Configure Data Center Bridging (Dcb) (Optional); Disable 802.3X Flowcontrol On Sfp+ Ports; Disable 802.3X Flowcontrol On Qsfp Ports; Enable Dcb And Reload - Dell S4048-ON Configuration Manual

Switch configuration (OS 9.x)
2.2

Configure Data Center Bridging (DCB) (optional)

Use the following commands to enable DCB mode on the switch.
Note: You must complete the Dell EMC recommended switch configuration steps in section 2.1 before
configuring the switch for DCB mode.
2.2.1

Disable 802.3x flowcontrol on SFP+ ports

Dell#configure
Dell(conf)#interface range tengigabitethernet 1/1–1/48
Dell(conf-if-range-te-1/1-48)#no flowcontrol rx on tx off
Dell(conf-if-range-te-1/1-48)#exit
2.2.2

Disable 802.3x flowcontrol on QSFP ports

Dell(conf)#interface range fortyGigE 1/49 , fortyGigE 1/50
Dell(conf-if-range-fo-1/49-50)#no flowcontrol rx on tx off
Dell(conf-if-range-fo-1/49-50)#exit
2.2.3

Enable DCB and reload

Dell(conf)#dcb enable
Dell(conf)#exit
Dell#copy running-config startup-config
Dell#reload
Note: After confirming reload request, the switch will reboot.
2.2.4

Create tagged VLAN for all ports and port-channels

Dell#configure
Dell(conf)#interface vlan <vlan-id>
Note: You must supply a VLAN id. The valid range is 2-4093.
Dell (conf-if-vl-vlan-id*)#no shutdown
Dell (conf-if-vl-vlan-id*)#tagged tengigabitethernet 1/1–1/48
Dell (conf-if-vl-vlan-id*)#tagged port-channel 1
Dell (conf-if-vl-vlan-id*)#exit
12 Dell EMC Networking S4048-ON Switch Configuration Guide for Dell PS Series SANs | SCG1026