frees up th...

Page 52: ...disk drives is still controlled through the slave s configuration interface as well as is affected by the conditions of the physical unit To export storage to the network 1 Log into the configuration interface for the device from which you are exporting storage 2 From the Manager Menu click Storage Virtualization The Storage Virtualization page appears 3 From the Export a device area select each d...

Page 53: ...at although the storage is managed through the master unit the physical device that contains the exported storage is still managed through the applicable slave unit If you affect the physical disk drives e g shut down the power to the unit this affects any logical storage built using those disk drives To create a JBOD with exported disks 1 Log in to the configuration interface from the master unit...

Page 54: ...at you can only unexport storage that has not yet been used To unexport a piece of storage 1 From the Manager Menu click Storage Virtualization The Storage Virtualization page appears 2 Click Unexport for the device you want to release from the network The disk drive s or array no longer appears in the Currently Exported Storage list It now appears in the Export a device list and is again availabl...

Page 55: ... the following Volume The name of the volume Location The array on which the volume is located Total Space The amount of space allocated for the volume in MB or GB Used The amount of space as a percentage that is currently used Crypto Whether the volume is encrypted or not Action Click Edit to make changes to the current volume Click Delete to remove the volume and any saved data on the volume fro...

Page 56: ...ray on which you want to create the volume Name Enter the name you want to give the volume The volume name must consist of at least one alphanumeric character must begin with a letter but cannot contain any spaces Size in MB Enter the size for the volume The unit is in megabytes MB The final size of the shared volume will be less than the size you enter in this field due to filesystem overhead The...

Page 57: ... or a special character such as The password must be entered to unlock an encrypted volume when the NSS is started up following a power interruption shutdown or reboot or if the volume was manually locked through the NSS configuration interface WARNING Because you need the password to decrypt a locked volume keep a secure backup of the password to ensure that it is accessible when required There i...

Page 58: ...ated you can increase its size provided there is available space on the array To increase the size of a volume 1 From the Manager Menu click Storage Volumes The Volumes page appears 2 Click Edit for the volume you want to expand The Grow File System page appears for the selected volume 3 In the Resize by field select one of the following ...

Page 59: ...the nearest 32 MB boundary Resulting Size Select this option to resize the volume to the space entered in the Size field For example if the volume currently has 224 MB of space and you want it to have 928 MB select Resulting Size and then enter 928 in the Size field Note The system rounds up the total space to the nearest 32 MB boundary 4 Depending on your choice in the previous step enter the new...

Page 60: ...g the volume removes any shares or data currently saved to that volume If the volume was assigned as the users Home Directory Location you must reassign the Home Directory Location to another volume To delete a volume 1 From the Manager Menu click Storage Volumes The Storage Volumes page appears 2 From the Existing Volumes area click Delete for the volume you want to delete ...

Page 61: ...previous snapshot is overwritten You can also configure multiple snapshots to occur at different time intervals for the same volume For example you might want to capture a snapshot each hour weekly and bi weekly In this case the volume has three separate snapshots Each snapshot is overwritten when the next snapshot of the same frequency is taken To ensure data integrity during the creation of the ...

Page 62: ... on your NSS6000 series NAS The following column headings provide details about the snapshot Volume The name of the volume for which the snapshot is set up Frequency The time interval of the snapshot If the time interval is set up to occur at a certain time of the week day or hour it is also listed For example daily 10 30 means that the snapshot occurs each day at 10 30 a m Size The size of the sn...

Page 63: ...hese three snapshots is maintained separately and is only overwritten by the subsequent snapshot of its own frequency type The snapshot s reside in the reserve area allocated for each snapshot When a snapshot is created the end user can access it by logging into the NSS with their username and password Each snapshot appears as a copy of the share accessible by the end user The snapshot reserve is ...

Page 64: ...he hour and minute of the day at which you want the snapshot to be taken Note When entering the hour use the 24 hour clock For example 3 p m should be entered as 15 00 When the frequency is set to Hours you can only edit the minutes part of the At field 5 In the Reserve Size field enter the amount of space in MB that you want to allocate to the snapshot This space becomes unavailable for any other...

Page 65: ...s the previously existing one for the specified interval For example if you have a snapshot set up to occur hourly and then click Resnap a new snapshot is built that overwrites the existing hourly snapshot NOTE This feature is only available on NSS6000 series NAS units To take a manual snapshot 1 From the Manager Menu click Storage Snapshots The Storage Snapshots page appears 2 Click Resnap next t...

Page 66: ...hot interval for example hourly daily etc To access a snapshot for a share 1 There are a variety of ways to access the NSS From the My Computer window type hostname or IP address in the Address bar Where the hostname refers to your NSS hostname For example NAS Browse for the NSS from the My Network Places window Map the NSS to a network drive The Log In window appears 2 Enter your NSS user name an...

Page 67: ...view Network Storage System NSS Administrator Guide Chapter 4 Volume Encryption Overview The Volumes page lists both the encrypted and unencrypted volumes and lets you create a volume and lock unlock or change the password for encrypted volumes ...

Page 68: ...cking a volume means that it becomes unmounted and is unusable you cannot create or use shares stored on the locked volume This provides an extra layer of security against the theft of data To lock a volume 1 From the Manager Menu click Storage Volumes The Volumes page appears The Crypto column displays whether the volume is encrypted Yes or not encrypted No 2 Click Lock to lock the volume ...

Page 69: ...lume is locked either automatically as a result of the NSS being rebooted or manually locked through the configuration interface you must unlock it before it can be used for tasks such as creating shares or quotas To unlock a volume 1 From the Manager Menu click Storage Volumes The Volumes page appears 2 Click Unlock for the volume you want to unlock ...

Page 70: ... Locked Volume Network Storage System NSS Administrator Guide Chapter 4 The Unlock Volume page appears 3 Enter the password for the volume in the Password field 4 Click OK The Volume Encryption page appears The volume is now unlocked ...

Page 71: ... after a power interruption or the volume has been manually locked WARNING Because the password is required to de crypt a locked volume keep a backup of the password to ensure that it is accessible when required There is no way to unlock the volume without the password If the password is forgotten the only way to retrieve the password is if the password was saved in a configuration file See Restor...

Page 72: ... Current Password field enter the password 4 In the New Password field enter the new password Note The password must be at least eight characters of which at least three of the following characteristics are included lower case character upper case character integer 0 to 9 and a special character such as 5 Re enter the new password in the Confirm Password field 6 Click Update ...

Page 73: ...D arrays automatically stopped by using degraded mode management Warning messages are sent out periodically while the RAID array is degraded Enable Global Spares Allow RAID arrays defined in the system to share spare drives If this option is disabled a RAID array can only use a spare that has been added to that particular array If this option is enabled spare drives added to one RAID array may be ...

Page 74: ...ns page appears 2 From the RAID Rebuild Priority menu select the allocation of CPU processing power to the RAID rebuild task High The CPU focuses on the RAID rebuilding process This setting allows for the fastest possible RAID rebuild at the expense of other system tasks File sharing throughput is adversely affected during RAID rebuild when this setting is chosen Medium This option gives a balance...

Page 75: ...se of the potential risks and benefits of spinning down a disk versus leaving it running in an idle condition we recommend you consult the disk drive manufacturer documentation for the optimum way to handle the disk To configure the disk drives for spin down 1 From the Manager Menu click Storage Options The Storage Options page appears 2 In the Idle Drive Spin Down field select the period of time ...

Page 76: ...grouped by the file sharing protocol used The page displays the username the name of the host from which the user is currently connected and the share or path that the user is accessing Status pages like the Access Status page automatically refresh on a regular interval and are very helpful for monitoring the progress of certain processes such as the current end user connections to the NSS ...

Page 77: ...is table lists each defined user whether the user was created locally via the NSS configuration interface or imported from an NTv4 Active Directory or NIS domain Note that users not created locally via the NSS are read only Once a user profile is created you cannot rename the username To rename an existing user profile delete the user profile and then create a new one User profiles are maintained ...

Page 78: ...sers page appears Users created from the NSS configuration interface and provided by the ADS NTv4 or NIS domain appear in the Configured Users table 2 Click Add to create a user The New User page appears 3 In the Username field type the username The name must be made up of alphanumeric characters that is a z 0 9 any case to a maximum of 32 characters This field is required 4 Select the group you w...

Page 79: ...6 To verify the password re enter it in the Confirm Password field NOTE All password changes to end user accounts set up through the NSS configuration pages must be made by the administrator 7 To record the user s full name enter it in the Real Name field This field is optional Note that you cannot enter the character in this field 8 To record the user s email address enter it in the Email Address...

Page 80: ... then create a new one If the user profile resides on an ADS NTv4 or NIS domain you need to edit the profile from the applicable domain manager All password changes for end user accounts set up directly through the NSS configuration pages must be done by the Administrator To edit an existing user profile 1 From the Manager Menu click Access Users The Configured Users page appears The existing user...

Page 81: ...er Profile Network Storage System NSS Administrator Guide Chapter 5 The end user s profile appears in the Edit User page 3 The username is read only You can make changes to any of the other fields in the user s profile 4 Click Update ...

Page 82: ... for users set up within the ADS NTv4 or NIS domain is taken from the user s domain profile versus the Primary Group field in the NSS user profile NOTE It is important to set up your User and Group ID ranges before you join the NSS to an ADS NTv4 or NIS domain After you join the NSS to a domain you should not make changes to the range as this might lead to an ID collision Logging Into the NSS as a...

Page 83: ... users use the following mouse key combinations Shift click To select a contiguous group of users that you want to delete hold down the Shift key and then click the first user and then last user in the series Click Delete to delete the highlighted users Ctrl click To select a non contiguous group of users that you want to delete hold down the Ctrl key and then click each user from the list Click D...

Page 84: ...ivileges A group consists of one or more users You can add or remove users from a group at any time The user s primary group the group to which quota charges for storage usage are applied is set up in the Primary Group field of the user s profile A group called nasusers is automatically created when you first install the NSS This group is the default primary group when you create new users ...

Page 85: ... a primary group within their user profile When a user creates a file the group ownership is automatically set to the user s primary group The user s storage usage is charged to the user s primary group for the purposes of volume quota accounting Group membership other than the primary group is defined in either the Add Group or Edit Group page and is used only to control access to shares and file...

Page 86: ...2 characters 4 Move the users you want to assign to the group from the Users Available list to the Users in Group list Note that a user can be assigned to multiple groups The single angled bracket or moves the selection in the direction of the bracket The double angled bracket or moves the entire list in the direction of the bracket 5 Click OK to save the current group and display the Configured G...

Page 87: ...at users no longer assigned to a group maintain full group privileges i e access to shares until they log off log on to their computer To change the group membership 1 From the Manager Menu click Access Groups The Configured Groups page appears 2 From the list of configured groups select the group to which you want to change 3 Click Edit The Edit Group page appears 4 Set up the Users in Group list...

Page 88: ...roups are imported into the Configured Groups list Group membership for imported domain groups are read only The naming conventions use the NetBIOS format with the domain name as a prefix of the group name For example DOMAINNAME GroupName NOTE It is important to set up your User and Group ID ranges before you join the NSS to an ADS NTv4 or NIS domain After you join the NSS to a domain you should n...

Page 89: ...on interface Groups page Highlight the group you want to delete from the Configured Groups table and then click Delete To delete multiple groups use the following key mouse combination Shift click To select a contiguous list of groups that you want to delete hold down the Shift key and then click the first group and then last group in the series Click Delete to delete the highlighted groups Ctrl c...

Page 90: ... Access Deleting a Group Network Storage System NSS Administrator Guide Chapter 5 Edit Groups page Select the group you want to edit and then click Edit The Edit Groups page appears Click Delete to remove the group ...

Page 91: ...re you create or edit a quota located on an encrypted volume make sure the volume is unlocked You also need to set up the Warn For time for each volume from the Volume Quota page The Warn For time only affects individual quota that was created after the Warn For time was set Changing the User s Primary Group Quotas are charged to the group assigned as the user s primary group at the time of file c...

Page 92: ...as Network Storage System NSS Administrator Guide Chapter 5 About the Volume Quota Page The Volume Quota page is where you manage user and group quotas for each volume To display the Volume Quota page from the Manager Menu click Access Quota ...

Page 93: ...rtain users or groups assigned to a volume full access to the space on the volume do not create a quota for that user or group NOTE Before you can create quota on an encrypted volume make sure it is unlocked You also need to set up the Warn For time for each volume from the Volume Quota page The Warn For time only affects individual quota that was created after the Warn For time was set To create ...

Page 94: ...reshold is exceeded the grace period set up for the volume begins The user has the amount of time set in the grace period to reduce the amount of space used to below the space set in the Warning at MB field or they will not be allowed to write further data to the volume Another way to think about this field is as a soft quota 6 In the Space Limit MB field enter the amount of space that the user or...

Page 95: ...et up the Warn For time for each volume from the Filesystem Quota page The Warn For time only affects individual quota that was created after the Warn For time was set To set up the grace period for a volume 1 From the Manager Menu click Access Quota The Filesystem Quota page appears 2 To set up the grace period after which if the soft limit set for the user or group is still exceeded the user or ...

Page 96: ...ou can also change the limit at which the user or group receives a warning message and the grace period begins To change the quota limit or warning limit 1 From the Manager Menu click Access Quota The Filesystem Quota page appears 2 Click Edit for the user or group for which you want to change the quota The Edit Quota page appears 3 Make the required changes to the soft warning or hard quota space...

Page 97: ...at the user or group no longer has a space limitation on their use of the associated volume other than the actual unused storage space on the volume To delete a quota for a user or group 1 From the Manager Menu click Access Quota The Volume Quota page appears Quotas are displayed according to their associated volume 2 Click Clear for the user or group whose quota you want to remove ...

Page 98: ...ported protocols To view the network filters 1 From the Manager Menu click Access Network The Network Filters page appears 2 You can do any of the following Set the default network policy see Defining the Default Network Policy to control what happens to traffic not explicitly covered by defined filters View or delete the existing filters see Network Filters Overview defined for the NSS from the A...

Page 99: ...rop down menu click one of the following Accept Traffic Allow the NSS to communicate with all initiating hosts Select this option if you have a limited number of systems that you want to disallow When you set up your individual filters select those filters that disallow i e drop or reject certain types of connections For example you might want to disallow CIFS connections but allow all other types...

Page 100: ... addresses To add a network filter 1 From the Manager Menu click Access Network The Network Filters page appears 2 From the New Network Access Filter table type the IP MAC address to which you are applying the filter in the IP MAC address field You can also enter addresses for the following An IP Address Range Type the range according to the following format first address last address Where the fi...

Page 101: ...pter 5 Access Creating a Network Filter Network Storage System NSS Administrator Guide Chapter 5 3 Select the type of filter you want to apply to the IP MAC address from the Filter drop down menu 4 Click Add ...

Page 102: ... NSS drops the traffic but no notice is sent to the initiating system Allow All This is the default filter It tells the NSS to accept traffic via all supported protocols Allow CIFS Allow CIFS filesharing access Allow FTP Allow FTP and FTPS access Allow HTTP Allow access to the NSS configuration interface via a Web browser Allow NFS Allow NFS access Reject CIFS Do not allow CIFS filesharing access ...

Page 103: ... the system initiating the connection about the denial of service Drop FTP Do not allow FTP or FTPS traffic The NSS does not inform the system initiating the connection about the denial of service Drop HTTP Do not allow access to the NSS configuration interface via a Web browser The NSS does not inform the system initiating the connection about the denial of service Drop NFS Do not allow NFS files...

Page 104: ...twork Filter To delete a network filter 1 From the Manager Menu click Access Network The Network Filters page appears 2 The Active Network Access Filters table lists the existing filters To delete a filter click Delete for the filter you want to remove The filter disappears from the list The filter is no longer active ...

Page 105: ... Users and Groups ID Range This ID range applies to any users or groups created from the NSS configuration interface When you create a user or group the ID assigned is in this range Make sure the range you set does not conflict with the NIS or Windows domain ranges NIS Domain Users and Groups ID Range This ID range should match the range of IDs defined in your NIS domain and not conflict with the ...

Page 106: ... Share Shares The File Shares page appears This page displays read only details about the shares currently defined on the NSS You can add new shares by clicking the Create New Share button There is a limit of about 20 users that you can assign to a share To assign more than 20 users assign the applicable users to a group or groups and then assign the group to the share ...

Page 107: ...a share To assign more than 20 users assign the applicable users to a group or groups and then assign the group or groups to the share NOTE You cannot create a share on a locked volume If the volume is locked go to the Volume page and unlock the volume To add a share 1 From the Manager Menu click Share Shares 2 Click Create New Share The New Share page appears 3 Enter a name for the share in the S...

Page 108: ...es created via CIFS the group is automatically assigned as the owner s default group This group cannot be edited at a later time Group Writable Members of the group assigned to the file have write permission The group is assigned during file creation For files created via NFS the owner can manually set the group permissions when the file is created and can edit them at a later time For files creat...

Page 109: ...ss to the share 10 To assign a group access to the share move the users into one of the following boxes The single angled bracket or moves the selection in direction of the bracket The double angled bracket or moves the entire list in the direction of the bracket Read Only Groups These groups have read only access to the share Read Write Groups These groups have full read write access to the share...

Page 110: ...it Share page appears 3 Although the Location field lets you make changes to the volume on which the share is located if you change the location of the share existing data on the share is NOT migrated Doing so will orphan existing data 4 You can change the comment from the Comment field as required This comment appears when you browse the NSS from My Network Places as the tooltip when you hover ov...

Page 111: ...thenticated users have read write permissions for the file 7 From the Protocol field click the checkboxes to select the protocols that can be used to access the share CIFS Enable CIFS access the share NFS Enable NFS access the share FTP Enable FTP access to the share 8 Move any usernames that you want to have access to the share from the User list into one of the following boxes The single angled ...

Page 112: ... you establish the link between the NSS and the DFS you will have created a transparent link between the NSS and the DFS folders located on remote servers When you create a DFS folder from a share note that the user must have privileges set up to access the NSS share After the user accesses the DFS folder through the NSS share the user s access rights to the DFS folder are those assigned for the s...

Page 113: ...r Name Enter the name of the DFS server on which the target DFS share is located Share Enter the name of the target DFS share Import an Entire Remote Server Select this option to automatically create links for all shares on the remote server Fill in the following fields from the Import Remote Server table Server Name Enter the name of the remote server Username Enter the username of account with a...

Page 114: ...id on all file servers being accessed Otherwise an authentication error occurs and the user may not be able to re authenticate with different user credentials As a workaround in a non domain workgroup environment pre map a file share to each file server that needs special user credentials other than the logged in username and password In this case the MSDFS redirect proceeds smoothly because the P...

Page 115: ...e basis The CIFS Networking Configuration page lets you specify the length of time CIFS connections to the NSS can be idle before being automatically disconnected To set up the idle disconnect time for a CIFS connection to the NSS 1 From the Manager Menu click Share CIFS Setup The CIFS Networking Configuration page appears 2 Enter the amount of time in seconds that the CIFS connection can be idle ...

Page 116: ...te option click Use Asynchronous Writes Asynchronous writes allow applications running on the NFS client to not block until write requests are complete on the NSS as they would normally do Instead they continue immediately after committing the write This can improve performance if the NSS is heavily used 4 If asynchronous writes is enabled you can enable aggregate write requests by selecting Aggre...

Page 117: ...low or disallow FTP access on a per share basis NOTE The default setting is to disable FTP access You must enable FTP access before your users can access the NSS storage through FTP regardless of their per share settings To set up the FTP protocol 1 From the Manager Menu click Share FTP Setup The FTP Setup page appears 2 To enable FTP click Enable FTP This enables both FTP and FTPS access and acti...

Page 118: ...box is checked 9 To set a maximum transfer rate for anonymous users enter it in KB s in the Maximum Anonymous Transfer Rate field For no maximum set the rate as 0 10 To disconnect the FTP connection after a period of time when the connection is idle select the number of minutes in the Disconnect Idle Sessions drop down menu 11 To disconnect an FTP connection after a certain length of time has pass...

Page 119: ...up of a Share Network Storage System NSS Administrator Guide Chapter 6 Creating or Running a Backup of a Share The Scheduled Backup page displays any backups that have been configured It lets you schedule further backups or initiate a manual backup ...

Page 120: ...Backup page appears 3 Move the shares you want to include in the backup from the Available Shares list to the Shares to Backup list The single angled bracket or moves the selection in the direction of the bracket The double angled bracket or moves the entire list in the direction of the bracket 4 Click one of the following to determine the destination for the backup Remote CIFS Filer To save the b...

Page 121: ...day of the month on which you want the backup to occur Make sure you select a day that is 28 or less If you select the 29th 30th or 31st day the backup will not run during months that do not contain that day 7 In the Run Backup at field set up the specific time hour minute at which time the backup will occur When setting the hour use the 24 hour clock 8 To set up a backup that backs up just the ch...

Page 122: ... 6 Initiating a Backup for a Share You can initiate a backup on a share or group of shares at any time The backup can be saved to a remote CIFS server or to another share on the NSS To initiate a backup manually 1 From the Manager Menu click Share Backup The Scheduled Backup page appears 2 Click Run Backup ...

Page 123: ...of the bracket The double angled bracket or moves the entire list in the direction of the bracket 4 Click one of the following to determine the destination for the backup Remote CIFS Filer To save the backup on a remote CIFS server click this option and then configure the hostname of the remote server the remote share as well as the login information to that share Local File System Select the shar...

Page 124: ...kup image is saved to the local share if configured for backups To remove these images you must have administrator privileges To delete a backup image from a local CIFS share 1 Login to the share using the amin username together with the password configured for the administrator The share s contents appear 2 Go to the backup folder and delete the backup images they appear as tar gz files as requir...

Page 125: ...here are a number of maintenance tasks that you can do from the System Details page Rebooting or Shutting down the system see Rebooting or Shutting Down the NSS Upgrading the firmware see Upgrading the NSS Firmware Restoring configuration settings to factory defaults see Restoring the Factory Default Configuration ...

Page 126: ...ion During a reboot or shutdown of the NSS the color and blink rate of the Power LED see LEDs Buttons on the front of the chassis indicates the status of the currently selected process To reboot or shut down the NSS 1 From the Manager Menu click Admin Maintenance The System Details page appears 2 Click one of the following Reboot System Power down and power up the system NOTE Make sure when the sy...

Page 127: ... Power LED on the front of the chassis during the reboot or shutdown process It changes to indicate the current status of the process When the NSS is fully powered up the Power LED is solid green When the shutdown is complete the Power LED is off You need to unlock any encrypted volumes following any reboot or power up of the NSS ...

Page 128: ... the system configuration file on a USB flash device before you upgrade the firmware It is a good idea to back up the configuration file daily 2 Download the latest image from the support website to your local computer 3 From the Manager Menu click Admin Maintenance The System Details page appears 4 In the Firmware image file field either enter the location of the firmware file or click Browse to ...

Page 129: ...ation with the exception of the storage details When you reset the configuration through the configuration interface the RAID volume share and quota configuration is maintained All other configuration details are restored to factory defaults Click Restore All Settings to Factory Defaults Reset the Network Settings to Enable you to Access the Configuration Interface If there is a problem with the N...

Page 130: ...sis flash yellow rapidly and then release the Reset button Note the following settings are reset to their default Link Addressing DHCP Link Bonding Mode Active Backup NSS Hostname nas MAC address of primary link For example nas0123456789ab Administrator Password admin Network Filters cleared Network Default Policy Accept All MTU Size 1500 ...

Page 131: ...ile it is time and date stamped and becomes available in the list of available configuration files when you click the Restore button from the Configuration Manager page After you mount the USB flash device by inserting it into the AUX 1 port make sure you unmount the USB flash device before you remove it To unmount the USB flash device display the Storage Status page and then click Unmount NOTE If...

Page 132: ...S firmware than the current version check the settings after you restore the file to ensure they were updated correctly To save the current configuration 1 If you are saving the configuration file to a USB flash device insert a USB flash device into the AUX 1 port on the NSS chassis 2 From the Manager Menu click Admin Configuration The Configuration Manager page appears 3 Select the location where...

Page 133: ...ed the file to the USB flash device display the Storage Status page 7 Click Unmount NOTE Removing the USB flash device in a mounted state means that you risk causing file or filesystem corruption 8 When the AUX 1 LED on the front of the chassis is off you can safely remove the unmounted USB flash device from the AUX 1 port ...

Page 134: ...then insert the USB flash device into the AUX 1 port 3 From the Stored Configuration Location field select the volume that contains the saved configuration file 4 Click Update 5 Click Restore A list of saved configuration files appear Each saved configuration file is named according to the time and date it was saved The naming format is HH MM SS NN DD YY tar gz where HH hour MM minute SS second NN...

Page 135: ... file was saved 7 Click Full Restore for the configuration file you want to restore 8 Close the Web browser After a few minutes the system will reboot 9 Check the Power LED see LEDs Buttons on the front of the chassis The Power LED goes to a solid green when the reboot completes 10 Log back into the configuration interface You need to unlock any encrypted volumes to make them available for storage...

Page 136: ...e to delete a configuration file To delete a configuration file 1 From the Manager Menu click Admin Configuration The Configuration Manager page appears 2 If the configuration file is located in a location on your network install it onto a USB flash device and then insert the USB flash device into the AUX 1 port on the front of the NSS chassis 3 Click Restore A list of saved configuration files ap...

Page 137: ...tatus page If the SNMP traps are configured an SNMP trap message is sent To configure the time settings for the NSS 1 From the Manager Menu click Admin Time The NTP Configuration page appears 2 To use an NTP server to maintain the NSS time click Automatically via NTP To assign the time manually skip to step 4 3 If your DHCP server is configured to provide NTP settings then select Assign automatica...

Page 138: ...min Configuring the Timing Settings Network Storage System NSS Administrator Guide Chapter 7 5 Enter the date and time in the Date and Time fields 6 Select your timezone from the Timezone drop down menu 7 Click Update ...

Page 139: ...nagement station documentation 4 Enter the IP address or hostname for the management station to which you want to send the alerts 5 Select the checkbox for each type of trap sink for which you want to send alerts to the SNMP server You can set up an alert for any of the following Disk When the following occurs 1 a drive is predicted to fail by S M A R T 2 a drive is above temperature threshold 3 a...

Page 140: ...S after communication was successfully established 6 the UPS is about to shut down the system 7 the UPS battery needs to be replaced 8 the NSS cannot talk to the UPS 6 Click Add The management station appears in the Existing SNMP Trap Sinks list 7 Repeat steps 4 through 6 for each SNMP server address to which you want to send alerts 8 To send a test alert for each of the selected conditions to all...

Page 141: ...it by pressing the Reset button on the NSS chassis and restoring the factory defaults The default password is admin To set up the administrator password 1 From the Manager Menu click Admin Password The Admin Password Configuration page appears 2 Enter the current password in the Current Password field 3 Enter the new password in the New Password field 4 Re enter the new password in the Confirm Pas...

Page 142: ...ess NSS storage Once the end user logs into the NSS using their username and password the shares to which the end user has read or read write privileges appear The NSS supports three file sharing protocols CIFS NFS and FTP The steps to access the NSS storage depend on which file sharing protocol the end user chooses to use CIFS NFS or FTP as well as the end user s operating system ...

Page 143: ...e the NSS hostname or IP address in the Address bar Where the hostname refers to your NSS hostname and IP address refers to the IP address of your NSS For example NAS0123456789ab or 192 168 1 2 Browse for the NSS from the My Network Places window Map the NSS to a network drive The Login window appears 2 Enter the user name admin and then enter your administrator password 3 Click OK 4 As the admini...

Page 144: ...ur NSS hostname and IP address refers to your NSS IP address For example NAS0123456789ab or 192 168 1 2 Browse for the NSS from the My Network Places window Map the NSS to a network drive The Login window appears 2 If your user profile is set up locally that is through the NSS configuration interface in the User name field enter the following NSS hostname username If your user profile is set up th...

Page 145: ...led and the individual share must be set up to allow FTP access Refer to the online help from the NSS configuration interface for detailed help To access the NSS storage using FTP 1 From your FTP client application connect to the NSS You need to enter the IP address or hostname of the NSS For more information about using your FTP client application refer to its documentation 2 Enter your username ...

Page 146: ...of the NSS sharename Where the information in the brackets is meant to be replaced with the applicable information Do not type the brackets Click the sign to save the NSS address to the Favorite Servers list so that the next time you log in you just need to select the address from the list 3 Click Connect 4 When the Login window appears enter your username and password If your user profile is set ...

Page 147: ... allow FTP access Refer to the online help from the NSS configuration interface for detailed help To access the NSS storage using FTP 1 Open your FTP client application 2 Click Connect 3 From your FTP client application connect to the NSS You need to enter the IP address or hostname of the NSS For more information about using your FTP client application refer to its documentation 4 Enter your user...

Page 148: ...E You must have root privileges to your client system to create an NFS mount 1 Log into client system as root 2 Create a mount point directory for the mount if you do not already have one e g mkdir mnt nas_share1 3 Mount the NFS share by typing mount t nfs o nfsvers 3 IP address hostname mount point path on NSS mount point path on client The mount point path on the NSS appears in the Shares page 4...

Page 149: ...lters must be set up to allow FTP access The individual share must be also be set up to allow FTP access Refer to the online help from the NSS configuration interface for detailed help To access the NSS storage using FTP 1 Open your FTP client application 2 Enter the NSS hostname IP address 3 Enter any other required settings If using FPS ensure that the client is set to use Explicit FTPS For more...

Page 150: ...sed implementation of Zeroconf On the Mac Bonjour lets Safari Web browser users find the Zeroconf enabled Web servers in the network Web servers are widely used not just for HTML pages but function as control panels for a variety of network devices such as routers and Webcams There is also a Bonjour plug in for Internet Explorer which is used to discover Bonjour enabled network printers and device...

Page 151: ...DNS Domain Name System or Service or Server An Internet service that translates domain names into IP addresses While domain names are alphabetic and easier to remember the Internet uses IP addresses When you use a domain name a DNS service must translate the name into the corresponding IP address The DNS system is its own network If one DNS server does not know how to translate a particular domain...

Page 152: ...etimes referred to as a client server protocol and functions at the application layer layer 7 of the OSI model In order for a client to have access to multiple servers running different operating systems either the client supports the file sharing protocol of each operating system or the server supports the file sharing protocol of each client Software that adds this capability is very common and ...

Page 153: ...rol that authenticates devices attached to a LAN port This standard establishes connection to a network and its connected resources if authentication is approved and conversely prevents access to the network if authentication fails An authentication server resides in each Linksys Business Series NSS product J JBOD Just a Bunch of Disks Multiple hard disk drives HDDs that are combined into a single...

Page 154: ...failures MTBF can be derived from extensive and time intensive testing of the working product calculated from actual product field performance depending on the product its market its usage and the ability to retrieve accurate usage data or from a calculated prediction based on known factors Manufacturers provide MTBF as a reference of the product s or its subcomponent s reliability Customers can u...

Page 155: ...des instant power should the power fail to a device such as a network switch or NAS Implementing an RPSU in a network wiring closet provides a greater degree of availability for devices on the network S SAN Storage Area Network A network of storage and server devices typically found in large enterprise environments with high volume or high data traffic requirements SANs are architected to be scala...

Page 156: ...servomechanisms This lets the administrator repair or replace the drive before any data is lost or damaged SMB Server Message Block An application level networking protocol that gives shared access to files serial ports printers and other data transfer between nodes on a network SMB can also be used to access different subnets over the Internet Computers on a network that don t share their individ...

Page 157: ...Like Zeroconf UPnP uses link local addressing for IP assignment and provides service discovery Unlike Zeroconf UPnP uses a different protocol If a device does not have an IP address and there is no DHCP server in the network UPnP employs link local addressing to create an IP address Software such as Windows Media Connect uses UPnP to stream audio and video over the network Several UPnP standards a...

Page 158: ... Graphics for their IRIX operating system XFS has been merged into the mainline Linux 2 4 and 2 6 kernels making it almost universally available on Linux systems Installation programs for the SuSE Gentoo Mandriva Slackware Zenwalk Fedora Ubuntu and Debian Linux distributions all offer XFS as a choice of filesystem FreeBSD gained read only support for XFS in December 2005 and in June 2006 experimen...

Page 159: ...urrently running The boot loader will run for approximately 10 seconds at the beginning of the startup of the NSS after which the LED goes to a blinking green Blinking Yellow The network configuration factory defaults are being reset When resetting the network defaults hold down the Reset button until you see the power LED flash yellow rapidly Solid Green The NSS is powered up and finished booting...

Page 160: ... setting system defaults You need to do this if the configuration interface becomes inaccessible To reset the network setting system defaults shut down the NSS power it off hold down the Reset button and then power up the NSS When you see the power LED blink yellow rapidly release the Reset button The network settings are restored to factory defaults LAN LEDs Front Panel Solid Green The LAN link i...

Page 161: ...exported to the NSS You can also view the S M A R T health report for each physical disk To display the Storage Status page from the Manager Menu click Storage ý Status Status pages like the Storage Status page automatically refresh on a regular interval and are very helpful for monitoring the progress of certain processes such as checking the condition of a drive page on the configuration interfa...

Page 162: ...the disk drive and then recreate the array NOTE When adding disks to an array we recommend you use the same model of disk with the same capacity The new disk must have at least the same capacity of the smallest disk currently in the array With the exception of a JBOD RAIDs are configured to use the maximum of the smallest disk capacity in the array for each additional disk in the array For example...

Page 163: ...isk drives appear in the listing Click Add to add the disk drive it to the array The RAID array is rebuilt for the added or changed redundant disk drive While the rebuild continues the array can still be used After the rebuild process completes the disk becomes part of the redundant storage You can monitor the progress of the rebuild through the System Status page ...

Page 164: ...before you configure the new array 2 Reboot the NSS Make sure you do a safe reboot using the Reboot function see Rebooting or Shutting Down the NSS from the System Details page 3 When the system reboots log into the configuration interface 4 From the Manager Menu click Storage RAID The RAID page appears The failed array appears with a status of Stopped 5 Click Delete The disk drives used in the fa...

Page 165: ...ts any bind requests from other systems The steps to recreate this problem are as follows 1 Export storage from System A 2 Import storage from System A to System B 3 System B crashes and cannot be recovered 4 System A is bound to System B and rejects any new bind requests from other systems Resolution To resolve the problem 1 Unexport the bound storage system in our example System A 2 Re export th...

Page 166: ...nistrator Guide Chapter 10 All CIFS Connections were Unexpectedly Ended Problem All current CIFS connections to the NSS were unexpectedly severed Solution Check if the hostname set up in the Network Identification page has been changed Changing the hostname will sever any current CIFS connections to the NSS ...

Page 167: ... and reconnect it the IP address and link rate should reset For example if you unplug a cable from the NSS to a 100 Mbps switch and then reconnect the NSS to a 1 Gps switch the link is not restored Resolution To resolve the problem 1 Unplug the desired Ethernet link 2 Wait at least 15 seconds 3 Reconnect the link 4 Wait 10 seconds The link should be re established correctly You can view the status...

Page 168: ...m is likely caused by the volume being locked An encrypted volume is automatically locked whenever the NSS is rebooted or is manually locked through the configuration interface As long as the volume is locked you cannot use the volume to create shares or quotas you can however set up the Home Directory Location To resolve the problem 1 From the Manager Menu click Storage Volumes 2 If the problem i...

Page 169: ...ttings that must be defined to enable FTP access 1 From the Manager Menu click Shares FTP Setup 2 Ensure Enable FTP is selected You can go through the settings on this page to ensure they are correctly defined 3 Close the FTP Setup page 4 From the Manager Menu click Shares Shares 5 Click Edit for the applicable share 6 Make sure the FTP protocol is selected and then click Update 7 From the Manager...

Page 170: ...e page does not appear This is a known caching problem with the Internet Explorer browser Resolution The problem can be resolved by changing the Internet Explorer settings Note The following steps describe how to change the settings for Internet Explorer version 6 0 The exact steps for other versions of Internet Explorer might vary slightly 1 From the Internet Explorer browser window click Tools I...

Page 171: ...s not Appear in Internet Explor Network Storage System NSS Administrator Guide Chapter 10 The Settings window appears 3 Under the Check for newer versions of stored pages section click Automatically 4 Set the Amount of disk space to use to 1 MB 5 Click OK ...

Page 172: ...u might need to restore to factory defaults via the configuration interface and then restore from a USB backup or restore the settings manually Following an unclean shutdown of the NSS 1 Do one of the following Review Edit the System Settings Manually Go through each setting including the time setting to ensure nothing has been negatively altered If you make changes to the settings we highly recom...

Page 173: ... the Warranty Information section in the product s Quick Installation Guide Normal business hours for RMA Customer Service are from 6 AM to 8 PM Pacific Time Monday through Friday and 8 AM to 5 PM Saturday and Sunday Phone 800 546 5797 Option 3 Fax 949 823 3007 For Email Service submit your requests or questions on line at www Linksys com Corporate Contacts Normal business hours are from 8 AM to 5...

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Linksys NSS4000 Series, Administrator'S Manual

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