Cisco 7604 Configuration Manual page 95

Configuring NSF with SSO
Supervisor Engine Redundancy
This chapter describes how to configure supervisor engine redundancy using Cisco nonstop forwarding
(NSF) with stateful switchover (SSO).
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This chapter consists of these sections:
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For additional information (including configuration examples and troubleshooting information), see the
Tip
documents listed on this page:
http://www.cisco.com/en/US/products/hw/routers/ps368/tsd_products_support_series_home.html
Understanding NSF with SSO Supervisor Engine Redundancy
These sections describe supervisor engine redundancy using NSF with SSO:
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OL-4266-08
For complete syntax and usage information for the commands used in this chapter, refer to the Cisco
IOS Master Command List, Release 12.2SX at this URL:
http://www.cisco.com/en/US/docs/ios/mcl/122sxmcl/12_2sx_mcl_book.html
Release 12.2(18)SXD and later releases support nonstop forwarding (NSF) with stateful switchover
(SSO) on all supervisor engines.
All releases support RPR and RPR+ (see
Supervisor Engine Redundancy")
NSF with SSO does not support IPv6 multicast traffic.
Understanding NSF with SSO Supervisor Engine Redundancy, page 7-1
Supervisor Engine Configuration Synchronization, page 7-9
NSF Configuration Tasks, page 7-11
Copying Files to the Redundant Supervisor Engine, page 7-20
NSF with SSO Supervisor Engine Redundancy Overview, page 7-2
SSO Operation, page 7-2
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
C H A P T E R
Chapter 8, "Configuring RPR and RPR+
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7-1