Cisco Systems CATALYST 2950 manuale d’uso

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 k-Mounting 6 Connecting to DC P ower 7 In Case of Difficulty 8 Obtaining Documentation 9 Obtaining T ec hnical Assistance 10 Cisco Limited Lifetime Ha[...]

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. For additional insta[...]

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 SERIES 1 X 2 X 1 7 X 1 8 X 3 3 X 3 4 X 1 5 X 1 6 X 3 1 X 3 2 X 4 7 X 4 8 X 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 [...]

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. T o run Express Setup: Step 1 V erify that no devices are connected t[...]

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. Step 10 Launch a web browser on your PC. Enter the IP address 10.0.0.1 in the we[...]

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. The VLAN ID range is 1 to 1001. • In the IP Address field, enter[...]

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. For a statically assigned IP address, change it to the previously configu[...]

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. Follow these steps: 1. From the dev[...]

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. For altern ate mounting procedures, such as installing the switch in a 24-inch rack or[...]

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. Statement 148 War n in[...]

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. Statement 1008 Warning Statements for Connecting to DC Power These statements apply wh en connecting a Catalyst 2950G-24-EI-DC or Ca talyst 2950ST -24 LRE 997 swi[...]

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. Use four Phillips flat-head screws to attach the lo ng si de of the brackets for all switches o ther than the Catalyst 2950G-48-EI, 2950SX-48-SI, or [...]

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. Catalyst 2950 S E R IE S 1 X 2 X 1 7 X 1 8 X 3 3 X 3 4 X 1 5 X 1 6 X 3 1 X 3 2 X 4 7 X 4 8 X 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 [...]

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: Connect to 100BASE- FX and 1000BASE-SX Ports Follow these steps: Step 1 When you connect to servers, worksta tions, IP phones, wireless access points, and r[...]

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. Caution Removing and installing an SFP module can shorten its usefu[...]

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. Equipment That You Supply Y ou need to supply these tools and equipment: • Ratcheting Phillips-head torque screwdriver • Panduit crimping tool • 6-gauge copper ground wire ?[...]

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. (240 ounce-force inches [ozf-in.]) to attach the ground lug to the switch. Step 1[...]

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. Step 4 Using the ratcheting torque screwdriver , torque each [...]

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. Troubleshooting Express Setup If Express Setup does not run, or if the Expres s Setup page do es not appear in[...]

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. • Y ou want to clear all configuration from the switch a nd assign a new IP a[...]

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. 4. Click the subject that addresses[...]

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 .cisco.com/public/countries_languages.shtml Ordering Documentation Y ou can find instr[...]

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.com features exten siv e online support resources. In addition , Cisco T echnica[...]

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. Y ou and Cisco will commit all necessary resource s around the clock to resolve t[...]

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. The publication identifie s the challenges facing these compan ies and the technologies to help solve them, using real-world case studies an d [...]

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. c. Click Go . The Cisco warranty page appears. d. Read the document online, or click the PDF i con[...]

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