Cisco Cisco IOS Software Release 12.2(27)SBC
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ISSU and SSO—DHCP High Availability Features
First Published: December 4, 2006
Last Updated: February 19, 2007
Last Updated: February 19, 2007
Cisco IOS Release 12.2(31)SB2 introduces the following series of Dynamic Host Configuration
Protocol (DHCP) High Availability features that support the Broadband Access Server (BRAS):
Protocol (DHCP) High Availability features that support the Broadband Access Server (BRAS):
•
ISSU—DHCP Server
•
SSO—DHCP Server
•
ISSU—DHCP Relay on Unnumbered Interface
•
SSO—DHCP Relay on Unnumbered Interface
•
ISSU—DHCP Proxy Client
•
SSO—DHCP Proxy Client
•
ISSU—DHCP ODAP Client and Server
•
SSO—DHCP ODAP Client and Server
These features are enabled by default when the redundancy mode of operation is set to Stateful
Switchover (SSO).
Switchover (SSO).
Finding Feature Information in This Module
Your Cisco IOS software release may not support all of the features documented in this module. To reach
links to specific feature documentation in this module and to see a list of the releases in which each feature is
supported, use the
links to specific feature documentation in this module and to see a list of the releases in which each feature is
supported, use the
Finding Support Information for Platforms and Cisco IOS and Catalyst OS Software Images
Use Cisco Feature Navigator to find information about platform support and Cisco IOS and Catalyst OS
software image support. To access Cisco Feature Navigator, go to
software image support. To access Cisco Feature Navigator, go to
. An
account on Cisco.com is not required.
Contents
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