• Layer 2 hardware forwarding at 250 Mpps
• Layer 2 switch ports and VLAN trunks
• IEEE 802. 1Q VLAN Encapsulation
• Dynamic Trunking Protocol (DTP)
• VLAN Trunking Protocol (VTP) and VTP domains
• VTP Pruning
• Port Security on trunk port
• Port Security on Private VLAN
• Port Security on Voice VLAN
• QinQ Passthrough
• Support for 4096 VLANs per switch
• Per-VLAN Spanning Tree Plus (PVST+) and Per-VLAN Rapid Spanning Tree (PVRST)
• Spanning Tree PortFast and PortFast Guard
• Spanning Tree UplinkFast and BackboneFast
• 802.1s
• 802.1w
• 802.3ad
• 802.3af (Power over Ethernet [PoE])
• Spanning Tree Root Guard
• Cisco Discovery Protocol
• Internet Group Management Protocol (IGMP) Snooping v1, v2, and v3
• IPv6 MLD Snooping v1 and v2
• Cisco EtherChannel technology, Cisco Fast EtherChannel technology, and Cisco Gigabit EtherChannel technology across line cards
• Port Aggregation Protocol (PAgP)
• Link Aggregation Control Protocol (LACP)
• IGMP Querier
• IGMP Fast Leave
• VMPS client
• Unidirectional Link Detection (UDLD) and aggressive UDLD
• Voice VLAN and VLAN ID (VVID)
• Jumbo Frames (up to 9216 bytes)
• Baby Giants (up to 1600 bytes)
• Traffic Storm Control (formally known as Broadcast/Multicast Suppression)
• Forced 10/100 Autonegotiation
• Bridge Protocol Data Unit (BPDU) Guard
• Link Layer Discovery Protocol (LLDP)
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