Manuale d’uso / di manutenzione del prodotto CATALYST 2950 del fabbricante Cisco Systems
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Getting Start ed Guide Catalyst 2950 Switch Getting Started Guide INCLUDING LICENSE AND W ARRANTY 1 About this Guide 2 T aking Out What Y ou Need 3 Running Exp ress Setup 4 Managing the Switc h 5 Rac .
2 1 About this Guide This guide provides instruction s on how to use Ex press Setup to initially config ure your Catalyst switch. Also covered are switch management opti ons, basic rack-mountin g procedures, port and module connections, power connecti on procedures for both AC- and DC-powered switches, and troubleshooting help.
3 Shipping Box Contents Regulatory Compliance and Safety Information for the Catalyst 2950 Switch Catalyst 2950 Switch Getting Started Guide Cisco Product Ownership Registration card Catalyst 2950 SER.
4 3 Running Express Setup When you first set up the switch, you should use Expr ess Setup to enter the init ial IP information. This enables the switch to connect to local routers and th e Internet. Y ou can then access the switch through the IP address for further configuration.
5 Step 7 Connect a straight-through Category 5 Ethernet cable (not provided) to any 10/100 or 10/100/1000 Ethernet port on the switch front panel and to the Ethernet port on the PC. Step 8 V erify that the LEDs on both Ethernet ports are green. Step 9 W ait 30 seconds.
6 Step 12 Enter this information in the Network Settings fields: • In the Management Interface (VLAN ID) field, the default is 1 . Enter a new VLAN ID only if you want to ch ange the management in terface through w hich you manage the switch and to which you assign IP information.
7 Refreshing the PC IP Address After you complete Express Setup, yo u should refresh the PC IP address. For a dynamically assigned IP addr ess, disconnect the PC from the switch, and reconnect it to the network. The network DHCP server will assign a new IP add ress to the PC.
8 Downloading Cisco Network Assistant Cisco Network Assistant is a free software prog ram that you download from Cisco.com and run on your PC. Network Assistant offers advanced options for configuring an d monitoring multiple devices, including switches, switch clusters, switch stacks, routers, and access points.
9 5 Rack-Mounting This section covers basic 19-inch rack-mounting and sw itch port connections. As a n example, all the illustrations show the Catalyst 2950G-48-EI switch. Y ou can install and connect other Catalyst 2950 switches as shown in these illu strations.
10 Installation Warning Statements This section includes the basic installatio n warning statements. War n in g Installation of the equipme nt must comply with local and national electric al codes. Statement 1074 War n in g Only trained and qualified personnel sh ould be allowed to install, replace, or service this equipment.
11 War n in g If a redundant power sy stem (RPS) is not connected to the switch, install an RPS connector cover on th e back of the switch. Statement 265 War n in g Class 1 laser product.
12 Attaching the Brackets Use six Phillips flat-head screws to attach the long side of the brackets to Catalyst 2950G-48-EI, 2950SX-48-SI, or 2950T -48-SI switches in o ne of three mounting positions.
13 Rack-Mount the Switch Use the black Phillips machine screw to attach the cabl e guide to the left or right bracket. Use the four number -12 Phillips machine screws to attach the brackets to the rack.
14 Connect to the Switch Ports This section describes how to connect to the fixed switch ports and to the SFP and G BIC module ports. Connect to 10/100 and 10/100/1000 Ports Follow these steps: Connec.
15 Install SFP and GBIC Modu les and Connect to the Ports Follow these steps: For a list of supported modules, refer to the rel ease notes on Cisco.com. For detailed i nstructions on installing and removing modules, refer to the documentation th at came with the SFP or GBIC module.
16 6 Connecting to DC Power T o connect the Catalyst 2950G-24-EI-DC or Ca taly st 2950ST -24 LRE 99 7 switch to a DC-input power source, follow the steps in this section.
17 Wiring the DC I nput Power Source Follow these steps: Step 3 Slide the exposed area of the 6-gauge wire into the ground lug, and use the crimping tool to crimp the lug to the wire. Step 4 Using the ratcheting screwdriver , torque the ground lug screws to 15 lbf-in.
18 Caution Y ou must conn ect the Catalyst 2950G-24-EI-DC or Catalyst 2950ST -24 LRE 997 switch only to a DC-input power source that has an input supply voltage from –36 to –72 VDC. If the supply voltage is not in this range, the switch might not operate properly or might be damaged.
19 7 In Case of Difficulty If you experience difficulty , help is available here and on Cisco.com. This section includes Express Setup troubleshooting, how to reset the switch, how to access help online, and where to find more information.
20 Resetting the Switch This section describes how to reset the switch by rerunning Express Setup. These are reasons why you might want to reset the switch: • Y ou installed the switch in your network and cannot connect to it because you assigned the wrong IP address.
21 • Network interface cards • T roubleshooting tools • Field notices and security advisories Follow these steps: 1. Open your browser , and go to http://ww w .cisco.com/. 2. Click T echnical Support > Product Support . 3. Click Switches and Hubs > Catalyst 2950 Series Switches > T roubleshootin g.
22 Cisco.com Y ou can access the most current Ci sco documentation at this URL: http://www .cisco.com/univercd/home/home.htm Y ou can access the Cisco website at this URL: http://www .cisco.com Y ou can access international Ci sco websites at this URL: http://www .
23 9 Obtaining Technical Assistance For all customers, partners, resellers, and distribut ors who hold valid Cisco serv ice contracts, Cisco T echnical Support provides 24-hour -a-day , award-winning technical a ssistance. The Cisco T echnical Support W ebsite on Cisco.
24 Definitions of Serv ice Request Severity T o en sure that all service reques ts are reported in a stan dard format, Cisco has established severity definitions. Severity 1 (S1)—Y our network is “down,” or there is a critical impact to your business operations.
25 • iQ Magazine is the quarterly publication from Cisco Systems designed to help growing companies learn how they can use technology to increase revenue, streamline thei r business, and ex pand services.
26 3. T o read translated and localized warranty info rmation about your product, fo llow these steps: a. Enter this part number in the W arranty Document Number field: 78-6310-02C0 b. Select the language in which you wou ld like to view the document.
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Corporate Headquarters Cisco Systems, Inc. 170 W est T asman Drive San Jose, CA 95134-1706 USA www .cisco.com T el: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 European Head quarters Cisco Systems Internat ional BV Haarlerbergpark Haarlerbergweg 13-19 1101 CH Amsterdam The Netherlands www-europe.
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 CATALYST 2950 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 CATALYST 2950 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems CATALYST 2950 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems CATALYST 2950 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems CATALYST 2950, 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 CATALYST 2950.
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 CATALYST 2950. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems CATALYST 2950 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.
