Cisco 7604 User Manual

CHAPTER
10-1
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
OL-4266-08
10
Configuring LAN Ports for Layer 2 Switching
This chapter describes how to use the command-line interface (CLI) to configure Ethernet, Fast Ethernet,
Gigabit Ethernet, and 10-Gigabit Ethernet LAN ports for Layer 2 switching on the Cisco 7600 series
routers. The configuration tasks in this chapter apply to LAN ports on LAN switching modules and to
the LAN ports on the supervisor engine.
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
• To configure Layer 3 interfaces, see Chapter 22, “Configuring Layer 3 Interfaces.”
This chapter consists of these sections:
• Understanding How Layer 2 Switching Works, page 10-1
• Default Layer 2 LAN Interface Configuration, page 10-5
• Layer 2 LAN Interface Configuration Guidelines and Restrictions, page 10-5
• Configuring LAN Interfaces for Layer 2 Switching, page 10-6
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
Understanding How Layer 2 Switching Works
These sections describe how Layer 2 switching works on the Cisco 7600 series routers:
• Understanding Layer 2 Ethernet Switching, page 10-2
• Understanding VLAN Trunks, page 10-3
• Layer 2 LAN Port Modes, page 10-4

Cisco 7604 Specifications

General

Brand	Cisco
Model	7604
Category	Network Router
Language	English