Cisco Cisco Broadband Access Center for Cable 4.1 Data Sheet
© 2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
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DPE: The Cisco DPE server that manages device configurations and that also contains TFTP and ToD
servers. The Cisco DPE manages:
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Last-step, device-configuration, file handling
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Communication of the configuration files through an embedded TFTP server
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Embedded ToD server
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Integration with Cisco Network Registrar (CNR)
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Cached-device configuration and provisioning information
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Cisco Network Registrar (CNR): A software product that includes the protocol servers to provide IP
addresses, configuration parameters, and Domain Name System (DNS) names to devices, based on
network and service policies. Cisco BAC relies upon the CNR DHCP server for IP address assignment,
DNS, device detection, and load distribution among Cisco DPE servers.
Figure 1. Cisco BAC Architecture
Platform Support and System Requirements
Cisco Broadband Access Center runs on Red Hat Linux and Cisco Unified Computing System servers. BAC also
supports Oracle Solaris on the SPARC platform.