Manuale d’uso / di manutenzione del prodotto CGS 2520 del fabbricante Cisco Systems
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THE SPECIFICATION S AND INFORMAT ION REGARDING THE PRODUCTS IN THIS MA NUAL ARE SUBJ ECT TO CHANGE WITHOUT NOT ICE. ALL STATEMENTS , INFORMATION, AND RECOMMEN DATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESEN TED WITHOU T WARRANTY OF ANY KIND, EX PRESS OR IMPLIED.
iii Cisco CGS 2520 Hardware Installation Guide OL-31444-01 CONTENTS Preface vii Related Publication s i-viii Obtaining Documentation and Submitting a Serv ice Request i-viii CHAPTER 1 Product Overview.
Contents iv Cisco CGS 2520 Hardware Installation Guide OL-31444-01 CHAPTER 2 Switch Installation 2-1 Warnings 2-1 Installation Guidelines 2-3 Verifying Switch Operation 2-3 Installing the Switch 2-4 M.
Contents v Cisco CGS 2520 Hardware Installation Guide OL-31444-01 CHAPTER 4 Troubleshooting 4-1 Diagnosing Problems 4-1 Switch POST Results 4-1 Switch LEDs 4-1 Switch Connections 4-2 Bad or Damaged Ca.
Contents vi Cisco CGS 2520 Hardware Installation Guide OL-31444-01 APPENDIX C Configuring the Switch with the CLI Setup Program C-1 Accessing the CLI Through the Console Port C-1 RJ-45 Console Port C-.
vii Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Preface This guide descri bes the hardware features of the Cisco Connected Grid Switch (CGS) 2520 . It describes the physical an d performance characteristics of the switch, e xplains ho w to install it, and provides troubleshooting i nformation.
viii Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Preface Related Publications Related Publications http://www .cisco .com/go/cgs2520_d ocs Note Before installing, conf iguring, or upg rading th e switch, see the release note s on Cisco.com for the latest information.
CH A P T E R 1-1 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 1 Product Overview The Cisco CGS 2520 switches, also referred to as the switch , are Ethernet switches that you can connect dev.
1-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview Switch Models Switch Models Note The information in this document re garding China sw itches (part numbers ending with -C, for e xample, PWR-RGD-AC-DC-C) are ident ical to the n o n-China swit ches, e xcept whe re specif ied.
1-3 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view Ports The100 Mb/s SFP ports and the 10/100B ASE-T PoE+ port s are grouped in pairs. The first member of the pair (port 1) is abo ve t he second member (port 2 ) on the left.
1-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview Ports 10/100BASE-T Ports Y ou can set the 10/100B ASE-T ports on the switch to operate in an y combination of half duplex, fu ll duple x, or 10 or 100 Mb/s. Y ou can set the ports for speed and duple x auto-negotiation.
1-5 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view Ports Note The output of the PoE+ ci rcuit has been e v aluated as a Limited Po wer Source (LPS) per IEC 60950-1. Dual-Purpose Gigabit Ethernet Ports Y ou can configure the dual-purpose ports on the sw itch as either 10/100/ 1000 ports or as SFP module ports.
1-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview Ports For information about SFP modules, see your SFP module documentation and the “Installing an d Removing SFP Modules” sect ion on page 2-19 .
1-7 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view Ports Y o u can order this cable (part number CAB-SFP-50CM=). Power-Input Terminal The po wer-input terminal prov ides screw termi nal s for the A C and DC powe r connections.
1-8 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview LEDs Management Ports Y ou can connect the switch to a PC running Microsoft W indows or to a terminal serv er through either the RJ-45 console port or the USB console port.
1-9 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view LEDs • SD Flash Memory Card LED, page 1-12 • Po wer Supply-Side LEDs, page 1-14 Switch Panel LEDs Figur e 1 .
1-10 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview LEDs Power Supply Module LEDs The switch po wer supply modul e LEDs are labeled PSU1 an d PSU2 (on the switch ) and PSU OK (on the power supply module). They sho w whether po wer supply modules 1 and 2 are receiving po wer .
1-11 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view LEDs Port LEDs RJ-45 ports and SFP module slots ha ve por t LEDs. Po rt LEDs, as a group or individually , provide information abou t the switch and abo ut the indi vidual ports.
1-12 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview SD Flash Memory Card Dual-Purpose Port LEDs The dual-purpose port LEDs iden tify the connection as either a copper -based connector or an SFP module.
1-13 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view Power Supply Side Figur e 1 -7 Switc h with On e P ow er Supply Module Figur e 1 -8 Switc h with Bo th P o wer Supply Modules For a descriptio n of the PSU OK LED, see T able 1-4 on page 1-10 .
1-14 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview Power Supply Side Power Supply-Side LEDs Figur e 1 -9 Switc h LEDs Power Supply Features The switch has two slots.
1-15 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 1 Product Over view Management Options • T wo low-v oltage DC • One high-v oltage A C or DC and one low-v oltage DC For informa.
1-16 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 1 Product Overview Management Options • Cisco Config uration Engine The Cisco Config uration Engine automates initial conf igurations and config uration updates.
CH A P T E R 2-1 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 2 Switch Installation This chapter contains t he steps to install the switch .
2-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Warnings War ni n g This unit is intend ed for installation in restricted access are as. A restricted access area can b e accessed only through the use of a special too l, lock and key , or other means of security .
2-3 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installation Guidelines War ni n g T o prevent airflow restriction , allow clearance around the ventilation openings to be at least: 1.
2-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Installing the Switch The follo wing installatio n information is co vered in t his sect.
2-5 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figure 2-2 sho ws the 23-inch rack mounting bracke ts. Figur e 2-2 23-inch Mounting Brac k ets Figure 2-3 sho ws the ETSI rack mounting brackets.
2-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-4 Attac hing Br ack ets for 19-Inc h Rac ks 1 Mid-mount positi on 3 Cable-side.
2-7 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figur e 2-5 Attac hing Br ack ets for 19-Inc h Rac ks Attaching Brackets for 19-I nch Ra.
2-8 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-6 Inserting the Rubber Plugs 1 Rubber pl ug 3 Cable-side mounting position 2 M.
2-9 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figur e 2-7 Inserting the Rubber Plugs Step 3 Use a scre wdri ver or pen to completely push in the rubber plugs. Figure 2-8 shows a close-up of the rubber plug and how they are inserted into the m ount ing holes.
2-10 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figure 2-8 Inserting th e Rubber Plugs (detail) Step 4 Install the brackets on both sides of the switch as sho wn in Figure 2-9 and Figure 2-10 .
2-11 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figur e 2-9 Attac hing Br ack ets for 19-Inc h Rac ks 1 Mid-mount positi on 3 Cable-sid.
2-12 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figure 2-1 0 Attac hing Brac kets for 1 9-Inch Racks Note For IP-30 co mpliance: If you.
2-13 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figure 2-1 1 Attac hing Brac k e ts for 23-Inc h Racks Note For IP-30 complian ce: If you use 23-inch brackets, you can insert the rubber plugs in the same holes as sho wn in Figure 2-7 or Figure 2 -8 before installing the brackets.
2-14 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figure 2-12 Attac hing Brac k e ts for ETSI Rac ks Note For IP-30 co mpliance: If you use ETSI brack ets, you can insert the rub ber plugs in the same holes as sho wn in Figure 2-7 or Figure 2 -8 before installing the brackets.
2-15 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Mounting the Switch into a Rack After you attach the brack ets onto the switch, use the four supp lied number -12 Phillips machine scre ws to attach the brackets to the rack as shown in Figure 2-13 .
2-16 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Wall-Mounting The follo wing step s are co vered in this section: • Attaching Bracket.
2-17 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing the Switch Figur e 2-14 Attac h ing 19-inc h Rack Brac k et s for W all Mounting Wall-Mounting (for IP-30 Compliance) Follo w these steps to mount the switch onto a wall and conform to IP-30 Compli ance reg ulations.
2-18 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing the Switch Figure 2-15 Inserting the Rubber Plugs int o the S witch Ho les Step 3 Install the brackets on bot h sides of the switch (see Figure 2- 16 ).
2-19 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Installing and Removing SFP Modu les Installing and Removing SFP Modules Small-form-fact or pluggable (SFP) modules provide th e uplink optical interfaces, laser send (TX) and laser recei ve (RX).
2-20 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Installing and Remo ving SFP Modules Figur e 2-1 7 Installing an SFP Module Removing SFP Modules This section describes ho w to replace small-form -factor pluggable (SFP) modules.
2-21 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Inserting and Removing the SFP Mo dule Patch Cable Figur e 2-18 Removing a Bale Clasp Latch SFP Module Step 5 Grasp the SFP module, and carefully remov e it from the slot.
2-22 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Replacing the SD Flash Memor y Card Figur e 2-20 Connecting T wo S wit ches with an SFP Mo dule P atch Cable Removing the SFP Module Patch Cable T o remove an SFP module patch cable from the SFP modu le slot, release the connector , and pull it from the slot.
2-23 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Replacing the SD Flash Me mory Card Figur e 2-21 Loosening the Captiv e Scr ew Step 3 Pull the co ver open, and pul l the c ov er tabs from the hinge (see Figure 2-22 ).
2-24 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Connecting Devices to the Eth ernet Ports Figur e 2-23 Removing th e SD Flash Memory Card . Step 5 Push the replacement card (upside do wn) into the slo t , and press it firmly in place.
2-25 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 2 Switch Installation Connecting De vices to the Ethernet Ports Connecting to the 10/100 and 10/100/1000 Ports The 10/100 and 10/100/100 0 Ethernet ports use standard RJ-45 connecto rs with Ethernet pinouts.
2-26 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 2 Switch Installatio n Where to Go Ne xt Y o u can use this application to calculate the power su pply requirements for a specif ic PoE conf iguration. The results sho w output current, output po wer , and heat dissipati on.
CH A P T E R 3-1 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 3 Power Supply Installation This chapter describes ho w to remov e and install a ne w or replacement po wer supply . Y our switch ships with at least one installed po wer supply module (A C or DC, depending on your order).
3-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-1 PWR-RGD-A C-DC Po we r Supply Module Figur e 3-2 PWR-RGD-L OW -DC P ower Supply Module For a description of the PSU OK LEDs, see the “Po wer Supply Module LEDs” section on page 1-10 .
3-3 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 3 Power Supply Installation Power Supply Module Installation Installation Guidelines Observe these g uidelines when removi ng or installing a po wer supply module: A power supp ly module that is only pa rtially connected to the switch disrupts th e system operation.
3-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation – Ring terminal (such as T yco part number 2-3415 8-1 for 16 – 14 .
3-5 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 3 Power Supply Installation Power Supply Module Installation Follo w these steps to install a dual-hole lug on the switch.
3-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Step 5 Use a ratcheting torque scre wdrive r to tighten the ground scre ws to 30 in-lb (± 2 in-lb).
3-7 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 3 Power Supply Installation Power Supply Module Installation Figure 3-8 Insert the P ower Supply Module Step 4 Use a ratcheting torque scre wdri ver to torque each scre w to 8–10 in-lb .
3-8 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-9 Opening the P o w er -Inpu t T er minal Cover The terminal screws labels are on the power -input term inal cover (see Figure 3-10 ).
3-9 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 3 Power Supply Installation Power Supply Module Installation Note The power supp ly module 1 connection is labeled PSU 1, and th e po wer supply module 2 connection is labeled PSU2. Make sure that you connect the wi res to the correct terminal scre ws.
3-10 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-12 Cr imping the Spade T er minal Lug Step 6 Loosen the ter minal screw , and slide the terminal under the scre w and washer (see Figure 3-14 ).
3-11 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 3 Power Supply Installation Removing the Power Supply Module Note If you ha ve a lo w-voltage DC po wer supply module, connect the wires to the terminals labeled Lo . If you hav e a high-v oltage DC po wer supply module, connect the wires to the terminals l abeled Hi .
3-12 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 3 Powe r Supply Installation Removing the Powe r Supply Module Step 1 W e recommend that power be OFF at the A C or DC ci rcuits. Locate the circuit break ers, turn them OFF and tape them in the OFF positi on.
CH A P T E R 4-1 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 4 Troubleshooting This chapter contains the following topics: • Diagnosing Problems, page 4-1 • Resetting the Switch to the.
4-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 4 Tro ubleshooting Diagnosing Prob lems Switch Connections • Bad or Damaged Cabl e, page 4-2 • Ethernet and Fiber -Optic Cables, .
4-3 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 4 Troubleshooting Diagnosing Problems • Make sure that both ends of the cab le are connected to the correct ports. • V erify that both de vices ha ve powe r . • V erify that you are using the correct cable type.
4-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 4 Tro ubleshooting Diagnosing Prob lems Interface Settings V erify that the interface is not disabl ed or po wered of f. If an interface is manually shut do wn on either side of the link, it does no t come up until you re-enable the interf ace.
4-5 Cisco CGS 2520 Hardware Installation Gui de OL-31444-01 Chapter 4 Troubleshooting Diagnosing Problems Auto-Negotiation and Ne twork Interface Cards Problems sometimes occur between the switch and thi rd-party network in terface cards (NICs). By default, th e switch ports and interf aces autoneg otiate.
4-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Chapter 4 Tro ubleshooting Resetting the Switch to th e Factory Default Settings Resetting the Switch to the Factory Default Settings Follo w these steps to return your switch to the factory def ault settings.
A-1 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 APPENDIX A Technical Specifications This appendix contain s the follo wing topics: • Switch Specifications, page A-1 • Po wer Supply Modu.
A-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix A Technical Specific ations Switch Specifications T able A -2 Specifications for the Cisco CG S-2520-16S-8PC Switc h (PWR-RGD-AC-DC).
A-3 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix A Technical Specifications Switch Spec ifications Pow er consumption with two PWR-RGD-LO W -DC power -supply modules 37.1W , 127 BTU per hour , power r ating 0.037 KV A @ 24Vdc Pow er consumption with two PWR-RGD-LO W -DC power -supply modules wi th 8 ports PoE 181.
A-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix A Technical Specific ations Power Supply Module Specifications Power Supply Module Specifications T able A -6 En vir onmental and Ph.
B-1 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 APPENDIX B Connector and Cab le Specifications This appendix contain s the follo wing topics: • Connector Specif ications, page B-1 • Cab.
B-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connec tor and Cable Sp ecifications Connector Specifications When connecting 10/100 ports to de vices such as servers, workstations, and routers, you can use a two or four twisted-pair str aight-through cable wired f or 10B ASE-T and 100B ASE-TX.
B-3 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connector and Cable Specifications Connector Specifications Dual-Purpose Ports The 10/100/1000 Ethernet p orts on the dual-purpose ports u se RJ-45 connectors. Figure B-3 1 0/1 0 0/1 0 0 0 P ort Pinouts Alarm Port The alarm port uses an RJ-45 connector .
B-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connec tor and Cable Sp ecifications Cables and Adapters Cables and Adapters • SFP Module Cables, page B-4 • Cable Pinouts, pa.
B-5 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connector and Cable Specifications Cables and Adapters 100B ASE-LX (GLC-FE-100L X) 1310 SMF G.6 52 2 — 32,810 feet (10 km) 100B ASE-BX (GLC-FE-100B X-D GLC-FE-100B X-U) 1310 TX 1550 RX SMF G.
B-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connec tor and Cable Sp ecifications Cables and Adapters Note When the fiber -optic cable span is less than 15.
B-7 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connector and Cable Specifications Cables and Adapters Figure B-6 T wo T wisted-P air Crossov er Cable Schematic for 1 0/1 0 0 Por.
B-8 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connec tor and Cable Sp ecifications Cables and Adapters Figure B-9 Identifying a Crosso ver Cable Console Port Adapter Pinouts The console port uses an 8-pin RJ- 45 connector, wh ich is described in Ta b l e B - 2 and Ta b l e B - 3 .
B-9 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connector and Cable Specifications Cables and Adapters T able B-3 Console P ort Signal ing Using a DB-25 Adapt er Switch Console P.
B-10 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix B Connec tor and Cable Sp ecifications Cables and Adapters.
C-1 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 APPENDIX C Configuring the Switch with the CLI Setup Program This appendix provides a command-line interface (CL I) setup procedure for a standalone switch. T o set up the switch by using Express Setup, see the Cisco CGS 2520 Getting Started Gui de .
C-2 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Con figuring the Switc h with the CLI Se tup Program Accessing the CLI Throug h the Console Por t Figure C-1 Connecting the Cons o.
C-3 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Configuring t he Switch with the CLI Setup Program Accessing the CLI Through the Console Port USB Console Port Step 1 If you are con necting the sw itch USB consol e port to a W indo ws-based PC fo r the f irst time, i nstall a USB driv er .
C-4 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Con figuring the Switc h with the CLI Se tup Program Accessing the CLI Throug h the Console Por t Step 5 Config ure the COM port.
C-5 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Configuring t he Switch with the CLI Setup Program Accessing the CLI Through the Console Port Step 5 The InstallShield W izard Comp leted windo w appears. Cli ck Finish. Step 6 Connect the USB cable to the PC and to the switch console port.
C-6 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Con figuring the Switc h with the CLI Se tup Program Entering the Initial Con figuration Information Using the Setup.exe Program Note Disconnect the switch console termin al before uninstalling the driv er .
C-7 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Configuring t he Switch with the CLI Setup Program Entering the Initial Configuration Information • Enable password • T elnet .
C-8 Cisco CGS 2520 Hardware Installation Guide OL-31444-01 Appendix C Con figuring the Switc h with the CLI Se tup Program Entering the Initial Con figuration Information Step 8 Configure the interface by entering the switc h IP address and subnet mask and pressing Return .
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 Cisco Systems CGS 2520 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 Cisco Systems CGS 2520 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems CGS 2520 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems CGS 2520 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems CGS 2520, 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 Cisco Systems CGS 2520.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cisco Systems CGS 2520. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems CGS 2520 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.
