Hp StorageWorks 2.64 Director Switch Uživatelský manuál

User Guidehp StorageWorksEmbedded Web ServerProduct Version: FW v06.xx/HAFM SW v08.02.00Third Edition (July 2004)Part Number: AA–RTDRC–TE/623–000006

About this Guide10 Embedded Web Server User GuideOverviewThis section covers the following topics: Intended Audience Related DocumentationIntended A

Viewing Product and Fabric Data100 Embedded Web Server User GuideViewing Product InformationThe View panel of the EWS interface enables you to see a r

Viewing Product and Fabric Data101Embedded Web Server User Guide Name — The user-defined name or description assigned to the product. Front View and

Viewing Product and Fabric Data102 Embedded Web Server User GuideViewing Port PropertiesTo view the properties of a port on a product, perform the fol

Viewing Product and Fabric Data103Embedded Web Server User GuideFigure 27: Port Properties tab view3. To display properties for a specific port, inse

Viewing Product and Fabric Data104 Embedded Web Server User Guide— GX_Port — Valid only on the Edge Switch 2/24; allows a port to operate as either a

Viewing Product and Fabric Data105Embedded Web Server User Guide— No Principal Switch— No Response from Attached Switch— ELP Retransmission Failure Ti

Viewing Product and Fabric Data106 Embedded Web Server User Guide— Media — The Fibre Channel mode and optic size: Single-Mode, Multi-Mode 50 micromete

Viewing Product and Fabric Data107Embedded Web Server User Guide Status — Status of the FRU: Active, Backup, Failed, or Not Installed. Part number

Viewing Product and Fabric Data108 Embedded Web Server User Guide Type Number — Type Number of the product (such as 6064 for the Director 2/64). Mod

Viewing Product and Fabric Data109Embedded Web Server User Guide Preferred Domain ID — The ID to be used if the product participates in a multiswitch

About this GuideEmbedded Web Server User Guide11ConventionsConventions consist of the following: Document Conventions Text Symbols Equipment Symbol

Viewing Product and Fabric Data110 Embedded Web Server User GuideViewing Fabric InformationOptions on the View panel of the EWS interface enable you t

Viewing Product and Fabric Data111Embedded Web Server User GuideNote: The page may take some time to display. If the message Attempting to Collect Da

Viewing Product and Fabric Data112 Embedded Web Server User GuideNote: If the message Attempting to Collect Data displays in a product cell, you may

Viewing Product and Fabric Data113Embedded Web Server User GuideParts of the Product GraphicThe product graphic provides the following information: T

Viewing Product and Fabric Data114 Embedded Web Server User Guide— Generic product. All other HP products in the fabric have a generic product graphic

Viewing Product and Fabric Data115Embedded Web Server User Guide2. Choose the Fabric tab and the Topology tab. The Topology tab view displays (Figure

Viewing Product and Fabric Data116 Embedded Web Server User GuideTable 8: Components of the Topology PagePart of Page Component DescriptionHost Infor

117Embedded Web Server User Guide5Monitoring ProductsThe Monitor page is used to access information about the product including port and node informat

Monitoring Products118 Embedded Web Server User GuideMonitoring PortsYou can obtain information about ports from the Port List and Port Stats tab view

Monitoring Products119Embedded Web Server User GuideFigure 33: Port List tab viewPort Operational StatesThe State column of the Port List tab view di

About this Guide12 Embedded Web Server User GuideCaution: Text set off in this manner indicates that failure to follow directions could result in dam

Monitoring Products120 Embedded Web Server User Guide Not installed — The port optics are not installed or the feature that provides additional port

Monitoring Products121Embedded Web Server User GuideAccessing Port Statistics Choose Monitor on the navigation panel. Choose the Port Stats tab; the P

Monitoring Products122 Embedded Web Server User GuideParts of Statistics TablesThe tables of statistics contain the following columns: Statistics — T

Monitoring Products123Embedded Web Server User Guide LIPs Detected — A loop initialization primitive (LIP) was detected, which means the loop was com

Monitoring Products124 Embedded Web Server User Guide Frames too short — A received frame exceeded the Fibre Channel frame maximum size or was less t

Monitoring Products125Embedded Web Server User Guide Flows rerouted from ISL — The number of Fibre Channel traffic flows that were rerouted from this

Monitoring Products126 Embedded Web Server User GuideViewing LogsSelect Monitor on the navigation panel. Select the Logs tab; the Logs tab view displa

Monitoring Products127Embedded Web Server User GuideViewing the Event LogSelect Monitor on the navigation panel. Select the Logs tab; the Logs tab vie

Monitoring Products128 Embedded Web Server User Guide 5xx — port or universal port module card events 6xx — serial crossbar assembly (SBAR) events

Monitoring Products129Embedded Web Server User GuideViewing the Open Trunking Re-Route LogSelect Monitor on the navigation panel. Select the Logs tab;

About this GuideEmbedded Web Server User Guide13Any surface or area of the equipment marked with these symbols indicates the presence of a hot surface

Monitoring Products130 Embedded Web Server User GuideClearing Open Trunking Re-Route Log EntriesNote: Before clearing logs, make sure the logs are no

Monitoring Products131Embedded Web Server User GuideViewing the Link Incident LogSelect Monitor on the navigation panel. Select the Logs tab; the Logs

Monitoring Products132 Embedded Web Server User Guide— Timeout occurred for an appropriate response while in NOS receive state and after NOS is no lon

Monitoring Products133Embedded Web Server User GuideViewing All LogsSelect Monitor on the navigation panel. Select the Logs tab; the Logs tab view dis

Monitoring Products134 Embedded Web Server User GuideViewing Node ListChoose Monitor on the navigation panel. Choose the Node List tab; the Node List

135Embedded Web Server User Guide6Operating and ManagingProducts and PartsThe Operations page is used to manage the product and ports as well as perfo

Operating and Managing Products and Parts136 Embedded Web Server User GuideSetting Product Beaconing On or OffChoose Operations from the navigation pa

Operating and Managing Products and Parts137Embedded Web Server User GuideSetting Product Online or OfflineChoose Operations from the navigation panel

Operating and Managing Products and Parts138 Embedded Web Server User GuideResetting Product Configuration to Default ValuesChoose Operations from the

Operating and Managing Products and Parts139Embedded Web Server User GuideNote: Before resetting the product, you may want to review the kinds of dat

About this Guide14 Embedded Web Server User GuideRack StabilityRack stability protects personnel and equipment.WARNING: To reduce the risk of persona

Operating and Managing Products and Parts140 Embedded Web Server User GuideClearing the System Error LightThe amber system error light indicator, show

Operating and Managing Products and Parts141Embedded Web Server User GuideSet Individual Port Beaconing On or OffChoose Operations from the navigation

Operating and Managing Products and Parts142 Embedded Web Server User GuideResetting PortsChoose Operations from the navigation panel. Choose the Port

Operating and Managing Products and Parts143Embedded Web Server User GuidePerforming Diagnostics on PortsChoose Operations from the navigation panel.

Operating and Managing Products and Parts144 Embedded Web Server User GuideNote: To identify port numbers on cards that you want to test, drag the mo

Operating and Managing Products and Parts145Embedded Web Server User Guide4. To stop a test, click Terminate Port Diagnostics. Beaconing automatically

Operating and Managing Products and Parts146 Embedded Web Server User GuideRetrieving Maintenance InformationIf the operational firmware detects a cri

Operating and Managing Products and Parts147Embedded Web Server User GuideFigure 51: Choosing the location to save the CTP maintenance information5.

Operating and Managing Products and Parts148 Embedded Web Server User GuideObtaining Product InformationTo obtain product information, choose the Oper

Operating and Managing Products and Parts149Embedded Web Server User Guide Port Data Port Technology Port Login Data E_Port Status Switch Sta

About this GuideEmbedded Web Server User Guide15Getting HelpIf you still have a question after reading this guide, contact an HP authorized service pr

Operating and Managing Products and Parts150 Embedded Web Server User GuideUpgrading Firmware1. Choose the Maintenance tab from the Operations page, a

Operating and Managing Products and Parts151Embedded Web Server User Guide2. Type the drive path and name of the firmware file or click Browse to loca

Operating and Managing Products and Parts152 Embedded Web Server User GuideActivating (Installing) Optional FeaturesThis procedure is described in “In

153Embedded Web Server User GuideAError MessagesThis appendix lists and explains error messages for the Embedded Web Server. Any error numbers that ar

Error Messages154 Embedded Web Server User GuideError 11: Invalid Switch ContactThe value entered for the switch contact is invalid.The contact for th

Error Messages155Embedded Web Server User GuideError 16: Invalid R_A_TOVThe value entered for the resource allocation time-out value is invalid.The R_

Error Messages156 Embedded Web Server User GuideError 20: Invalid Preferred Domain IDThe value entered for the preferred domain ID for the director or

Error Messages157Embedded Web Server User GuideError 32: Invalid SNMP Community NameThe value entered for the SNMP community name is invalid.The commu

Error Messages158 Embedded Web Server User GuideError 39: Invalid Year The value of the year entered for the new system date is invalid.The format of

Error Messages159Embedded Web Server User GuideError 55: Invalid Zone NameThe value entered for the zone name is invalid.The zone name must be unique

About this Guide16 Embedded Web Server User Guide

Error Messages160 Embedded Web Server User GuideError 72: No Backup FRU The FRU cannot be swapped because a backup FRU is not installed.Insert a backu

Error Messages161Embedded Web Server User GuideError 79: FRU Failed The specified FRU has failed.Consult the installation/service manual for appropria

Error Messages162 Embedded Web Server User GuideError 91: E_Port Type ConfiguredPorts are not allowed to be configured as E_Ports in S/390 mode (FICON

Error Messages163Embedded Web Server User GuideError 106: Invalid Threshold ScopeThe scope of a threshold alert is not set to a valid state before the

Error Messages164 Embedded Web Server User GuideError 117: Port Speeds Cannot be Set at Higher Data Rate than Switch SpeedThis request cannot be compl

Error Messages165Embedded Web Server User GuideError 136: Invalid Number of Switch Membership List EntriesThe number of switch members submitted excee

Error Messages166 Embedded Web Server User GuideError 143: Domain RSCNs Must Be Enabled When Enterprise Fabric Mode ActiveThe user attempted to disabl

Error Messages167Embedded Web Server User GuideError 152: Invalid FICON Management Server StateThe request cannot be completed because the FICON MS st

Error Messages168 Embedded Web Server User GuideError 157: Access Control List is DisabledThe switch must be offline and Fabric Binding must be inacti

Error Messages169Embedded Web Server User GuideError 168: Duplicate member in the list The member is already in the list.Duplicate members are not all

17Embedded Web Server User Guide1IntroductionThis chapter provides an overview of the EWS and describes its user interface. This chapter includes the

Error Messages170 Embedded Web Server User GuideError 181: Preferred path must be disabled The Preferred Path feature must be disabled.Disable the Pre

Error Messages171Embedded Web Server User GuideError 210: Busy Processing Another RequestA different switch in the Fabric was busy processing another

Error Messages172 Embedded Web Server User GuideError 218: Invalid Port NumberThe value entered for the port number is invalidEnter a port number with

Error Messages173Embedded Web Server User GuideError 225: Argument Does Not Contain All USASCII CharactersThe argument contains non-USASCII characters

Error Messages174 Embedded Web Server User GuideError 232: Invalid Domain IDThe domainID parameter does not contain a valid value.For the appropriate

Error Messages175Embedded Web Server User GuideError 238: Invalid Feature KeyThe feature key entered is invalid.Verify that the feature key was entere

Error Messages176 Embedded Web Server User GuideError 245: Invalid increment valueThe increment value specified is not between 1 and 70560.Make sure t

Error Messages177Embedded Web Server User GuideError 253: Cannot Remove a Member Currently Interacting with the FabricCurrent members of the fabric mu

Error Messages178 Embedded Web Server User GuideError 264: The Preferred Path feature key is not installed The preferred path feature key must be inst

179Embedded Web Server User GuideIndexIndexIndex10-100 km column 32Aactivatingbeaconing 141zone sets 96active domain ID 109active zone set, descriptio

Introduction18 Embedded Web Server User GuideOverviewThe Embedded Web Server (EWS) is a web-based graphical user interface (GUI), based on HTML, that

Index180 Embedded Web Server User GuideCTP dump file 146Ddata field size 134date fields 37Date/Time tab view 37deactivatingbeaconing 141zone sets 96de

IndexEmbedded Web Server User Guide 181equipment symbols 12errorevent codes 127log, clearing 128, 130, 132, 133Error Detection Time Out Value. See E_D

Index182 Embedded Web Server User Guidehop counts 109hostbus adapter driver 85controlenable and disable 50OSMS 50HPauthorized reseller 15storage web s

IndexEmbedded Web Server User Guide 183node list 134Node List tab view 134nonvolatile random-access memory. See NVRAMnumber 103NVRAM 87Oofflinesetting

Index184 Embedded Web Server User Guidepriorityswitch 110productbeaconing 136cell, definition 111contact 36, 107description 35, 107EC level 108firmwar

IndexEmbedded Web Server User Guide 185clear for port 121counter 122port 121wraps 122status 113FAN 104FRU 107indicators 101product 100symbols 114stora

Index186 Embedded Web Server User GuideWwarningrack stability 14symbols on equipment 12web browsers 20, 27web sitesHP storage 15wraps, definition 122w

Introduction19Embedded Web Server User GuideUsing EWS to Perform TasksUsers can perform the following tasks using EWS: Display the properties and ope

© Copyright 2000–2004 Hewlett-Packard Development Company, L.P.Hewlett-Packard Company makes no warranty of any kind with regard to this material, inc

Introduction20 Embedded Web Server User Guide— Control product ports on an individual basis.— Troubleshoot problems using event log and error status i

Introduction21Embedded Web Server User GuideViewing the User InterfaceWhen the EWS interface opens, the default display is the View page. Figure 1 sho

Introduction22 Embedded Web Server User Guide— Operations — At the Operations page, the Director or Switch (default), Port, Maintenance, and Feature I

Introduction23Embedded Web Server User GuideBenefitsThe EWS interface provides the following benefits: Enables a single product to be managed from a

Introduction24 Embedded Web Server User GuideKey Terms This section provides key terms that will help you perform tasks, especially tasks such as zoni

Introduction25Embedded Web Server User GuideSuggested ReadingA book that can help you to prepare to install products and configure a SAN is the HP Sto

Introduction26 Embedded Web Server User GuideWhere to StartDepending upon whether the Hewlett-Packard product you purchased has already been installed

Introduction27Embedded Web Server User GuideStarting EWSOpen the EWS interface as follows:1. Ensure the workstation (or device you use to launch the w

Introduction28 Embedded Web Server User GuideNote: The default user name is available from the installation and service guide that was shipped with t

29Embedded Web Server User Guide2Configuring the ProductThis chapter describes how to configure an HP product using the EWS interface. These procedure

3Embedded Web Server User GuideContentsContentsAbout this Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring the Product30 Embedded Web Server User GuideFactory Default ValuesHP products on a SAN have preset, default configuration values that were

Configuring the Product31Embedded Web Server User GuideConfiguring PortsPerform procedures in this section to configure names and operating characteri

Configuring the Product32 Embedded Web Server User GuideFigure 4: Configure Ports tab viewa. For each port to be configured, type a port name of 24 a

Configuring the Product33Embedded Web Server User GuideYou can enable extended distance for a port even if it is not an extended distance port. Howeve

Configuring the Product34 Embedded Web Server User Guide4. If the product is offline, set the product online as follows:a. Choose Operations from the

Configuring the Product35Embedded Web Server User GuideConfiguring Product IdentificationPerform this procedure to configure the HP product’s name, de

Configuring the Product36 Embedded Web Server User Guidec. Type the product’s physical location (255 alphanumeric characters or less) in the Location

Configuring the Product37Embedded Web Server User GuideConfiguring Date and TimePerform this procedure to configure the effective date and time for th

Configuring the Product38 Embedded Web Server User GuideConfiguring Operating ParametersPerform this procedure to configure the product’s preferred do

Configuring the Product39Embedded Web Server User Guideb. At the Insistent Domain ID field, choose Enabled or Disabled. When this parameter is enabled

Contents4 Embedded Web Server User Guide2 Configuring the Product. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring the Product40 Embedded Web Server User GuideNote: Some older versions of EWS may show the Zoning Configuration Change RSCNs field for thi

Configuring the Product41Embedded Web Server User GuideConfiguring Fabric ParametersPerform this procedure to configure the fabric operating parameter

Configuring the Product42 Embedded Web Server User GuideFigure 8: Fabric Parameters tab viewa. At the BB_Credit field, type a value between 1 and 60.

Configuring the Product43Embedded Web Server User GuideNote: If the product is attached to a fabric element, the product and fabric element must be s

Configuring the Product44 Embedded Web Server User Guide— Open Fabric 1.0 — Choose this option for managing heterogeneous fabrics and if the product i

Configuring the Product45Embedded Web Server User GuideConfiguring Network InformationVerify the type of LAN installation with the customer’s network

Configuring the Product46 Embedded Web Server User GuideFigure 10: Network information message box4. Update the address resolution protocol (ARP) tab

Configuring the Product47Embedded Web Server User GuideConfiguring SNMPNote: The ability of the SNMP tab to configure SNMP depends on whether this li

Configuring the Product48 Embedded Web Server User Guidec. Select a Fibre Alliance Management Information Base (FA MIB) version in the FA MIB Version

Configuring the Product49Embedded Web Server User GuideEnabling or Disabling the CLIPerform this procedure to enable or disable the state of the produ

Contents5Embedded Web Server User GuideFabric Binding and the Enterprise Fabric Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72Switch

Configuring the Product50 Embedded Web Server User GuideEnabling or Disabling Host ControlPerform this procedure to enable or disable host control of

Configuring the Product51Embedded Web Server User GuideZoning Tab ViewThe functionality provided by the Zoning tab view is described in “Configuring Z

Configuring the Product52 Embedded Web Server User GuideConfiguring User RightsEWS has two login IDs, the administrator-level ID and the operator-leve

Configuring the Product53Embedded Web Server User Guidec. Type the administrator password again in the Confirm New Password field.4. For the Operator

Configuring the Product54 Embedded Web Server User GuideConfigure: Product Identification Available UnavailableConfigure: Product Date/Time Available

Configuring the Product55Embedded Web Server User GuideOperations: Maintenance Dump RetrievalAvailable UnavailableOperations: Maintenance Product Info

Configuring the Product56 Embedded Web Server User GuideBinding Ports to DevicesThe Port Binding tab view enables you to bind a specific switch or dir

Configuring the Product57Embedded Web Server User Guide5. Click the Activate button at the bottom of the screen.

Configuring the Product58 Embedded Web Server User GuideConfiguring Switch BindingSwitch Binding functionality enables you to identify the devices wit

Configuring the Product59Embedded Web Server User Guide WWNs can be added to the SBML without regard to whether Switch Binding is enabled or disabled

Contents6 Embedded Web Server User GuideParts of the Product Graphic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring the Product60 Embedded Web Server User GuideFigure 16: Configuring Switch Binding3. Enable or disable Switch Binding by selecting one of

Configuring the Product61Embedded Web Server User GuideConfiguring the Switch Binding Membership ListThe SBML contains the WWNs of devices that are al

Configuring the Product62 Embedded Web Server User GuideTo delete a member from the SBML, perform the following procedure:1. Select Configure from the

Configuring the Product63Embedded Web Server User GuideConfiguring Fabric BindingFabric Binding functionality, provided by the SANtegrity Binding feat

Configuring the Product64 Embedded Web Server User GuideEnable, Disable, and Online State FunctionsIn order for Fabric Binding to function, specific o

Configuring the Product65Embedded Web Server User GuideFigure 17: Configuring Fabric BindingThe Fabric Binding tab is divided into sections by the fo

Configuring the Product66 Embedded Web Server User Guide Actions to Modify the Pending Fabric Binding Membership List (FBML)—Enables you to modify th

Configuring the Product67Embedded Web Server User GuideNote: Fabric Binding is also enabled automatically, when the Enterprise Fabric Mode is enabled

Configuring the Product68 Embedded Web Server User Guide To populate the pending FBML with the active FBML list, see “Loading All Active FBML Members

Configuring the Product69Embedded Web Server User GuideNote: The added members of the pending FBML do not participate in Fabric Binding until the lis

Contents7Embedded Web Server User GuideActivating (Installing) Optional Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring the Product70 Embedded Web Server User GuideLoading Only Attached Members to the Pending FBMLAs an efficient starting point for populating

Configuring the Product71Embedded Web Server User GuideConfiguring Enterprise Fabric ModeSelect Configure from the navigation panel. Select the Securi

Configuring the Product72 Embedded Web Server User Guide “Domain RSCNs and the Enterprise Fabric Mode” on page 73 “Insistent Domain Identification (

Configuring the Product73Embedded Web Server User GuideIf Rerouting Delay is enabled, traffic ceases in the fabric for the time specified in the E_D_T

Configuring the Product74 Embedded Web Server User GuideConfiguring Open TrunkingThe Open Trunking page enables you to configure open trunking setting

Configuring the Product75Embedded Web Server User GuideNote: For the Director 2/140, ports are displayed through several pages in groups of 32. To co

Configuring the Product76 Embedded Web Server User GuideNote: Earlier versions of this dialog box may display Credit Starvation Threshold instead of

Configuring the Product77Embedded Web Server User GuideInstalling Feature KeysPerform this procedure to install one or more of the following optional

Configuring the Product78 Embedded Web Server User GuideThe feature key can be installed while the product is online, except in the following circumst

Configuring the Product79Embedded Web Server User GuideNote: When Activate is selected, all current features are removed and replaced with the featur

Contents8 Embedded Web Server User Guide33 Port List tab view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring the Product80 Embedded Web Server User Guide

81Embedded Web Server User Guide3Configuring ZonesThis chapter provides an overview of zoning and describes how to configure zones and zone sets. This

Configuring Zones82 Embedded Web Server User GuideUnderstanding ZoningDesigning zoning can be a complex task, especially for multiswitch fabrics. Cons

Configuring Zones83Embedded Web Server User Guide Create groups of devices that are separate from devices in the rest of a fabric. Zoning allows cert

Configuring Zones84 Embedded Web Server User Guide zoning throu gh a multiswitch fabricFigure 22: Zoning through a multiswitch fabricControlling Acce

Configuring Zones85Embedded Web Server User GuideControlling Access at the Server or Storage DeviceFeatures available at the server or storage device

Configuring Zones86 Embedded Web Server User Guide Is typically proprietary and protects only a specific vendor’s storage devices. Storage-level acce

Configuring Zones87Embedded Web Server User Guideconfigure for a zone varies according to the number of zones in the zone set, the length of the zone

Configuring Zones88 Embedded Web Server User GuideUsing Port NumbersTo identify a zone member by port number, use the domain identification number of

Configuring Zones89Embedded Web Server User Guide When no zone set is activated, then all devices are considered to be in the default zone. If a zo

9Embedded Web Server User GuideAbout This GuideAbout this GuideAbout this GuideThis user guide provides information to help you: Use the Embedded Web

Configuring Zones90 Embedded Web Server User GuideWhen fabrics join through an ISL, adjacent managed products exchange active zone configurations and

Configuring Zones91Embedded Web Server User GuideNote: If merging zones will result in segmented E_Ports and the fabrics will not join, you can join

Configuring Zones92 Embedded Web Server User GuideConfiguring, Adding, or Deleting ZonesPerform this procedure to configure, change, add, or delete zo

Configuring Zones93Embedded Web Server User Guide The first character of a zone set name must be a letter (A through Z or a through z). A zone set n

Configuring Zones94 Embedded Web Server User GuideFigure 24: Modify Zone tab viewRename the zone — To rename a configured zone, type the new name in

Configuring Zones95Embedded Web Server User Guide Add member by WWN — Type the WWN of a device in the World Wide Name field and click the adjacent Ad

Configuring Zones96 Embedded Web Server User GuideConfiguring Zone SetsPerform this procedure to configure, change, enable, or disable zone sets. A zo

Configuring Zones97Embedded Web Server User Guide Enable or disable default zone — To toggle (enable or disable) the default zone state, click Enable

Configuring Zones98 Embedded Web Server User Guide

99Embedded Web Server User Guide4Viewing Product and Fabric DataThis chapter describes how to use the Embedded Web Server to view information related