Configuring IP Unicast Layer 3 Switching on
Supervisor Engine 1
The features described in this chapter are supported only on Supervisor Engine 1, the policy feature card
Note
(PFC), and the Multilayer Switch Feature Card (MSFC or MSFC2). For information about Supervisor
Engine 2, PFC2, and MSFC2, see
Engine 2."
Supervisor Engine 1 with PFC and MSFC or MSFC2 provide hardware Layer 3 switching with
Multilayer Switching (MLS). This chapter describes how to configure IP unicast Layer 3 switching on
the Cisco 7600 series routers.
Note
For complete syntax and usage information for the commands used in this chapter, refer to the
Cisco 7600 Series Router Cisco IOS Command Reference publication.
This chapter consists of these sections:
Understanding How IP MLS Works, page 19-2
•
Default IP MLS Configuration, page 19-6
•
IP MLS Configuration Guidelines and Restrictions, page 19-6
•
•
Configuring IP MLS, page 19-6
Displaying IP MLS Cache Entries, page 19-9
•
•
Clearing IP MLS Cache Entries, page 19-11
Troubleshooting IP MLS, page 19-14
•
To configure the MSFC to support MLS on a Catalyst 5000 series switch, refer to the Layer 3 Switching
Note
Software Configuration Guide at this URL:
http://www.cisco.com/univercd/cc/td/doc/product/lan/cat5000/rel_5_2/layer3/index.htm.
78-14064-04
Chapter 17, "Configuring IP Unicast Layer 3 Switching on Supervisor
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
C H A P T E R
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