Manuale d’uso / di manutenzione del prodotto 375 del fabbricante Emulex
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User’ s Guide Emulex ® Model 375 SAN Storage Switch F or Apple Computer User s 00041392-002 Rev . B.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E E MULEX C ORPORATION I P ART N UMBE R 0004 1392-002 R EV . B © 2004 Emulex Corporat ion. All rights r eserved. Emule x and Vixel ar e register ed tradem arks, an d InS peed an d Fibre S py are tr ademarks , of Emule x Corpora tion.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E T ABLE OF C ONT ENTS E MULEX C ORPORATION II P ART N UMBE R 0004 1392-002 R EV . B T able of Co ntent s Table o f Contents ....... ....... .......... .......... ......... .......... .......
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPT ER 1: I NTRODUCTION E MULEX C ORPORATION 1 P ART N UMBE R 0004 1392-002 R EV . B C HAPTER 1I NTRODUCT ION This guide i s designed t.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPT ER 1: I NTRODUCTION E MULEX C ORPORATION 2 P ART N UMBE R 0004 1392-002 R EV . B F EATURES The Emulex M odel 375 SAN S torage Switc.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPT ER 1: I NTRODUCTION E MULEX C ORPORATION 3 P ART N UMBE R 0004 1392-002 R EV . B S WITCH A PPLI CATION S The Emulex M odel 375 SAN .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPT ER 1: I NTRODUCTION E MULEX C ORPORATION 4 P ART N UMBE R 0004 1392-002 R EV . B Figure 1-2 depicts a sample multiple switch s torage consol idatio n configuration in whic h multiple servers communicate with sto rage devices and zoning is incorporated.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPT ER 1: I NTRODUCTION E MULEX C ORPORATION 5 P ART N UMBE R 0004 1392-002 R EV . B Rich Media For rich media appli cations, the switch prov ides improved storage a nd file sharing from a single storage pool for multipl e workstations.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 6 P ART N UMBE R 0004 1392-002 R EV . B C HAPTER 2S WITCH I NST ALL ATION I NST ALLAT ION P REP ARATION After receiving the switc h, perform the following steps to ensu re that the switch and other contents arrived safely .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 7 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 8 P ART N UMBE R 0004 1392-002 R EV . B Inst alling the Retention Cl ip s (optional) The switch s hips with two, optional retention clips to secure the power cords in eac h power supply/fan module’s power receptacle.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 9 P ART N UMBE R 0004 1392-002 R EV . B S WITCH LED S The switch i ncorporates four sets of Light-Emittin g Diodes (LEDs) to indicate ethernet, switch, port, and power supply/fa n module status: 1.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 10 P ART N UMBE R 0004 1392-002 R EV . B System LEDs The System L EDs indicate the switch’s status, independent of the por t LEDs.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 11 P ART N UMBE R 0004 1392-002 R EV . B Power Su pply/Fan Module LED The switch uses two p ower supply/fan modules to guar antee high availability wi th failover .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 12 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 13 P ART N UMBE R 0004 1392-002 R EV . B B OOT ING THE S WITCH AND SA N The following proc edure is recommended when bo oting the switch and SAN.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 2: S WIT CH I NSTALL ATION E MULEX C ORPORATION 14 P ART N UMBE R 0004 1392-002 R EV . B P OWER S UPP LY /F AN M ODULE R EPLACEM ENT The Emulex® Model 375 SAN S torage Switch has ho t-swappable power supply/fan modules for high availability .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 15 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 16 P ART N UMBE R 0004 1392-002 R EV . B G ETTING S TA R T E D This sect ion explains how to configur e the switch ’s ethernet network settings prior to usi ng the W eb Manager .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 17 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 18 P ART N UMBE R 0004 1392-002 R EV . B The expandable navi gation menu provides several optio ns for con figuring and monitori ng the switch.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 19 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 20 P ART N UMBE R 0004 1392-002 R EV . B St ep 3: V erify the Dat e and Time During the initial Web Manager session, the date and time fo r the switch are set based on the host system ’ s curr ent settings.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 21 P ART N UMBE R 0004 1392-002 R EV . B M ANAGING THE S WITCH The Emulex® Model 375 SAN S torage Switch provides sever al options for managin g and configuring the switch to meet the ne eds of the network environmen t.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 22 P ART N UMBE R 0004 1392-002 R EV . B Logging i n to the Switch The Web Manager requires us ers to log in to the switch when c hanges are made to the switch’s configuration.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 23 P ART N UMBE R 0004 1392-002 R EV . B General Switch S ettings The Switch Configura tion page displays general setti ngs and switch identifi cation information.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 24 P ART N UMBE R 0004 1392-002 R EV . B T o chang e the switch’ s network location settin gs: 1. Click Switch > Conf iguration .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 25 P ART N UMBE R 0004 1392-002 R EV . B Setting S NMP T ra p s Simple Network Management Protocol (SNMP ) uses traps to transmit information to SNMP -based network administr ation programs.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 26 P ART N UMBE R 0004 1392-002 R EV . B Configuring Date and Time Settings The Switch Date & Time page displays the switch’s current date and time.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 27 P ART N UMBE R 0004 1392-002 R EV . B Changing the Password The Switch Pa ssword page enables users to change the password for modifying the s witch’s configuration.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 28 P ART N UMBE R 0004 1392-002 R EV . B Adjusting the Switch Thresholds The Switch Thre sholds page displays a v ariety of switch thresho ld settings.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 29 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 30 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 31 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 32 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 33 P ART N UMBE R 0004 1392-002 R EV . B Port Informa tion The following settings are available. Pre-Inse rtion T esti ng The following settings are available.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 34 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 35 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 36 P ART N UMBE R 0004 1392-002 R EV . B Diagnosti cs The following settings are available. Setting Description Port Contro l The method for control ling a port.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 37 P ART N UMBE R 0004 1392-002 R EV . B Managing Firm ware and Con figuration Fi les The Switch File s page displays info rmation on the switch’s firmware and confi guration files.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 38 P ART N UMBE R 0004 1392-002 R EV . B T o select the alternate firmware version for the next boot: 1. Under Next Boot Firmwar e V ersion, select Use Alternate V ersion on Next Reb oot .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 39 P ART N UMBE R 0004 1392-002 R EV . B One-Step Zoning Zoning allows port s to be di vided into multiple v irtual zones (or work gr oups), similar to Virtual Local Area Networking (V LAN).
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 40 P ART N UMBE R 0004 1392-002 R EV . B The Zone Initia lization Mast er Port field dis plays the port number of the port that is currently assigned as the master for that particula r zone.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 41 P ART N UMBE R 0004 1392-002 R EV . B Adding Devices to Multiple Zones In the previous exam ple, each host only com municate s with the devices in the same zone as the host.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 42 P ART N UMBE R 0004 1392-002 R EV . B 3. Click Subm it . Multiple Switch Zoning Zones can be confi gured across multiple sw itches using a simila r procedure to a single switch .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 43 P ART N UMBE R 0004 1392-002 R EV . B T o configure mu ltiple-switch zoning, do the following for each switch: 1. Plan which ports should belong in each zone.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 44 P ART N UMBE R 0004 1392-002 R EV . B Connecting Port s Through Hard Zoning A Hard Zone ca n be used to add a separate 126 AL_P As that operate in isol ation from any other z one.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 45 P ART N UMBE R 0004 1392-002 R EV . B Cascading Switches When multiple s witches are connec ted, the connecting links between the switches are referred to as "cascades".
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 46 P ART N UMBE R 0004 1392-002 R EV . B Automatic T runking Multiple link s between switches are called “trunks”. Trunks provide higher bandwidth across cascaded switches for sys tems incorporating multiple initiators.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 47 P ART N UMBE R 0004 1392-002 R EV . B T o assign p ort s to trunk groups: 1. Click Advanced Functions > Automatic T runking . The Automatic T runking page appears.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 48 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 49 P ART N UMBE R 0004 1392-002 R EV . B Fairness and Prioritization The concept of " fairness" is based on the principle of ensuring fair device ac cess and co mmunication across all dev ices in a storage sys tem.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 50 P ART N UMBE R 0004 1392-002 R EV . B Switch Information Current status is provided for the fol lowing items. Item St atu s Indica tors Switch S t atus • OK (gre en)–the s witch unit is operatin g normally .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 51 P ART N UMBE R 0004 1392-002 R EV . B Port Utilization and Health Port utiliza tion measures the amoun t of traffic passing into a port over a period of time.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 52 P ART N UMBE R 0004 1392-002 R EV . B Vi ewing the Event Lo g The Event Log contains a li st of up to 3000 event log mes sages generated by the switc h.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 53 P ART N UMBE R 0004 1392-002 R EV . B Vi ewing Port Informatio n The Port Information page displays the Sma rt Settings, Serial ID (SID), and A L_P As currently as signed to each port.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 54 P ART N UMBE R 0004 1392-002 R EV . B Vi ewing Port Utiliz ation Port utilization measures the am ount of traffic passing through a p ort over a per iod of time.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 55 P ART N UMBE R 0004 1392-002 R EV . B Vi ew ing Port Diagnostics This page displays di agnostic informatio n pert a ining to each port in the sw itch.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 56 P ART N UMBE R 0004 1392-002 R EV . B T o save diagnostic information: 1. Click Upload to save the cur rent diagnostics to th e host system.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 57 P ART N UMBE R 0004 1392-002 R EV . B V iewing Order ed Set s This page displays the Ordered Sets that ar e being transmitted on the switch for each po rt since the last time the page was displayed.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 3: S WIT CH M ANAG EMENT E MULEX C ORPORATION 58 P ART N UMBE R 0004 1392-002 R EV . B F7 Init ializa tion A por t is i n the non -participating mode a nd is a ttempting to win arbitrat ion and begin ini tializa tion, possibl y because the port was reset or is powering up .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 4: T ECHNICAL R EFERENCE E MULEX C ORPORATION 59 P ART N UMBE R 0004 1392-002 R EV . B C HAPTER 4T ECHNICA L R EFER ENCE T RO UBLESHOOTIN G D EVICE C ONNE CTIONS T roublesh ooting Device Connections .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 4: T ECHNICAL R EFERENCE E MULEX C ORPORATION 60 P ART N UMBE R 0004 1392-002 R EV . B T RO UBLESHOOTIN G M ANAGEME NT C ONNECTIONS P ORT B YP ASS C ONDIT IONS AND R EC OVERY Problem Recomm ended Act ion Seria l cable inst alle d but conn ection doe s not ap pear on termina l 1.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 4: T ECHNICAL R EFERENCE E MULEX C ORPORATION 61 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E C HAPTER 4: T ECHNICAL R EFERENCE E MULEX C ORPORATION 62 P ART N UMBE R 0004 1392-002 R EV . B F IBRE C HAN NEL R EFERE NCES The following bo oks give useful informati on about Fibre Channel.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPEN DIXES E MULEX C ORPORATION 63 P ART N UMBE R 0004 1392-002 R EV . B Appendixes.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX A: S PECIFICATIONS E MULEX C ORPORATION 64 P ART N UMBE R 0004 1392-002 R EV . B A PPENDI X A S pecifications S WITCH S PECIFICATIONS O PERATING C ONDIT IONS The switch must be op erated in a clean, dry envi ronment with unrestricted airflow .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX B: CLI Q UICK R EFERENCE E MULEX C ORPORATION 65 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX B: CLI Q UICK R EFERENCE E MULEX C ORPORATION 66 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX B: CLI Q UICK R EFERENCE E MULEX C ORPORATION 67 P ART N UMBE R 0004 1392-002 R EV . B CLI C OMMAN DS All of the CLI comman ds for the Emulex® Mod el 375 SAN S torage Switch are sho wn below in a tree diagram.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX C: E VENT M ESSAGES E MULEX C ORPORATION 68 P ART N UMBE R 0004 1392-002 R EV . B A PPENDI X C Event Me ssages The event mess ages for the switch are li sted below . For explanations , contact a customer service representative.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX C: E VENT M ESSAGES E MULEX C ORPORATION 69 P ART N UMBE R 0004 1392-002 R EV . B 82 PORT is ready to be in serted DBG 83 Segment stall on P ORT # NOT IFY 84 Bad Op en on PORT # WRN 85 Error during Port Disc.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX D: AL_P A C ROSS R EFERENCES E MULEX C ORPORATION 70 P ART N UMBE R 0004 1392-002 R EV .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E A PPENDIX E: G LOSSARY E MULEX C ORPORATION 71 P ART N UMBE R 0004 1392-002 R EV . B A PPENDI X E Gl ossary AL_P A or Arbitrated Loop Ph ysical Address A one-b yte value use d to identi fy a port in an Arbitrated Lo op topolo gy .
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E I NDEX E MULEX C ORPORATION 72 P ART N UMBE R 0004 1392-002 R EV . B Index A AL_PA Cross Refer ences 70 AL_PA zoning 43 B Bad Device Rec o.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E I NDEX E MULEX C ORPORATION 73 P ART N UMBE R 0004 1392-002 R EV . B M managing the switc h 21 monitoring the switch 49 N network interfac.
E MULEX M OD EL 375 SAN S TORAGE S WI TCH U SER ’ S G UID E I NDEX E MULEX C ORPORATION 74 P ART N UMBE R 0004 1392-002 R EV . B LEDs 9 load balancing 47 management 15 , 21 monitoring 49 network set.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Emulex 375 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Emulex 375 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Emulex 375 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Emulex 375 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Emulex 375, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Emulex 375.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Emulex 375. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Emulex 375 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
