Preface
Obtaining Additional Publications and Information
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Cisco ONS 15540 ESPx Hardware Installation Guide
78-16436-01
Severity 3 (S3)—Operational performance of your network is impaired, but most
business operations remain functional. You and Cisco will commit resources
during normal business hours to restore service to satisfactory levels.
Severity 4 (S4)—You require information or assistance with Cisco product
capabilities, installation, or configuration. There is little or no effect on your
business operations.
Obtaining Additional Publications and Information
Information about Cisco products, technologies, and network solutions is
available from various online and printed sources.
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Cisco Marketplace provides a variety of Cisco books, reference guides, and
logo merchandise. Visit Cisco Marketplace, the company store, at this URL:
http://www.cisco.com/go/marketplace/
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Cisco Press publishes a wide range of general networking, training and
certification titles. Both new and experienced users will benefit from these
publications. For current Cisco Press titles and other information, go to Cisco
Press at this URL:
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Packet magazine is the Cisco Systems technical user magazine for
maximizing Internet and networking investments. Each quarter, Packet
delivers coverage of the latest industry trends, technology breakthroughs, and
Cisco products and solutions, as well as network deployment and
troubleshooting tips, configuration examples, customer case studies,
certification and training information, and links to scores of in-depth online
resources. You can access Packet magazine at this URL:
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iQ Magazine is the quarterly publication from Cisco Systems designed to
help growing companies learn how they can use technology to increase
revenue, streamline their business, and expand services. The publication
identifies the challenges facing these companies and the technologies to help
solve them, using real-world case studies and business strategies to help
readers make sound technology investment decisions. You can access iQ
Magazine at this URL: