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InSpeed Model 375 SAN Storage Switch For Apple Computer Users embedded in the future of s t o r a g e...
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Information furnished by Vixel Corporation is believed to be accurate and reliable. However, no responsibility is assumed by Vixel Corporation for its use; or for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Vixel Corporation.
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Switch Applications ........3 Note: Important safety, electromagnetic compatibility, and regulatory information is contained in the Vixel Safety & Regulatory Guide. The installation and use of this product must be in accordance with the information provided in that guide. This guide is designed to provide users with the necessary information to install and manage the Vixel InSpeed™...
ODEL NTRODUCTION HA PT E R ’ UIDE EATURES The Vixel InSpeed™ SAN Storage Switch Model 375 has the following features: • High Performance Fibre Channel Switching: • Wire speed non-blocking Crossbar switch core • Single 20-port Vixel InSpeed SOC 320 ASIC with embedded SERDES •...
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WITCH PPLICATIONS The Vixel InSpeed™ SAN Storage Switch Model 375 is ideal for consolidation and shared storage pooling, high-performance shared tape library backup and recovery, server clustering, and streaming rich media applications. The following sections provide examples of these applications.
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™ SAN S IXEL PEED TORAGE WITCH ODEL NTRODUCTION HA PT E R ’ UIDE Figure 1-2 depicts a sample multiple switch storage consolidation configuration in which multiple servers communicate with storage devices and zoning is incorporated. The zoning in Figure 1-2 might be set up to configure a multiple operating system environment.
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™ SAN S IXEL PEED TORAGE WITCH ODEL NTRODUCTION HA PT E R ’ UIDE Rich Media For rich media applications, the switch provides improved storage and file sharing from a single storage pool for multiple workstations. Figure 1-4 depicts a sample rich media configuration. Figure 1-4: Rich media diagram Server Clustering In this configuration, the switch helps deliver improved application availability when combined...
Self-adhesive pads (4) • Retention clips (2), screws (4), and washers (4) for securing the power cords to the switch. • Vixel InSpeed™ SAN Storage Switch Model 375 Quick Install Card • Product Release Notes • Vixel Safety and Regulatory Guide •...
Note: Important safety, electromagnetic compatibility, and regulatory information is contained in the Vixel Safety & Regulatory Guide. The installation and use of this product must be in accordance with the information given in that guide. For information on environmental requirements, see “Operating Conditions” on page 62.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH NSTALLATION ’ UIDE Installing the Retention Clips (optional) The switch ships with two, optional retention clips to secure the power cords in each power supply/fan module’s power receptacle. Screws (4) and washers (4) are provided for the clips. To install the retention clip: 1.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH NSTALLATION ’ UIDE WITCH The switch incorporates four sets of Light-Emitting Diodes (LEDs) to indicate ethernet, switch, port, and power supply/fan module status: 1. Ethernet LEDs – two separate LEDs indicating the network connection status. 2.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH NSTALLATION ’ UIDE System LEDs The System LEDs indicate the switch’s status, independent of the port LEDs. Fault Power 2 Gb/s Switch Operational Figure 2-4: System LEDs System LEDs Indication Fault •...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH NSTALLATION ’ UIDE Port SFP Status Bypassed Indication (green LED) (yellow LED) Flashing Activity. Data is being transferred between the port and device. Normal operation but no activity. Port and device are fully operational.
The switch supports Small Form-Factor Pluggable (SFP) modules that comply with the SFP specification as produced by the MSA consortium and have passed Vixel’s qualification testing. The following manufacturers of 1-2Gb optical, shortwave SFPs are recommended: •...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH NSTALLATION ’ UIDE OOTING THE WITCH AND The following procedure is recommended when booting the switch and SAN. Before powering on the switch and SAN, read the Release Notes, included with the switch contents, to determine any modifications that may be required for a specific installation.
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UPPLY ODULE EPLACEMENT The Vixel InSpeed™ SAN Storage Switch Model 375 has hot-swappable power supply/fan modules for high availability. A power supply/fan module consists of an individual power supply and a fan bank consisting of three fans. The switch can run on one functioning power supply/fan module indefinitely, as long as the faulty power supply/fan module remains installed in the switch and there are at least two fans operational in each module’s fan bank.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE HAPTER WITCH ANAGEMENT Getting Started ......... 16 Managing the Switch ........21 Monitoring the Switch ........ 48 This chapter is divided into three sections providing information on how to manage and monitor the switch: •...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE ETTING TARTED This section explains how to configure the switch’s ethernet network settings prior to using the Web Manager. Once the switch’s network settings are configured, use the Web Manager to perform a quick switch setup.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Connecting to the Web Manager The Web Manager displays current port utilization and health, enables easy to use Port Smart Settings and One-Step Zoning, and several additional features discussed later in this chapter. Note: The Web Manager supports the Microsoft Internet Explorer version 5.5 or later web browser on Windows or Apple OS-X operating systems.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Command Button Description Reboot Resets the switch. Login/Logout Logs in to and out of the switch. Refresh Redraws the currently displayed web page. The expandable navigation menu provides several options for configuring and monitoring the switch.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Initial Switch Setup Once a network connection has been established with the switch and an instance of the Web Manager is open, some basic switch configuration tasks are recommended: •...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Step 3: Verify the Date and Time During the initial Web Manager session, the date and time for the switch are set based on the host system’s current settings. To view the current date and time: 1.
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ANAGING THE WITCH The Vixel InSpeed™ SAN Storage Switch Model 375 provides several options for managing and configuring the switch to meet the needs of the network environment. This section describes how to log in to the switch, configure switch and port settings, manage firmware and configuration files, and configure One-Step Zoning, Automatic Trunking, and Load Balancing.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Logging in to the Switch The Web Manager requires users to log in to the switch when changes are made to the switch’s configuration. Log in is not required for viewing switch information. To log in to the switch: 1.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE General Switch Settings The Switch Configuration page displays general settings and switch identification information. To view the Switch Configuration page, click Switch > Configuration. Figure 3-3: Switch Configuration page Switch Identification This section includes general switch identification information.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE To change the switch’s network location settings: 1. Click Switch > Configuration. 2. Enter the new value in the appropriate text box. 3. Click Submit. The Switch Configuration page displays the updated information. Version Information The different software and hardware versions include: Setting...
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Setting SNMP Traps Simple Network Management Protocol (SNMP) uses traps to transmit information to SNMP-based network administration programs. The Switch SNMP Trap Configuration page displays information on the switch’s current SNMP trap configuration. To view the SNMP trap configuration page, click Switch >...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Configuring Date and Time Settings The Switch Date & Time page displays the switch’s current date and time. During the initial Web Manager session, the date and time for the switch are set based on the host system’s current settings.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Changing the Password The Switch Password page enables users to change the password for modifying the switch’s configuration. The same password is used to access both the Web Manager and the CLI. Note: Until the default switch password is changed, any user with knowledge of the default password can make changes to the switch’s configuration.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Adjusting the Switch Thresholds The Switch Thresholds page displays a variety of switch threshold settings. Setting Description Ordered Set Error Threshold The maximum number of OS errors allowed in a 10-second interval before a port is bypassed.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Configuring the Port Smart Settings The Port Smart Settings page displays the current Smart Settings (configuration settings) assigned to each port and enables users to easily create and modify custom Smart Settings. To view the Port Smart Settings page: Click Port >...
Fabric Connection This Smart Setting is used when connecting a port to a Fabric switch. Only one connection from the Vixel InSpeed™ SAN Storage Switch Model 375 to a Fabric switch is valid. Tree Cascade This Smart Setting is used when connecting two or more switches together in a tree configuration.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE • When configuring multiple switches with a single cascade, use alternating ports. For example, connect the second switch using ports 1 and the third using ports 2 as shown in Figure 3-10.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE To create a custom Smart Setting based on an existing Smart Setting: 1. Select a Smart Setting from the list box that most closely matches the port settings that the new Smart Setting should have.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Port Information The following settings are available. Setting Description Smart Setting Name Displays the name of the Smart Setting. The Smart Setting name will automatically appear in the text box when selected in the scroll menu. Smart Setting Type The topology among switches for a port.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Change Notifications The following settings are available. Setting Description Stealth Intelligent Change Stealth Intelligent Change Manager provides stability and control over Manager change notification disruptions on a port basis. Options include: •...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Setting Description Clear on Stall In situations where the switch is operating in switching mode, some devices may fall into an operating mode where the device has opened a target but has not released the connection to the target.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Managing Firmware and Configuration Files The Switch Files page displays information on the switch’s firmware and configuration files. To view the firmware and configuration files, click Switch > Files. The Switch Files page appears.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE To select the alternate firmware version for the next boot: 1. Under Next Boot Firmware Version, select Use Alternate Version on Next Reboot. The alternate firmware version currently displayed will be loaded on the next boot cycle. 2.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE One-Step Zoning Zoning allows ports to be divided into multiple virtual zones (or work groups), similar to Virtual Local Area Networking (VLAN). By separating activity on the network, zoning also eliminates change notification propagation (change notifications that occur within one zone cannot propagate to other zones.) Use zoning to:...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE The Zone Initialization Master Port field displays the port number of the port that is currently assigned as the master for that particular zone. The Initialization Master is responsible for starting the change notification process in each zone.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Figure 3-14: Single switch zoning configuration Adding Devices to Multiple Zones In the previous example, each host only communicates with the devices in the same zone as the host.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE 3. Click Submit. Figure 3-16: Ports in Multiple Zones on the One-Step Zoning page Multiple Switch Zoning Zones can be configured across multiple switches using a similar procedure to a single switch. However, multiple-switch zoning requires some coordination between the switches.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE To configure multiple-switch zoning, do the following for each switch: 1. Plan which ports should belong in each zone. 2. From the One-Step Zoning page, select the appropriate ports for each zone. Switch B Switch A Figure 3-18: Zones Coordinated on Multiple Switches...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Connecting Ports Through Hard Zoning A Hard Zone can be used to add a separate 126 AL_PAs that operate in isolation from any other zone. A Hard Zone disables switching functionality and creates a shared connection between the ports in a zone topology, splitting the switch into multiple unique FC-AL zones.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Cascading Switches When multiple switches are connected, the connecting links between the switches are referred to as "cascades". There are two distinct cascade configurations to consider when configuring networks for optimal performance and connectivity: string cascades and tree cascades.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Automatic Trunking Multiple links between switches are called “trunks”. Trunks provide higher bandwidth across cascaded switches for systems incorporating multiple initiators. Each trunk can improve system throughput and provide “failover” capability. A maximum of 4 trunks between each switch is supported.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Load Balancing Load balancing builds on the Automatic Trunking functionality by specifying the path that the data uses to flow between multiple switches. Users can manage the switch’s aggregate bandwidth by manually distributing traffic across multiple cascade ports as shown below.
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The concept of "fairness" is based on the principle of ensuring fair device access and communication across all devices in a storage system. The switch incorporates fairness and prioritization through Vixel’s InSpeed technology and Automatic Trunking and Load Balancing functionality. In cooperation with each other, these features ensure even and equal access through multiple links fairly–effectively multiplying bandwidth.
ONITORING THE WITCH The Vixel InSpeed™ SAN Storage Switch Model 375 provides several options for monitoring the switch status and port information. This section describes how to view switch status, the event log, port information and utilization, and port diagnostics.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Item Status Indicators Power Supply #1 OK (green)–the power supply unit is working properly. Not Present (yellow)–the power supply/fan module has been removed. Fault (red)–the power supply unit has stopped operating. Verify that the power supply/fan module is properly seated in the switch.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Viewing the Event Log The Event Log contains a list of up to 3000 event log messages generated by the switch. The Switch Event Log page displays the event log messages with each message containing the following information: •...
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Viewing Port Information The Port Information page displays the Smart Settings, Serial ID (SID), and AL_PAs currently assigned to each port. Initiator AL_PAs are highlighted in blue to differentiate them from target AL_PAs.
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Viewing Port Utilization Port utilization measures the amount of traffic passing through a port over a period of time. For example, if an initiator is transmitting data to a target, the initiator port displays a port utilization value (%) while the target port does not.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Viewing Port Diagnostics This page displays diagnostic information pertaining to each port in the switch. Use the information provided on this page to diagnose abnormally high error counts on a particular port. To view the current diagnostic settings: Click Advanced Functions >...
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Statistic Description Bypass Port A single instance operation that forces a port into bypass mode. This feature may be used to diagnose device problems when a device is locked up or experiencing a high number of failures on a port.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Viewing Ordered Sets This page displays the Ordered Sets that are being transmitted on the switch for each port since the last time the page was displayed. Ordered Sets are used when communicating data across networks to indicate actions, events, or status regarding the data.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER WITCH ANAGEMENT ’ UIDE Detection Indication F7 Initialization A port is in the non-participating mode and is attempting to win arbitration and begin initialization, possibly because the port was reset or is powering up. Sometimes the port is sending this sequence to another hot-cascaded switch, like a new initiator being inserted in the network.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER ECHNICAL EFERENCE ’ UIDE ROUBLESHOOTING ANAGEMENT ONNECTIONS Problem Recommended Action Serial cable installed 1) Cycle power by reinstalling the power cord. but connection does 2) Check the terminal emulation program’s serial port parameters. not appear on terminal 3) Replace the serial cable.
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™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER ECHNICAL EFERENCE ’ UIDE EFAULT MART ETTING TTRIBUTES Smart Setting Initiator Initiator Target Fabric Tree String String String String or Target with with Connection Cascade Cascade- Cascade- Cascade- Cascade- Name Stealth Stealth -Trunk 1 -Trunk 2...
™ SAN S IXEL PEED TORAGE WITCH ODEL HAPTER ECHNICAL EFERENCE ’ UIDE IBRE HANNEL EFERENCES The following books give useful information about Fibre Channel. • Alan F. Benner, Fibre Channel. McGraw-Hill, 1996. ISBN 0-07-005669-2. • Tom Clark, Designing Storage Area Networks. Addison Wesley Longman, 1999, ISBN 0-201-61584-3.
™ SAN S IXEL PEED TORAGE WITCH ODEL PPENDIX PECIFICATIONS ’ UIDE Specifications PPENDIX WITCH PECIFICATIONS Number of Ports Operating Rate All ports operate at 1.0625 or 2.125 Gbps (selectable) Port Media Type Enclosure 1U full-rack form-factor Management Interface RS-232 or 10/100 Ethernet Operating Mode Switching or Non-switching modes Configurability...
™ SAN S B CLI Q IXEL PEED TORAGE WITCH ODEL PPENDIX UICK EFERENCE ’ UIDE CLI Quick Reference PPENDIX Connecting to the CLI .......... 63 Logging In and Out ..........63 Using the CLI ............64 Frequent Switch Configuration Tasks ...... 64 CLI Commands ...........
™ SAN S B CLI Q IXEL PEED TORAGE WITCH ODEL PPENDIX UICK EFERENCE ’ UIDE SING THE The CLI enables users to monitor and change system and port configurations, configure One-Step Zoning, Automatic Trunking, Load Balancing, and event reporting parameters, and download and install firmware.
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’ UIDE CLI C OMMANDS All of the CLI commands for the Vixel InSpeed™ SAN Storage Switch Model 375 are shown below in a tree diagram. Using the “help” command at the command line may provide additional information. root -->...
™ SAN S IXEL PEED TORAGE WITCH ODEL PPENDIX VENT ESSAGES ’ UIDE Event Messages PPENDIX The event messages for the switch are listed below. For explanations, contact a customer service representative. The message’s applicable severity level as defined below is also provided. Severity Severity Description...
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™ SAN S IXEL PEED TORAGE WITCH ODEL PPENDIX VENT ESSAGES ’ UIDE Event Event Message Severity PORT CRC Error detected in frame PORT did not receive LIPF7) within timeout PORT is ready to be inserted Segment stall on PORT # NOTIFY Bad Open on PORT # Error during Port Disc.
™ SAN S D AL_PA C IXEL PEED TORAGE WITCH ODEL PPENDIX ROSS EFERENCES ’ UIDE AL_PA Cross References PPENDIX Arbitrated Loop Physical Addresses AL_PA AL_PA ID AL_PA AL_PA ID AL_PA AL_PA ID (hex) (hex) (decimal) (hex) (hex) (decimal) (hex) (hex) (decimal) EMBEDDED IN THE FUTURE OF STORAGE...
™ SAN S IXEL PEED TORAGE WITCH ODEL PPENDIX LOSSARY ’ UIDE Glossary PPENDIX AL_PA or Arbitrated A one-byte value used to identify a port in an Arbitrated Loop topology. The Loop Physical Address value of the AL_PA corresponds to bits 7:0 of the 24-bit Native Address Identifier.
™ SAN S IXEL PEED TORAGE WITCH ODEL NDEX ’ UIDE Index changing versions 37 loading 36 AL_PA Cross References 68 AL_PA zoning 42 glossary 69 Bad Device Recovery policy 34 Bad Zone Recovery policy 42 hard zoning 43 Blocking ARB 24 Bypass on Clock Delta policy 35 Initialization Master 39 Bypass on CRC Error policy 35...
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™ SAN S IXEL PEED TORAGE WITCH ODEL NDEX ’ UIDE Change Notification on Insertion 34 Target with Stealth 30 Change Notification on Removal 34 Tree Cascade 30 Clear on Stall 35 SNMP traps 25 Port Test Before Insert (PTBI) 33 speed, operating 24 port String Cascade Smart Setting 30...
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™ SAN S IXEL PEED TORAGE WITCH ODEL NDEX ’ UIDE UL guidelines 7 unpacking the switch 6 version information 24 viewing event log 50 ordered sets 55 port diagnostics 53 port information 51 port utilization 52 switch status 48 Web Manager 15 agent up time 24 automatic trunking 45...
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