Contents 5
Power over Ethernet (PoE) Plus Features. . . . . . . . 70
Power Over Ethernet (PoE) Plus
Configuration. . . . . . . . . . . . . . . . . . . . 70
PoE Plus Support. . . . . . . . . . . . . . . . . . 70
Switching Features . . . . . . . . . . . . . . . . . . . 71
Flow Control Support (IEEE 802.3x) . . . . . . . . . 71
Head of Line Blocking Prevention . . . . . . . . . 71
Alternate Store and Forward (ASF). . . . . . . . . 71
Jumbo Frames Support. . . . . . . . . . . . . . . 71
Auto-MDI/MDIX Support. . . . . . . . . . . . . . 72
VLAN-Aware MAC-based Switching. . . . . . . . 72
Back Pressure Support. . . . . . . . . . . . . . . 72
Auto Negotiation . . . . . . . . . . . . . . . . . . 72
Broadcast Storm Control . . . . . . . . . . . . . . 73
Port Mirroring. . . . . . . . . . . . . . . . . . . . 73
Static and Dynamic MAC Address Tables . . . . . 73
Link Layer Discovery Protocol (LLDP) . . . . . . . 74
Link Layer Discovery Protocol (LLDP) for
Media Endpoint Devices . . . . . . . . . . . . . . 74
Connectivity Fault Management
(IEEE 802.1ag). . . . . . . . . . . . . . . . . . . . 74
Priority-based Flow Control (PFC) . . . . . . . . . 74
Data Center Bridging Exchange (DBCx)
Protocol. . . . . . . . . . . . . . . . . . . . . . . 75
Enhanced Transmission Selection . . . . . . . . . 75
Cisco Protocol Filtering. . . . . . . . . . . . . . . 76
DHCP Layer 2 Relay. . . . . . . . . . . . . . . . . 76
Virtual Local Area Network Supported Features. . . . 77
VLAN Support. . . . . . . . . . . . . . . . . . . . 77
Port-Based VLANs . . . . . . . . . . . . . . . . . 77
IP Subnet-based VLAN . . . . . . . . . . . . . . . 77
MAC-based VLAN . . . . . . . . . . . . . . . . . 77
IEEE 802.1v Protocol-Based VLANs . . . . . . . . 77