CHAPTER
8-1
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
OL-4266-08
8
Configuring RPR and RPR+
Supervisor Engine Redundancy
This chapter describes how to configure supervisor engine redundancy using route processor redundancy
(RPR) and RPR+.
Note • 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
• All releases support RPR and RPR+.
• With Release 12.2(18)SXE and later releases, RPR and RPR+ support IPv6 multicast traffic.
• Release 12.2(18)SXD and later releases support nonstop forwarding (NSF) with stateful switchover
(SSO) on all supervisor engines (see Chapter 7, “Configuring NSF with SSO
Supervisor Engine Redundancy”).
This chapter consists of these sections:
• Understanding RPR and RPR+, page 8-2
• Supervisor Engine Redundancy Guidelines and Restrictions, page 8-4
• Configuring Supervisor Engine Redundancy, page 8-6
• Performing a Fast Software Upgrade, page 8-8
• Copying Files to an MSFC, page 8-9
Tip For additional information (including configuration examples and troubleshooting information), see the
documents listed on this page:
http://www.cisco.com/en/US/products/hw/routers/ps368/tsd_products_support_series_home.html
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