For complete syntax and usage information for the commands used in this chapter, see the Cisco IOS Master Command List, at this URL:.The configuration tasks in this chapter apply to LAN ports on switching modules and to the LAN ports on the supervisor engine and Cisco ME 6500 Series Ethernet switches.
This chapter describes how to use the command-line interface (CLI) to configure Fast Ethernet, Gigabit Ethernet, and 10-Gigabit Ethernet LAN ports for Layer 2 switching in Cisco IOS Release 12.2SX. Configuring an IEEE 802.1Q Custom EtherType Field ValueĬonfiguring LAN Ports for Layer 2 Switching.Configuring a LAN Interface as a Layer 2 Access Port.Configuration and Verification Examples.Configuring the List of Prune-Eligible VLANs.Configuring the List of VLANs Allowed on a Trunk.Configuring the Layer 2 Trunk Not to Use DTP.Configuring the Layer 2 Trunk to Use DTP.Configuring the Layer 2 Switching Port as an ISL or 802.1Q Trunk.Configuring a Layer 2 Switching Port as a Trunk.Configuring MAC Address Table Notification.Enabling Out-of-Band MAC Address Table Synchronization.Configuring a LAN Port for Layer 2 Switching.Configuring LAN Interfaces for Layer 2 Switching.Layer 2 LAN Interface Configuration Guidelines and Restrictions.Default Layer 2 LAN Interface Configuration.Understanding Layer 2 Ethernet Switching.Unknown Unicast and Multicast Flood Control.Port ACLs (PACLs) and VLAN ACLs (VACLs).Configuring MVR for IPv4 Multicast Traffic.IGMP Snooping and MVR for IPv4 Multicast Traffic.MLD Snooping for IPv6 Multicast Traffic.Unidirectional Ethernet (UDE) and unidirectional link routing (UDLR).Power Management and Environmental Monitoring.NSF with SSO Supervisor Engine Redundancy.