Cisco WS-C4928-10GE Installation Guide - Page 74
Contacting Customer Service
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Contacting Customer Service Chapter 5 Troubleshooting the Installation Contacting Customer Service If you are unable to solve a startup problem after using the troubleshooting suggestions in this chapter, contact a customer service representative for assistance and further instructions. Before you call, have the following information ready to help your service provider assist you as quickly as possible: • Date you received the switch • Chassis serial number (located on a label on the right of the rear of the chassis, see Figure 5-1) • Type of software and release number • Maintenance agreement or warranty information • Brief description of the problem • Brief explanation of the steps you have already taken to isolate and resolve the problem Figure 5-1 Serial Number Location 120534, 781-00289-01 A0 SN: AAANNNNXXXX Catalyst 4900 Series Switch Installation Guide 5-6 78-18039-02
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