Dell M6220 User Configuration Manual page 858

ports are designated as default DCBX auto-upstream ports. Three 10G
internal ports (ports 1–3) are connected to Converged Network Adapters
(CNAs) on blade servers over the chassis 10G backplane. These ports are
designated as DCBX default auto-downstream ports.
VM on Blade
Server
with CNA
To configure FIP snooping:
1 Enter global configuration mode and enable FIP snooping on the switch.
console#configure
console(config)#feature fip-snooping
2 Create VLAN 100. This command also enters the VLAN configuration
mode for VLAN 100.
console(config)#vlan 100
console(config-vlan100)#fip-snooping enable
console(config-vlan100)#exit
3 Enter Interface Configuration mode for ports 1, 2, 3, 16, and 17.
console(config)#interface range te1/0/1-
3,te1/0/16-17
4 Enable VLAN tagging to allow the ports to carry 802.1p priority values
through the network.
console(config-if)#switchport mode trunk
5 Exit interface configuration mode for the range of interfaces.
858
Configuring Data Center Bridging Features
Chassis
PowerConnect
Switch
FCF Switch
FCF Switch
FC SAN
FC SAN