Linksys NSS6000 Series Administrator's Manual

Linksys NSS6000 Series Administrator's Manual

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ADMINISTRATION
GUIDE
Linksys Business Series Network Storage System
Administrator Guide
Models NSS4000 and 6000 Series

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Summary of Contents for Linksys NSS6000 Series

  • Page 1 Product or Solution Graphic Goes Here ADMINISTRATION GUIDE Linksys Business Series Network Storage System Administrator Guide Models NSS4000 and 6000 Series...
  • Page 2 © 2009 Cisco Systems, Inc. All rights reserved. OL-17960-02...
  • Page 3: Table Of Contents

    NSS-Supported UPS Product Families Chapter 3: Adding the NSS to your Network Physical Interfaces Virtual Interfaces Viewing the Network Settings Configuring the Network Link IP Resetting the DHCP Lease on a Link Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 4 Adding a Disk Drive to an Array Deleting an Array Migrating a RAID Array to another Storage Device Virtualizing Storage within your Network Exporting Storage to your Network Creating Virtualized Storage Unexporting Storage Volume Management Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 5 Changing the Users Assigned to a Group Integrating Groups from an Active Directory, NTv4, or NIS Domain Deleting a Group Managing Volume Quotas Changing the User’s Primary Group About the Volume Quota Page Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 6 Deleting Backup Images Chapter 7: Managing the NSS Rebooting or Shutting Down the NSS Upgrading the NSS Firmware Upgrading the NSS Firmware in a Virtualized Setup Restoring the Factory Default Configuration Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 7 NSS LEDs Power LED (Front Panel) System LED (Front Panel) Reset Button (Front Panel) LAN LED (Front Panel) Hard Disk Drive LEDs USB LED (Front Panel) UPS LED (Back Panel) Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 8 Boosting the Performance of NFS Transfers Rejoining the ADS Domain after a Failed to Join Appendix B: Specifications Appendix C: Where to Go From Here Chapter D: Glossary of Storage-related Terms and Acronyms Linksys Business Series NSS4000 and NSS6000 Network Storage System Administrator Guide...
  • Page 9: Chapter 1: Introduction

    • Data Consolidation: Centralize data to reduce management costs and maximize your investment in existing hardware. This also means better data security. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 10: About This Guide

    NSS6100 as it is preconfigured with a RAID5 array. d. Create the volume(s). e. If you have multiple NSS units (one of which is a NSS6000 series unit), and you want to virtualize your storage, set the export/Import of the virtualized arrays.
  • Page 11: Using The Help

    STEP 3 a. Setup DFS access. (Optional) b. If you have an NSS6000 series unit, configure the volume snapshots. (Optional) c. Configure the share backups as required. (Optional). d. Go through the rest of the configuration options to set up quotas, edit groups, set up email and SNMP alerts, and so forth.
  • Page 12: Getting Help

    The RAID is built using the capacity of the smallest disk in the array. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 13: Chapter 2: Managing The System

    RAID. These sections provide a detailed explanation of the information that appears on the System Status page. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 14: System Alerts

    Percent Used: The total amount of the configured capacity used. The percentage is color-coded according to the current percentage used: Green: 0 to 74% Orange: 75 to 89% Red: 90 to 100% Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 15: Network Status

    Snapshots: The total number of volume snapshots configured. • Last Backup: The date and time of the last backup run. If a backup has never been run on the system, the word “never” appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 16: Power Status

    Unavailable: The RPSU is currently providing backup power to another device and is not available to provide backup power to the NSS. For more information about how the RPSU functions, refer to the RPSU documentation. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 17: System Status

    Last Boot: The date when the NSS was last rebooted. Viewing the Hardware Monitor The Hardware Monitor page displays these details about the physical conditions related to the NSS: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 18: Viewing And Managing The System Logs

    Each new event overwrites the oldest event recorded in the file. To work with the log files: From the Manager Menu, click System Logs. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 19 FTP Access: A time-stamped log of FTP actions, including user logins, file transfers, and user logouts. • All Logs: A list of all the log files. You can download and save this file. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 20 Remote Log Host fields. (If you set up two remote hosts, the log file is sent to both servers.) Note that the remote server must be running a syslog server. Click Update. STEP 4 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 21: Viewing The Power Status Page

    The percentage of power still available is also listed and is color-coded according to the amount of battery remaining. For more information about the functioning of the UPS, refer to the UPS documentation. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 22: Nss-Supported 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 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 23: Chapter 3: Adding The Nss To Your Network

    Status: The status of the physical link. Options include: Up: The link is up (color-coded green) and is operational. Down: The link is down (color-coded red) and not operational. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 24: Virtual Interfaces

    Tx Pkts: The total number of IP packets transmitted on the VLAN interface since the last boot. • Dropped Pkts: The total number of IP packets dropped on the VLAN interface since the last boot. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 25: Viewing The Network Settings

    • AutoIP: The interface was configured to use DHCP for IP configuration but no DHCP server was found. Instead the IP address was assigned by the AutoIP protocol. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 26: Configuring The Network Link Ip

    The Network IP page appears listing each interface. Click Edit on the row of the interface you want to configure. STEP 2 The Network Link Configuration page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 27: Resetting The Dhcp Lease On A Link

    The Network IP page appears listing each physical and virtual interface. Click Edit on the row of the link IP that you want to reset. STEP 2 The Network Link Configuration page appears. Click Update. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 28: Viewing Vlans Configured On The Nss

    Priority: The quality of service (QoS) as defined in the IEEE 802. 1 p standard for the VLAN traffic. VLAN Ethernet frames contain a three-bit priority tag ranging from 0 to 7 (where 0 is best effort and 7 is network-critical traffic). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 29: Allowing A Vlan Access To The Nss

    Valid options range from 0 to 7 (as defined by the IEEE 802. 1 p standard). VLAN Ethernet frames contain a three-bit priority tag ranging from 0 to 7 (where 0 is best effort and 7 is network-critical traffic). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 30 Click OK. STEP 4 The Network Device Settings page appears. The newly added VLAN appears in the list. Click Edit for the VLAN you need to configure. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 31: Changing A Vlan Configuration

    After you set up a VLAN to access the NSS, you can change the VLAN configuration. To edit a VLAN configuration: From the Manager Menu, click Network VLAN. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 32 Click Edit for the VLAN you want to change. STEP 2 The Edit VLAN page appears. Make changes to any of the VLAN configuration fields as required. STEP 3 Click Update. STEP 4 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 33: Removing A Vlan's Access To The Nss

    From the VLAN Configuration table, click Delete for the VLAN that you want STEP 2 to remove. The VLAN disappears from the VLAN Configuration table and can no longer access the NSS. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 34: Configuring The Nss Network Identification

    User/Group Settings,” on page From the Manager Menu, click Access Time. To configure the NSS network identity: From the Manager Menu, click Network Identification. STEP 1 The Network Identification page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 35 (GUI). This delay only occurs after a successful join. Any changes that you make to the users and groups on the domain controller (additions or deletions) can take up to 20 minutes to appear in the GUI Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 36: Configuring Dns Or Wins For Name Resolution

    The NSS supports ADS domains of up to 8,000 users for the NSS4000 and 16,000 NOTE users for the NSS6000. If you need to connect the NSS to a domain larger than this, you might have problems making CIFS connections to the NSS.
  • Page 37 Primary WINS server: If your network has a WINS server, enter its address. This field is optional. • Alternate WINS server: If your network has a secondary WINS server, enter its address. This field is optional. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 38: Joining The Nss To A Network Information System (Nis) Domain

    IDs within your network. To configure the NSS for NIS: From the Manager Menu, click Network NIS. STEP 1 The NIS Configuration page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 39 NSS to use, click this option, and then enter the address of up to three different NIS servers. The Bind State field shows the current bind status of the NSS. Click Update. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 40: Editing Access Control Lists (Acls) From Windows Explorer: Restrictions

    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: From the Manager Menu, click Network Diagnostics. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 41: Configuring The Network Ports

    NSS may connect to that service. This is a shortcut to manually defining an equivalent network filter. To set up the network services: From the Manager Menu, click Network Ports. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 42 SSL Web Server Port: The well-known port setting is 443. Select Disable WAN Access to disallow HTTPS protocol access to the NSS from a WAN. Click Update. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 43: Setting Up The Link Bonding & Advertising Modes

    Set the Maximum Transmission Unit (MTU), in bytes, in the MTU field. This is the STEP 3 largest Ethernet frame that your network can handle. The default MTU size is 1500 bytes. MTU sizes greater than 1500 bytes are considered “jumbo frames.” Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 44 Advertise using UPnP: The NSS is advertised within the network using UPnP. • Advertise using Zeroconf/Bonjour: The NSS is advertised within the network using Zeroconf/Bonjour. Click Update. STEP 6 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 45: Chapter 4: Configuring Your Storage

    Status. The Storage Status page automatically refreshes on a regular interval and is helpful for monitoring the progress of certain processes such as checking the condition of a drive. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 46: Disk Status Table

    Cancel Locate: There is a locate request set up for a disk drive. Click Cancel Locate to cancel the locate request. This lets you send a locate request for another disk drive. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 47: Raid Arrays Table

    Storage Options page. Volumes associated with a stopped array are unmounted and unusable. To start the RAID array, click the Start button. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 48: Volumes Table

    USB flash device. • Used Space: The amount of space taken up on the USB flash device. • Available Space: The amount of unused space on the USB flash device. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 49: Managing Raid Arrays

    About the RAID Arrays Page Use the RAID Arrays page to manage the local RAID and JBOD arrays. To display the RAID Arrays page, from the Manager Menu, click Storage RAID. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 50: Choosing A Raid Array Level

    Total capacity: m • Advantages: Increased reliability. The array can sustain the loss of all but one disk without any data loss. Each mirror disk added to the array Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 51 Depending on which disks fail, the array can lose up to two disks without data loss. • Disadvantages: Decreased aggregate storage capacity (you lose half of the storage space). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 52: Creating A Raid Array

    Advantages: Maximal storage capacity, especially when using mixed size disks. • Disadvantages: Decreased reliability. Creating a RAID Array To create an array: From the Manager Menu, click Storage RAID. STEP 1 The RAID page appears: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 53: Adding A Disk Drive To An Array

    Adding a Disk Drive to an Array You can add additional disks to an existing RAID1 or RAID5. As long as the array is clean, these disks then become spares. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 54 STEP 1 From the Manager Menu, click Storage RAID. STEP 2 The RAID page appears. In the RAID Arrays table, click Edit for the applicable RAID array. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 55: Deleting An Array

    (including the volumes, shares, and quotas). If you delete an array that you must assign a new volume as the Home Directory location. To delete an existing array: From the Manager Menu, click Storage RAID. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 56: Migrating A Raid Array To Another Storage Device

    Power down the NSS to which you are migrating the RAID array. STEP 3 Insert each of the disk drives in the RAID array into the new NSS. STEP 4 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 57: Virtualizing Storage Within Your Network

    The NSS virtualization feature lets you create storage physically located on other network NSS units into one logical storage unit. The recommended network configuration for using virtualization is to use an NSS6000 series to operate as the “master” storage device (the “slave” devices can either be NSS6000, NSS4000, NSS3000, or NSS2000 series devices).
  • Page 58: Exporting Storage To Your Network

    Currently Exported Storage table at the top of the page. Follow the steps to create a JBOD from virtualized storage to use the exported storage. (see Creating Virtualized Storage, page Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 59: Creating Virtualized Storage

    Select JBOD as the RAID level. STEP 4 Click Add. STEP 5 The JBOD appears in the RAID Arrays listing. You can now create volumes from the virtualized JBOD. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 60: Unexporting Storage

    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 available for use. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 61: Volume Management

    (and any saved data on the volume) from the array. If the volume is encrypted, you can either click Unlock to unlock it and make it usable, or click Lock to manually lock it. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 62: Creating A Volume

    The final size of the shared volume is less than the size you enter in this field due to filesystem overhead. The minimum volume size is 32 MB. Volume sizes are rounded down to the nearest 32 MB increment. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 63: Expanding A Volume

    Note: You cannot grow a volume if it is the target of a snapshot. If you want to grow such a volume, delete the snapshots first and then expand the volume. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 64 To increase the size of a volume: From the Manager Menu, click Storage Volumes. STEP 1 The Volumes page appears. Click Edit for the volume you want to expand. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 65 If you selected Resulting Size, the new number becomes the total size for the volume. Click OK. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 66: Deleting A Volume

    From the Manager Menu, click Storage Volumes. STEP 1 The Storage Volumes page appears. From the Volumes area, click Delete for the volume you want to delete. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 67: Viewing The Snapshot Reserve Details

    This feature is only available on the NSS6000. You cannot grow a volume if it is the NOTE target of a snapshot. If you want to grow such a volume, delete the snapshots first and then expand the volume.
  • Page 68: Maintaining Active Snapshots

    @ 10:30 means that the snapshot occurs each day at 10:30 a.m. • Size: The size of the snapshot reserve. • Current Usage: The percent of the space allocated for the snapshot currently taken up by the snapshot. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 69: Creating A Snapshot For A Volume

    Creating a Snapshot for a Volume Creating a Snapshot for a Volume As part of your backup strategy, you can configure the NSS6000 to capture snapshots of the data stored on a volume. You can define a snapshot to occur at various frequencies (such as hourly, daily, weekly, and so on).
  • Page 70 In the Reserve Size field, enter the amount of space that you want to allocate to STEP 5 the snapshot. This space becomes unavailable for any other storage on the array. You must enter a minimum of 32 MB in this field. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 71: Taking A Manual Snapshot Of A Volume

    This feature is only available on NSS6000 series NAS units. NOTE To take a manual snapshot: From the Manager Menu, click Storage Snapshots. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 72: Windows End Users: Accessing A Snapshot For A Share

    “snap.” Each file folder contains a subfolder for each snapshot interval (for example, hourly, daily, and so on). To access a snapshot for a share: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 73: Volume Encryption Overview

    File transfer performance to encrypted volumes is generally lower than non- NOTE encrypted volumes. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 74: Locking An Encrypted Volume

    This provides an extra layer of security against the theft of data. To lock a volume: From the Manager Menu, click Storage Volumes. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 75: Unlocking A Locked Volume

    To unlock a volume: From the Manager Menu, click Storage Volumes. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 76 The Unlock Volume page appears. Enter the password for the volume in the Password field. STEP 3 Click OK. STEP 4 The Volume Encryption page appears. The volume is now unlocked. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 77: Changing The Password For An Encrypted Volume

    To change the password on an existing encrypted volume: From the Manager Menu, click Storage Volumes. STEP 1 The Volumes page appears. Click Edit for the volume you want to change. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 78: Storage Options

    CPU processing power. You can control how the system prioritizes the rebuild and allocates the system’s resources based on your system’s current workload and need for responsiveness. To set the Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 79 This option is only relevant when you use network disks (via storage virtualization). A system limited to local disks lets you only build up to two, two-disk RAID arrays, but have no spares. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 80 Configuring your Storage Storage Options If you make changes to any of the storage options, click Update. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 81: Chapter 5: Setting Up End-User Access

    Configured Users page displays the Configured Users table. This table lists each defined user whether the user was created locally through the NSS configuration interface or imported from an NTv4, Active Directory, or NIS domain. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 82: Creating A User Profile

    Before you can create a user profile, you must configure the volume you want to use as the home directory location for your users on the Access Options page (from the Manager Menu, click Access Options). Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 83 The primary group applies to users set up locally on the NSS. A domain user’s primary group is set up from the domain and is not derived from the Primary Group field in the NSS user profile Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 84: Editing A User Profile

    NSS configuration pages must be done by the Administrator. To edit an existing user profile: From the Manager Menu, click Access Users. STEP 1 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 85 Filter field, and then clicking Filter. (For example, enter "ea" to display any list items that contain "ea" such as "Sean" or "BillyJean".) The end user’s profile appears in the Edit User page. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 86: Integrating Users From An Ads, Ntv4, Or Nis Domain

    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. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 87: Logging Into The Nss As A Local User

    CIFS using the administrator account to delete the user’s data as required. To delete an existing user profile: From the Manager Menu, click Access Users. STEP 1 The Configured Users page appears. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 88: Working With Groups

    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 files. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 89 You cannot grant security privileges to a group for a CIFS share through an ACL. NOTE To create a group: From the Manager Menu, click Access Groups. STEP 1 The Configured Groups page appears. Click Add. STEP 2 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 90 Click OK to save the current group and display the Configured Groups page. Click STEP 5 Apply to save the current group and remain in the New Group page to add another group. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 91: Changing The Users Assigned To A Group

    The Configured Groups page appears. From the list of configured groups, select the group that you want to change. STEP 2 Click Edit. STEP 3 The Edit Group page appears. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 92: Integrating Groups From An Active Directory, Ntv4, Or Nis Domain

    When you delete a group, the group is automatically removed from having access to any configured shares. To delete a group: From the Manager Menu, click Access Groups. STEP 1 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 93 Click Delete to delete the highlighted groups. • 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. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 94: Managing Volume Quotas

    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. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 95: Changing The User's Primary Group

    About the Volume Quota Page Use the Volume Quota page to manage user and group quotas for each volume. To display the Volume Quota page, from the Manager Menu, click Access Quota. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 96: Creating Volume Quota For A User Or Group

    To create a quota for a user or group: From the Manager Menu, click Access Quota. STEP 1 The Filesystem Quota page appears. Click Create Quota. STEP 2 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 97 Click Update. STEP 7 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 98: Setting Up The Grace Period For A Volume Quota

    Warn For time was set. To set up the grace period for a volume: From the Manager Menu, click Access Quota. STEP 1 The Filesystem Quota page appears. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 99: Changing A Volume Quota For A User Or Group

    To change the quota limit or warning limit: From the Manager Menu, click Access Quota. STEP 1 The Filesystem Quota page appears. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 100: Clearing A Quota

    (other than the actual unused storage space on the volume). To clear a quota for a user or group: From the Manager Menu, click Access Quota. STEP 1 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 101: Network Filters Overview

    Defining network filters lets you specify which network hosts have access to the NSS through the various supported protocols. To view the network filters: From the Manager Menu, click Access Network. STEP 1 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 102: Defining The Default Network Policy

    The default policy can be defined to either accept or reject such traffic. To define the default network policy: From the Manager Menu, click Access Network. STEP 1 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 103 FTP connection type on the host to active. (If you set the connection type to passive you can connect to the NSS but are not able to list, transfer the data, and so on.) Click Change Policy. STEP 3 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 104: Creating A Network Filter

    IP Address Range: Type the range according to the following format: address-last address . (Where the first IP address in the range is entered first, followed by a hyphen, and then the last IP address in the range.) Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 105: Available Access Filters

    When you configure network filters, determine which protocols can or cannot access the NSS. To display the list of available filters, click the drop-down arrow next to the Filter field on the Network Filters page. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 106 • Drop NFS: Do not allow NFS filesharing access. The NSS does not inform the system initiating the connection about the denial of service. Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 107: Deleting A Network Filter

    In addition to setting the ID ranges, you also need to define which volume you are using to store your users’ home directories. To set up the ID ranges and home directory location: Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 108 Set the volume that you want to assign as the home directory location for your STEP 3 users through the Home Directory Location field. Click Update. STEP 4 Lynksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 109: Chapter 6: Managing The Shares

    There is no limit to the number of users that you can assign to an individual group. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 110: Creating A Share

    Volume page, and unlock the volume. To add a share: From the Manager Menu, click Shares Shares. STEP 1 Click Create Share. STEP 2 The New Share page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 111 Select this field: By selecting this field, users with write permissions can rename or delete files or folders within the assigned share even though they are not the owners of the files or folders. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 112 NSS must also be configured to allow NFS access. • FTP: Enable FTP access to the share. To allow FTP access to the share, the NSS must also be configured to allow FTP access. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 113: Editing An Existing Share

    To edit a share: From the Manager Menu, click Shares Shares. STEP 1 Click Edit for the share you want to change. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 114 • Deselect this field: Users cannot rename or delete a file or folder within the assigned share unless they are the owners of the file or folder. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 115 NSS must also be configured to allow NFS access. • FTP: Enable FTP access to the share. To allow FTP access to the share, the NSS must also be configured to allow NFS access. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 116: Adding A Dfs Shared Folder

    To add a DFS root directory to a share on the NSS: From the Manager Menu, click Shares Shares. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 117 The File Shares page appears. Click Edit for the share to which you want to add a folder. STEP 2 The Edit Share page appears. Click Add Shared Folder. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 118 Password: Enter the password for the above account. If you are adding a folder to DFS, click OK. If you are importing a remote server, STEP 5 click Import. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 119: Restrictions Using Microsoft Dfs From The Nss

    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: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 120: Setting Up Network Filesystem (Nfs) Access

    The NSS only supports NFSv3. NOTE To set up global NFS access to the NSS: From the Manager Menu, click Shares NFS Setup. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 121 NSS suffer an unexpected power loss or if the NFS client crashes. Click Update. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 122: Configuring The Nss For Ftp Access

    The FTP Setup page appears. To enable FTP, click Enable FTP. STEP 2 This enables both FTP and FTPS access and activates the remaining FTP configuration settings on this page. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 123 Group Readable: Members of the user who created the file or folder’s primary group have read permission. • Group Writable: Members of the user who created the file or folder’s primary group have write permission. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 124: Configuring Passive Mode Ftp

    FTP server requests within local and external network environments. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 125 To use a non-default port number, enter the new port number in the FTP/FTPS Server Port field (For example: 8028) and then click Update. You must also specify this port number in your router configuration software. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 126 In this example, port 8028 is specified in the FTP client program Filezilla: From the Manager Menu, click Shares FTP Setup. STEP 3 The FTP Setup page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 127 Enter the port number (For example: 8028) in both the External and Internal Port FTP fields and then click Save Settings. This is the same port number that you entered in the FTP/FTPS Server Port field in Step Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 128: Creating Or Running A Backup Of A Share

    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. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 129: Creating A Scheduled Backup For A Share

    The backup can be saved to a remote CIFS server or to another share on the NSS. To set up a scheduled backup: From the Manager Menu, click Shares Backup. STEP 1 Click Schedule Backup. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 130 To create a compressed backup, check Compress backup image. STEP 5 Compressed backup images are smaller than non-compressed images but take NOTE longer to create. Click Next. STEP 6 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 131 To set up a backup that backs up just the changes made to the share since the last STEP 9 backup, click Incremental Backups. Leave it unchecked to take a full backup of the share each time the backup is run. Click OK. STEP 10 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 132: Initiating A Backup For A Share

    CIFS server or to another share on the NSS. To initiate a backup manually: From the Manager Menu, click Shares Backup. STEP 1 The Scheduled Backups page appears. Click Run Backup. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 133 Click OK to initiate the backup. A message appears when the backup is complete. STEP 6 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 134: Deleting Backup Images

    The share’s contents appear. Go to the “backup” folder and delete the backup images as required (the images STEP 2 appear as .tar.gz files). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 135: Chapter 7: Managing The Nss

    If you need to reboot or shut down the NSS. doing so disconnects all active user sessions. If the power to the NSS is interrupted unexpectedly (such as an unclean shutdown), your system settings might become corrupted. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 136 Restore the network 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 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 137: Upgrading The Nss Firmware

    The system reboots after the firmware upgrade is completed. Wait until the Power LED goes back to solid green before you log in and use the configuration interface. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 138 For more information about the Power and System Error LEDs, see the “NSS LEDs,” page155. After the firmware upgrade is complete, we recommend that you clear your STEP 7 browser cache before you reconnect to the administrator interface. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 139: Upgrading The Nss Firmware In A Virtualized Setup

    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. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 140 Network Ports: The network ports are reset to their default as described “Configuring the Network Ports,” on page VLANs: All configured VLANs are deleted. ADS Server: ADS server settings are cleared. DNS: DNS settings are cleared. Administrator Password: admin Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 141: Managing The Nss Configuration

    To display the Configuration Manager page, from the Manager Menu, click Admin Configuration. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 142: Saving The Current Configuration

    If you are saving the configuration file to a USB flash device, insert a USB flash STEP 1 device into the AUX-1 port on the NSS chassis. From the Manager Menu, click Admin Configuration. STEP 2 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 143 If you saved the file to the USB flash device, display the Storage Status page. STEP 6 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 144 When the AUX-1 LED on the front of the chassis is off, you can safely remove the STEP 8 unmounted USB flash device from the AUX-1 port. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 145: Restoring A Configuration File

    USB flash device into the AUX-1 port. From the Stored Configuration Location field, select the location of the saved STEP 3 configuration file. Click Update. STEP 4 Click Restore. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 146 Log back into the configuration interface. You need to unlock any encrypted STEP 11 volumes to make them available for storage purposes. If you saved the file to the USB flash device, display the Storage Status page. STEP 12 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 147: Deleting A Configuration File

    Each time you save a configuration file, a copy of it is time and date stamped and saved to the specified location. You can choose to delete a configuration file. To delete a configuration file: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 148: Configuring The Timing Settings

    Update button is grayed out. After the synchronization is complete, you can manually refresh the page by reselecting the NTP Configuration page from the Manager Menu. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 149 If the NSS joins to the ADS domain, you must enter the IP address of the domain NOTE controller into the NTP server field and uncheck Assign automatically via DHCP. Otherwise, the NSS will not join the domain. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 150: Configuring The Email Alerts For A Recipient

    (such as a loss of power). You can customize the user’s email profile to suit the user’s specific need-to-know requirements. To configure the NSS for email alerts: From the Manager Menu, click Admin Email Alerts. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 151 Power: Check this option to notify the user when there is a change of state of the UPS or RPSU. Click Add. Click Test All to send a test notification for all checked options to the STEP 5 defined recipients. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 152: Changing The Email Alerts For A Recipient

    STEP 2 Recreate the email recipient. STEP 3 Click Add. Click Test All to send a test notification for all checked options to the STEP 4 defined recipients. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 153: Deleting An Email Alert Recipient Profile

    NSS SNMP MIB, you get a more human readable version of alerts displayed on your SNMP management station. To define SNMP Trapsinks: From the Manager Menu, click Admin SNMP. STEP 1 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 154 UPS: When any of the following occurs: 1) the UPS goes online, 2) the UPS goes on battery, 3) the battery is low, 4) the NSS establishes contact with Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 155: Changing The Administrator Password

    NSS chassis and restoring the factory defaults. The default password is “admin.” To set up the administrator password: From the Manager Menu, click Admin Password. STEP 1 The Admin Password Configuration page appears. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 156 Re-enter the new password in the Confirm Password field. STEP 4 Click Update. STEP 5 The new password takes effect immediately. The next configuration interface page that you access prompts you for the new password. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 157: Chapter 8: Accessing The Storage

    "\storage" to the address. • Map the NSS to a network drive. To access the hidden storage folder, make sure that you add "\storage" to the address. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 158: Windows Users: Accessing The Storage By Using Cifs/Smb

    STEP 3 The Windows Explorer window opens with a directory listing of the available shares. Depending on your share privileges, you can begin using the NSS storage. STEP 4 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 159: Windows Users: Accessing The Storage By Using Ftp

    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. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 160: Mac Users: Accessing The Storage By Using Ftp

    When your FTP client has logged in, a list of accessible shares appears as individual directories. Depending on your share privileges, you can begin using the NSS storage. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 161: Unix/Linux Users: Accessing The Storage By Using Nfs

    Log into the user account on the client system. STEP 5 You can now access the share though the mount point directory on your client. You have the share privileges as are defined for the NSS. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 162: Unix/Linux Users: Accessing The Storage By Using Ftp

    Enter your username and password when prompted by the FTP client. STEP 4 Depending on your share privileges, you can begin using the NSS storage. STEP 5 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 163: Chapter A: Troubleshooting

    Alternating Yellow & Green: The firmware update is currently in progress. • Off: The NSS is either disconnected from a power source or has finished the shutdown process and can be safely disconnected from a power source. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 164: System Led (Front Panel)

    • To reset the box: Press and hold the Reset button while the system is running until the Power LED begins to blink green. Release the Reset button. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 165: Lan Led (Front Panel)

    Solid Red: The drive is in a failed state. • Blinking Red: The drive is predicated to fail (via S.M.A.R.T.). We recommend that you replace the drive to avoid the loss of data. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 166: Usb Led (Front Panel)

    Otherwise, you must rebuild the JBOD after you replace the disk.) If an array with no redundancy has a failed disk drive, you must delete the array, replace the disk drive, and then recreate the array. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 167 From the Manager Menu, click Storage RAID. STEP 2 The RAID page appears. In the RAID Arrays table, click Edit for the applicable RAID array. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 168: Working With A Failed Array

    Reboot the NSS. Make sure that you do a safe reboot using the Reboot function. STEP 2 ”Rebooting or Shutting Down the NSS” on page 127. When the system reboots, log back into the configuration interface. STEP 3 Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 169: Drive Error Led Remains On

    Verify that the firmware is compatible with the NSS platform. • Verify that the firmware is newer than the version that is currently installed. The system does not support downgrades. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 170: Free Bound Virtualized Storage When The Master System Fails

    Unexport the bound storage system (in our example, System A). STEP 1 Re-export the storage system. STEP 2 The storage system is now available to be used by another system. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 171: All Cifs Connections Were Unexpectedly Ended

    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). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 172: Cannot Access The Nss Through Ftp

    From the Manager Menu, click Access Network. STEP 7 Make sure there are no filters set up to drop or reject FTP access for the STEP 8 applicable IP or MAC addresses. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 173: Cannot Rename A Folder Through Ftp

    If the power to the NSS is unexpectedly disrupted, causing the NSS to do an unclean shutdown, the system settings (including time) might be altered. The Administrator is notified of the unclean shutdown in three possible ways: Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 174: Boosting The Performance Of Nfs Transfers

    For example: mount -v -t nfs 192. 1 68. 1 . 1 :/mnt/RAIDA/vol 1 /share1 /mnt/client -o nfsvers=3,rsize=32768,wsize=32768 where: • 192. 1 68. 1 . 1 is the IP address of the NSS system • /mnt/RAIDA/vol 1 /share1 is the path to the share Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 175: Rejoining The Ads Domain After A Failed To Join

    ADS domain into the Primary DNS Server field and then click Update. From the Manager Menu, click Network Identification. STEP 4 The Network Identification page appears. Enter the Administrator password and click Update to rejoin the ADS domain. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 176: Appendix B: Specifications

    45 ° ° Storage Temperature -4 to 158 F (-20 to 70 Operating Humidity 10 to 90%, Relative humidity non-condensing Storage Humidity 10 to 95%, Relative humidity non-condensing Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 177: Appendix C: Where To Go From Here

    Where to Go From Here Cisco provides a wide range of resources to help you and your customer obtain the full benefits of the Linksys Network Storage System. Product Resources Resource Location Technical Documentation www.cisco.com/en/US/products/ps9957/ tsd_products_support_series_home.html Firmware Downloads www.cisco.com/en/US/products/ps9957/index.html Customer Support www.cisco.com/en/US/support/...
  • Page 178: Chapter D: Glossary Of Storage-Related Terms And Acronyms

    Webcams. There is also a Bonjour plug-in for Internet Explorer which is used to discover Bonjour-enabled network printers and devices. (It was originally named Rendezvous.) Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 179 Usage or File quotas are considered Hard quotas, 4) Soft quota is a way, set by the administrator, to define a warning level that alerts users that they are nearing their specified hard quota limit. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 180 Linux operating system. Unlike its predecessor, ext2, the journaling support alleviates lengthy filesystem checks (fsck) at bootup after a sudden system crash, reset, or power loss. It is the default filesystem for many popular Linux distributions. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 181 FTP over TLS. The client connects to the server port 21 and starts an unencrypted FTP session as normal, but requests that TLS security be used and performs the appropriate handshake before sending any sensitive data. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 182 Ethernet frame header of a data packet (three bits of which assign up to eight priority or QoS levels and 12 bits identify up to 4096 VLANs). Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 183 Internet without knowing the specific domain where they reside. A single LDAP directory can be mirrored on multiple servers that can be periodically synchronized. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 184 NIS: Network Information Service (formerly known as Yellow Pages). A system by which one machine (the master) holds the Ethernet addresses of other machines (the servants). NIS is an insecure alternative to DNS. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 185 Currently, the NSS offers the choice of five different RAID levels (including JBOD) with two options for adding a hot spare to an existing RAID level. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 186 SFTP: Secure File Transfer Protocol. A network protocol designed by the IETF to provide secure file transfer and manipulation facilities over the secure shell (SSH) protocol. This protocol is NOT supported by the NSS. (It does support FTPS.) Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 187 Snapshot: A copy of a set of files, volumes, or directories as they were at a particular point in time. The Cisco NSS uses snapshots to back up the shares located on a volume in such a way that end users can recover their own files without having to ask the administrator to restore a backup.
  • Page 188 Small UPS systems provide power for a few minutes; enough to power down the computer in an orderly manner, while larger systems have enough battery for several hours. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 189 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 experimental write support was introduced to FreeBSD-7.0-CURRENT. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...
  • Page 190 Once assigned, Zeroconf lets users and applications readily discover the service it offers. Apple’s Bonjour is the major implementation of Zeroconf. Linksys Small Business NSS4000 and NSS6000 Series Network Storage System Administration Guide...

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