Cisco Systems OL-6426-02 Benutzerhandbuch

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.

Information about Cisco products, technologies, and network solutions is available from various online 
and printed sources.

Cisco Marketplace provides a variety of Cisco books, reference guides, and logo merchandise. Visit 
Cisco Marketplace, the company store, at this URL:

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:

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:

Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering 
professionals involved in designing, developing, and operating public and private internets and 
intranets. You can access the Internet Protocol Journal at this URL:

World-class networking training is available from Cisco. You can view current offerings at 
this URL: