Cisco CDE 220 Series Hardware Installation Manual page 22

Cisco VDS Internet Streamer Overview
Table 1-1
CDA Name
Internet Streamer (+ Content Acquirer) Ingest, distribution, and delivery
Service Router
Internet Streaming Content Delivery
System Manager
The Service Engine can function as a Content Acquirer and Internet Streamer, or just as an Internet
Streamer.
Figure 1-1
content flows from ingest to distribution within the VDS-IS, and to the client devices. A delivery service
is a configuration defined by using the CDSM and consists of configuration parameters that dictate how
content is ingested and distributed, and what content is delivered to the client devices. Some of the
primary delivery service definition parameters are as follows:
Origin server
•
Service routing domain name
•
Service Engines participating in the delivery service
•
Service Engine designated as the Content Acquirer
•
The Content Acquirer is active on only one Service Engine in each delivery service.
Cisco Content Delivery Engine 205/220/250/280/285/420/460/475 Hardware Installation Guide
1-2
CDA Mapping to Functionality and IS CDSM
shows the major elements of a VDS-IS network. The content delivery services determine how
Chapter 1 Overview of the Content Delivery Engines
Functionality
Redirection of client requests for
delivery
Management
CDSM Device
Name
Service Engine (SE)
Service Router (SR)
CDSM