Dell FS7500, Installation And Setup

Page 1: ...EqualLogic FS7500 Installation and Setup ...

Page 2: ...rks of Dell Inc All trademarks and registered trademarks mentioned herein are the property of their respective owners Information in this document is subject to change without notice Reproduction in any manner whatsoever without the written permission of Dell is strictly forbidden January 2012 Part Number K24VX A00 ...

Page 3: ...ollerRails 24 Attaching the Controller Rails to the Rack 24 Installing the Controllers Into the Rack 25 Securing the Controllers to the Rack 25 Attaching the Controller Bezel 26 3 Power Connections 29 Steps for Connecting a BPS to Power 29 Connecting a BPS Power Module to a Power Source 29 Removing the BPS Bezel 31 Turning On Power to a BPS Power Module 32 Attaching the BPS Bezel 33 Steps for Conn...

Page 4: ...ransferring Share Ownership 54 Discovering Controllers and Configuring a NAS Service 54 6 NAS Storage Allocation 61 Steps for Allocating NAS Storage 61 Gathering the NAS File System Information 61 Creating a NAS File System 62 Accessing a CIFS Share 65 Accessing an NFS Export 66 7 What to Do Next 67 NAS Service Documentation 67 NAS Service Post Setup Tasks 67 NAS File System Post Setup Tasks 68 Ap...

Page 5: ... have extensive network or storage system experience However it may be useful to understand Basic networking concepts Current network environment User disk storage requirements RAID configurations Disk storage management Note Although this manual provides examples of using an EqualLogic FS7500 in some common network configurations detailed information about setting up a network is beyond its scope...

Page 6: ...le in your area For customers in the United States call 800 945 3355 Note If you do not have access to an Internet connection contact information is printed on your invoice packing slip bill or Dell product catalog Use the following procedure to contact Dell for sales technical support or customer service issues 1 Visit support dell com or the Dell support URL specified in information provided wit...

Page 7: ...ide block storage and support for NAS Network Attached Storage A NAS service can support multiple scalable NAS file systems On each file system you can create multiple CIFS shares and NFS exports Clients with the correct credentials can then access the shares and exports through the NAS service IP address The NAS service network configuration requires three networks client SAN and internal For sec...

Page 8: ... the client network 3 Client network 4 Controller connections to the client network 5 Internal connections between controllers 6 EqualLogic FS7500 7 BPS 8 Controller connections to the SAN network 9 SAN network 10 PS Series group connections to the SAN network 2 EqualLogic FS7500 Installation and Setup 1 Before You Begin ...

Page 9: ...ry Tasks Perform the following tasks before beginning the installation Read the installation safety precautions See Installation Safety Recommendations on page 3 Learn how to protect sensitive hardware See Hardware Protection on page 4 Make sure the installation meets the environmental requirements See Environmental Requirements on page 5 Unpack the shipping box according to the instructions on th...

Page 10: ...ause condensation to occur in and on the chassis This could cause electric shock Do not install the chassis and power modules until both the inside and outside of the chassis are dry Always connect the BPS battery packs to the chassis before connecting the input power cables Both the 120V LV and the 230V HV power modules have IEC 320 C13 output receptacles Make sure to use power cables rated for t...

Page 11: ...h a voltage range of 100 to 240 VAC Make sure each power source has sufficient electrical overload protection In North America connect the enclosure to a source of power with over current protection provided by a double pole 20A or less device UL 489 circuit breakers In Europe the over current protection must be provided by a 20A or less device IEC circuit breakers Make sure there is sufficient sp...

Page 12: ...to sensing Input frequency 47 63 Hz System input power 90 264 VAC autoranging 47 63 Hz Each power supply 502 W Input current up to 55 A per power supply for 10 ms or less Dimensions 1 68 in height x 18 99 in width x 30 39 in depth 4 26 cm height x 48 24 cm width x 77 2 cm depth FS7500 Backup Power Supply Technical Specifications Table 3 FS7500 Backup Power Supply Technical Specifications Attribute...

Page 13: ...power source Note that the connector to the power source varies depending on your country The cables are used for the following connections Two cables to connect each BPS power module to a power source Two cables to connect each controller to a power source Two cables to connect each controller to a BPS power module Two controller rail kits Contains the left and the right rails for a tool less squ...

Page 14: ...he front panel are used when updating the FS7500 software You can use these ports to connect an external monitor and keyboard to the controller For more information about software updates see the EqualLogic FS7500 Release Notes Figure 3 FS7500 Controller Front Panel Figure 4 FS7500 Controller Front Panel Components Number Component 1 Power button 2 USB ports 3 Video port 4 Service tag pull out car...

Page 15: ...ply status LED 4 IPMI port 5 Video port 6 USB port to external keyboard 7 USB port to BPS 8 Client network interfaces 9 System power on status LED 10 C14 power connector to BPS FS7500 BPS Front and Back Panels Figure 7 and Figure 8 show the front panels and the back panel of an FS7500 Backup Power Supply with both power modules installed and the BPS bezel removed Each power module has a front cove...

Page 16: ...omponents Number Component 1 BPS Power Module LED 2 USB port to controller 3 C13 power connector to controller 4 C14 power connector to AC power source under latch 5 Power rating label under latch Required Hardware That Is Not Supplied You must provide additional hardware that is specific to your environment and not included in the shipping box See Table 7 10 EqualLogic FS7500 Installation and Set...

Page 17: ...aphics in this manual show a square hole rack but the installation instructions are applicable to round hole racks Use an industry standard for example CEA 310 E 48 3 cm 19 inch rack Tooled racks are supported only if you obtain a different FS7500 Controller rail kit than that which is provided in the shipping box This rail kit must include installation instructions and also a list of the hardware...

Page 18: ... client SAN and internal network connections Ideally you want a network switch configuration in which a switch failure does not disrupt the availability of the NAS service This means that no single switch should have all the client SAN or internal network connections See Network Connection Requirements and Recommendations on page 38 Required Tools You might need tools to install the controllers an...

Page 19: ... a rack Your FS7500 installation should look similar to this when complete Figure 9 EqualLogic FS7500 Installed in a Rack Guidelines for Installing Mounting Rails in a Rack Before you install the EqualLogic FS7500 hardware in a rack you must plan where to install the mounting rails for each controller and for the BPS Each device is a 1U device Dell recommends that you install the rails according t...

Page 20: ...into a Rack Before you begin obtain the FS7500 Backup Power Supply BPS rail kit See Shipping Box Contents on page 7 Note Even if you have an uninterruptible power supply UPS system in your lab you must install the BPS Caution You need at least two individuals to install the BPS in a rack The BPS is heavy and you must keep it level to install it properly Warning Make sure the voltage of your power ...

Page 21: ...ack See Figure 11 and follow these steps for each rail 1 Verify where to place the BPS rails in the rack See Guidelines for Installing Mounting Rails in a Rack on page 13 2 From the front of the rack fit the rear portion of the rail in the desired U holes on the outside of the rear post and pull the rail forward until the latch locks in place Callout 1 Make sure that the bracket is flush with the ...

Page 22: ... the BPS power modules is located toward the front of the power module Keep the power module level as you remove it from the chassis To remove a power module from the BPS chassis follow these steps 1 Make sure that the BPS is on a stable surface 2 Locate the module retainer lever in the middle of the chassis between the two modules See Callout 1 in Figure 12 for the location of the lever 16 EqualL...

Page 23: ...ssis should now be empty Installing the Empty BPS Chassis Into a Rack To install the empty BPS chassis in the rack see Figure 13 and follow these steps 1 Using two individuals on each side of the BPS lift the BPS and hold it level 2 Insert the rails attached to the BPS chassis into the rails attached to the rack and make sure that the rails are engaged on both sides of the BPS 3 Slide the chassis ...

Page 24: ...ockwise until the chassis is securely attached to the front post See Figure 14 Tighten the thumbscrews by hand only Do not use hand tools or power tools Figure 14 Securing the BPS Chassis Connecting the Battery in a BPS Power Module Note Before you perform this procedure make sure each BPS power module is on a stable surface 18 EqualLogic FS7500 Installation and Setup 2 Hardware Rack Mounting ...

Page 25: ... Callout 1 in Figure 15 2 Simultaneously slide the cover latch to the left grasp the hand holds on the module and gently pull the right side of the cover from the chassis callout 2 and then slide the cover to the right to disengage it from the module callout 3 Make sure not to pull on the ribbon cable or disconnect it Figure 15 Removing the Module Cover 3 Grasp the plastic handle labeled PULL HERE...

Page 26: ...aking sure the arrow on the yellow label is pointing up reinsert the battery in the module See Figure 18 Make sure the battery is completely installed in the module If the battery protrudes from the module the cover will not install correctly Warning For safety always attach the power module front cover as soon as the battery pack is inserted and connected 20 EqualLogic FS7500 Installation and Set...

Page 27: ...nary hook on the cover into the open slot on the left side of the module Callout 1 in Figure 19 and then simultaneously sliding the right side latch to the left Callout 2 and pushing the right side of the cover forward to the chassis until the cover engages completely Callout 3 Then release the latch See Figure 19 Figure 19 Attaching the BPS Power Module Cover 21 ...

Page 28: ...sis Attaching the BPS Bezel To attach the BPS bezel to the front of the chassis see Figure 21 and follow these steps 1 Locate the BPS chassis bezel that was delivered in the accessory box with the BPS 2 Gently fit the bezel onto the right side of the chassis Callout 1 3 Lift the latch on the left side of the bezel Push the left side of the bezel onto the left side of the chassis to engage the beze...

Page 29: ...o the rack See Attaching the Controller Rails to the Rack on page 24 3 Attach the controller to the rails and slide the controller into the rack See Installing the Controllers Into the Rack on page 25 4 Secure the controller to the rack See Securing the Controllers to the Rack on page 25 5 Attach the bezel to the controller See Attaching the Controller Bezel on page 26 These steps are described in...

Page 30: ... fit the rear portion of the rail in the desired U holes on the outside of the rear post and pull the rail forward until the latch locks in place Callout 1 3 Pull the front end of the rail past the front post 4 Fit the front portion of the rail in the desired U holes on the post and push the rail into the rack until the latch locks in place Callout 2 You should hear the latch click twice Make sure...

Page 31: ...n Figure 23 3 Continue to lower the controller onto the extended rails until all shoulder screws fit in the J slots Callout 2 4 Push the controller inward until you hear the front release latch click 5 Press the slide release lock button on each rail Callout 3 and slide the controller completely into the rack Figure 23 Sliding a Controller into the Rack Securing the Controllers to the Rack When yo...

Page 32: ...ntroller Bezel To attach the controller bezel see Figure 25 and follow these steps 1 Insert the right side of the bezel into the slot on the right side of the controller Callout 1 2 Push the bezel toward the left side and engage the bezel with the left side of the controller chassis Callout 2 3 Use key to lock the bezel Callout 3 26 EqualLogic FS7500 Installation and Setup 2 Hardware Rack Mounting...

Page 33: ...EqualLogic FS7500 Installation and Setup 2 Hardware Rack Mounting Figure 25 Attaching the Controller Bezel 27 ...

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Page 35: ...on each BPS power module and make sure each module is operational See Turning On Power to a BPS Power Module on page 32 4 Attach the BPS bezel See Attaching the BPS Bezel on page 22 The following sections describe these steps in detail Figure 26 shows the two power modules in a BPS connected to different power sources Figure 26 FS7500 BPS Power Connections Table 8 BPS Power Connections Callout Des...

Page 36: ...er provided in the BPS shipping box If power cables are not in the shipping box see your PS Series support provider or reseller for power cable information 2 Open the latch for the C14 input connector on the power module on the right side of the power module and insert the cable s C13 connector See Figure 27 3 Connect the power cable to a power source 4 Use the hook and loop fastener strip to secu...

Page 37: ...ain Relief Removing the BPS Bezel To remove the BPS bezel see Figure 29 and follow these steps 1 Push up on the release latch on the left side of the bezel callout 1 and disengage the bezel from the left side of the BPS callout 2 2 Disengage the bezel from the right side of the BPS callout 3 31 ...

Page 38: ... button for 0 5 seconds 2 Examine the LED on the front of the power module above the power button If the LED shows a steady green light and an alarm is not audible the power module is operational If the LED is not green or if you hear an alarm see Table 9 and Table 10 Note To silence an audible alarm press the power button for 0 5 seconds If the condition continues you will hear the alarm again 32...

Page 39: ... Slow beeping Active notice Attaching the BPS Bezel See Attaching the BPS Bezel on page 22 Steps for Connecting a Controller to a BPS and Power You must connect each FS7500 Controller to a different BPS power module and a different source of power You can then verify that each controller is operational Follow these steps for each controller 1 Obtain the following cables Power cable with a C13 conn...

Page 40: ...n from Controller 1 to Power Source 1 4 USB connection from Controller 2 to BPS power module 2 5 Power connection from Controller 2 to BPS power module 2 6 Power connection from Controller 2 to Power Source 2 7 Power connection from BPS to Power Source 2 8 Power connection from BPS to Power Source 1 Connecting a Controller to a Power Source and a BPS Power Module To connect a controller to a power...

Page 41: ...gure 31 Use the cable strain relief strap on the power supply to secure the power cable to the controller chassis For high availability make sure the power source is not the same as the power source to which the BPS power module is connected 4 Repeat the three steps to connect the second controller to the other power module on the BPS Removing the Controller Bezel To remove the FS7500 Controller b...

Page 42: ...ected to the power supply and that the power supply is operational When the controller is turned on a green LED also indicates that the power supply is providing DC power to the controller Amber Indicates a problem with the power supply Alternating green and amber See Table 9 on page 33 Attaching the Controller Bezel See Attaching the Controller Bezel on page 26 Powering Down the Controller To pow...

Page 43: ...rk connections for each controller Internal network Used for communication between the NAS nodes The recommended configuration is five internal network connections for each controller For security reasons the internal network is usually a private network The client network must be separate from the SAN and from the internal network An FS7500 Controller has three four port NICs plus a single networ...

Page 44: ...e1 IPMI Node0 IPMI on same network as Node1 Eth30 eth0 eth1 eth2 eth3 Four ports in bottom callout Client network Allows access to the client network workstations PCs shares See NAS Service Network Requirements and Recommendations on page 51 for more information Network Connection Requirements and Recommendations At a minimum you can connect all the network ports in an EqualLogic FS7500 to the sam...

Page 45: ...ttom NIC to one switch and connect the other two client network ports to a different switch For the SAN network Flow Control must be enabled on switches and network interfaces Unicast storm control must be disabled on switches Jumbo Frames must be enabled Specifically the network switching infrastructure must be configured to support an MTU size of 9216 bytes VLANs can be used but are not required...

Page 46: ...n Figure 34 EqualLogic FS7500 Network Configuration Table 14 Network Component Descriptions Description Line Attributes Switch stack for internal network connections Small dashes purple Switch stack for SAN connections Long dashes purple Switch stack for client connections Solid line green 40 EqualLogic FS7500 Installation and Setup 4 Network Cable Connections ...

Page 47: ...g the rails provided in the shipping box The cable connections are described in Steps for Connecting Network Cables on page 39 Adding a service loop to the FS7500 controller installed in the provided rails A service loop is an extra length of cable between the rear of the controller and the rack The additional cable allows you to slide the controller forward on the rails for servicing without havi...

Page 48: ...e Routing the Power Cables Through the Strain Relief Straps The strain relief straps are located on the D shaped handles on the back of the power supplies To route the power cables through the strain relief straps perform this procedure for each of the power cables on each of the two controllers 1 Create a small loop near the end of the power cable where it connects to the controller 2 Secure the ...

Page 49: ...ignal cords together and route the bundle toward the left side of the controller back panel 2 Use a hook and loop fastener to bundle together the two power cables and route them toward the right side of the controller back panel Securing the Signal and Power Cable Bundles to the Rails The FS7500 controller rails have brackets attached to the rear of each rail These brackets extend beyond the back ...

Page 50: ...and loop fastener to secure the bundled power cables to the bracket on the rail on your right as you face the back of the controller Figure 38 shows the signal and power cable bundles The rails are hidden in this illustration for clarity Figure 38 Bundled Signal and Power Cables Figure 39 shows the back panel of the FS7500 controller with the bundled cords secured to the rails 44 EqualLogic FS7500...

Page 51: ...rocedure to install a service loop consists of the following steps Make sure that the signal and power cables are properly connected to the controller back panel Extend the controller forward from the rack into the service position Route the power cables through the strain relief straps Bundle the signal and power cables together using the hook and loop fasteners supplied in the shipping box Secur...

Page 52: ... bundle toward the left side of the controller back panel For best results use hook and loop fasteners to bundle the cords in at least two locations along the length of the cords This helps keep the bundle together and prevents tangling 2 Use a hook and loop fastener to bundle together the two power cables and route them toward the right side of the controller back panel 3 If desired bundle the si...

Page 53: ...FS7500 Installation and Setup 4 Network Cable Connections 5 Gently push the controller back into the rack until it clicks back into place Take care to ensure that the cord bundles do not snag or become pinched 47 ...

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Page 55: ...fully operational during the NAS service configuration After you successfully configure a NAS service you can create multiple NAS file systems See Chapter 6 NAS Storage Allocation Gathering the NAS Service Configuration Information Before beginning the NAS service configuration obtain the following Service tag for each FS7500 Controller you want to add to the NAS service You must add controllers N...

Page 56: ...After you configure the NAS service you can increase the size of the NAS reserve as needed Information about the client SAN and internal networks used in the NAS service See NAS Service Network Requirements and Recommendations on page 51 and complete Table 17 on page 53 before you begin the NAS service configuration Using the LCD Screen to Display Service Tag Information The front panel LCD screen...

Page 57: ...annot use DNS You must make sure that the DNS library reflects the IP number by manually setting the subsystem name and IP address Client network requirements include NAS service name Unique name that clients use to access the NAS service If using DNS in the PS Series group you must manually add the NAS service name and NAS service IP address to the DNS server NAS service IP address IP address tha...

Page 58: ...al IP address 0 for the fourth octet 128 IP addresses 25 Specifies 128 for the IP address block size Allows two choices for the initial IP address 0 or 64 for the fourth octet 64 IP addresses 26 Specifies 64 for the IP address block size Allows four choices for the initial IP address 0 64 128 or 192 for the fourth octet The option you choose depends on your network configuration and the number of ...

Page 59: ...ccess One or four IP addresses for each node Node 0 Node 1 Node 2 Node 3 Internal network IP address block size Initial IP address Security and Permissions The NAS Service supports the following share types NTFS Microsoft UNIX POSIX Mixed All three options allow access to the other types However the Mixed type changes the permission based on the assigned permissions of the last user who accessed t...

Page 60: ...oups You can also perform this operation using the Domain Administrator account if the NAS Service is part of an Active Directory domain Only the CIFS administrator or the domain administrator can set the permissions for other local users and groups or domain users and groups Discovering Controllers and Configuring a NAS Service To discover controllers and configure a NAS service follow these step...

Page 61: ...e configured in the default pool Figure 47 You can select any other pool that has enough free space for the service however you cannot move the NAS Service to a different pool later Therefore select the storage pool carefully based on expected space usage for the NAS Service and other pool use such as volumes snapshots and delegated space to replication partners When the NAS service configuration ...

Page 62: ...Figure 43 Configure NAS Service Getting Started Figure 44 Configure NAS Service Client Network 56 EqualLogic FS7500 Installation and Setup 5 NAS Service Configuration ...

Page 63: ...EqualLogic FS7500 Installation and Setup 5 NAS Service Configuration Figure 45 Configure NAS Service SAN Access Figure 46 Configure NAS Service Internal Network 57 ...

Page 64: ...Figure 47 Configure NAS Service NAS Space Figure 48 Configure NAS Service Summary 58 EqualLogic FS7500 Installation and Setup 5 NAS Service Configuration ...

Page 65: ...EqualLogic FS7500 Installation and Setup 5 NAS Service Configuration Figure 49 NAS Service Status 59 ...

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Page 67: ...r NFS export service wide default values are applied You can modify the NAS service and change the service wide default values In some cases you can override a default value when creating a file system share or export For example you can change the default snapshot reserve value when creating a file system In other cases you must modify the file system share or export to change a default value For...

Page 68: ...he UNIX directory and file permissions You can modify the file system to change the security mode and permissions See Security and Permissions on page 53 for more information Creating a NAS File System As part of creating a file system you can select the option to create a CIFS share or an NFS export and specify the share or export name and the directory However you can skip creating a share or ex...

Page 69: ... Installation and Setup 6 NAS Storage Allocation Figure 50 to Figure 52 show how to use the Create NAS File System wizard to create a NAS file system and a CIFS share Figure 50 Create NAS File System General Settings 63 ...

Page 70: ...Figure 51 Create NAS File System Create Share Optional 64 EqualLogic FS7500 Installation and Setup 6 NAS Storage Allocation ...

Page 71: ...ord An administrator must log in to the share using the CIFS administrator account CIFSstorage administrator and password and use the normal Windows operating system process to assign the user write permission to the share If the last two conditions are not met a user can access the CIFS share but cannot write to it To access a CIFS share from a Windows system follow these steps 1 Click Start Run ...

Page 72: ...the mount command with the following recommended options and parameters Note While the command example shows the recommended parameters you can change the protocol to UDP and the NFS version to 2 mount o rw bg hard nointr tcp vers 3 timeo 2 retrans 10 rsize 32768 wsize 32768 client_access_vip exported_directorylocal_directory The exported_directory must be the full path name that you specified whe...

Page 73: ...enance For the latest information about NAS services see the Dell EqualLogic customer support website NAS Service Post Setup Tasks After configuring a NAS service see the following list of common post setup tasks Display NAS service information You can display information about a NAS service including the status space utilization and network configuration Modify the default values for space and pe...

Page 74: ...er creating a NAS file system see the following list of common post setup tasks Display file system information You can display information about the file systems in the NAS service including the status space utilization CIFS shares NFS exports snapshots schedules and quotas Modify the file security style You can modify the file security style Mixed NFTS or UNIX for a file system Modify the UNIX d...

Page 75: ...n setting allow access to all clients or only clients with the specified IP address Read only or read write permission setting Trusted users All except root all or nobody Create a snapshot To protect file system data you can create snapshots Create a snapshot schedule To create file system snapshots regularly you can create a snapshot schedule 69 ...

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Page 77: ...addition you must reconfigure the BPS rail kit to support a tooled rack Reconfiguring the BPS Rails for a Tooled Rack Special Configuration To reconfigure the BPS rail brackets perform these steps on each rail 1 Remove the two screws on the front brackets callout 1 in Figure 53 and rotate each piece 180 degrees callout 2 2 Reattach the brackets using the same two screws Figure 54 Figure 53 Removin...

Page 78: ...s included in the shipping box with the FS7500 controller are sliding rails If you want to use static rails you must purchase them separately remember that you will need two sets one for each controller To manage cables for controllers installed on static rails do the following 1 Install the static rails into the rack Follow the instructions included in your rail kit 2 Install the controller into ...

Page 79: ...ment brackets from the rear ends of the controller rails Removing the brackets allows the controller rails to fit properly in a shallow rack Figure 55 shows the location of the brackets on the rails and the accompanying strain relief straps Figure 55 Locating the Cable Management Brackets To remove the bracket use a 2 Phillips screwdriver to remove the two screws securing the bracket to the back e...

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Page 81: ... share them with authorized users A NAS service supports multiple NAS file systems NAS node NAS controller configured as part of a node pair in a NAS service NAS reserve Storage pool space allocated to a NAS service for storing internal data and user data and configured with DSFS NAS service Provides highly available and scalable NAS storage by using a PS Series group and at least one EqualLogic F...

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Page 83: ... rotating batteries 19 securing power cables 30 specifications 6 troubleshooting 32 33 turning on power 32 turning on power modules 29 USB connection to controller 34 used with a UPS 14 weight 6 brackets cable management 23 controller rails 43 hook and loop fasteners 43 reconfiguring BPS rails 71 bundling signal and power cables 43 C cable management methods 41 static rails 72 cables bundling 43 b...

Page 84: ...controllers 54 E electrostatic discharge protection 4 environmental requirements 5 ESD strap using 4 F file security style modifying 68 file systems 61 default security settings 62 gathering information 61 modifying default settings 67 Flow Control 39 front and back panels BPS 9 front and back panels controllers 8 G Group Manager CLI 67 Group Manager GUI 54 67 guest access on CIFS shares 67 H hard...

Page 85: ...1 IP address 51 maintaining hardware 67 management IP address 52 modifying default values 67 network requirements 51 next steps 61 post configuration tasks 67 post setup tasks 67 required networks 1 requirements and recommendations 51 running multiple file systems 61 subnets 51 switch configuration 39 NAS storage allocating 61 network cables 8 configuration 40 connecting cables 39 hardware connect...

Page 86: ...dations 3 SAN network connecting 39 overview 37 recommendations 39 security 1 for files 68 network configuration 37 service wide default values for CIFS access 68 for in use warning limit 62 for NFS exports 68 on NAS file systems 61 overriding 61 snapshot reserve 62 service loop 41 45 advantages 41 installing 45 persons needed 45 service position 46 service tag 49 54 displaying with LCD screen 50 ...

Page 87: ...troubleshooting BPS alarms 33 Controller LEDs 36 U Unicast storm control 39 Unicode support 62 UNIX modifying file and directory permissions 68 UPS used with the BPS 14 USB connections 34 using ESD strap 4 V VLANs 39 W warranty information iv 5 ...

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