DELL N4000 Series Technical Manual
15
SCG1001
Dell Networking N4000 Series and Dell PowerConnect 8100 Series Configuration Guide
4
Reverting from DCB to non-DCB configuration (Optional)
One method to revert from a DCB configured switch to a non-DCB configured switch is to delete the
current configuration (startup-config) and follow the steps in Section 2. If deleting the current
configuration is not an option, then use the following procedure to unconfigure DCB and enable standard
flow control.
current configuration (startup-config) and follow the steps in Section 2. If deleting the current
configuration is not an option, then use the following procedure to unconfigure DCB and enable standard
flow control.
Note: This is a disruptive operation that requires down time. The arrays will temporarily lose
communication with each other. Power off all arrays and hosts connected to the SAN before proceeding
with these steps.
communication with each other. Power off all arrays and hosts connected to the SAN before proceeding
with these steps.
4.1
Disable DCB and the DCB policies
console#configure
console(config)#no dcb enable
console(config)# no traffic-class-group weight
console(config)#no classofservice dot1p-mapping
console(config)#no classofservice traffic-class-group
console(config)#no iscsi cos
console(config)#interface range tengigabitethernet all
console(config-if)#datacenter-bridging
console(config-if-dcb)#no priority-flow-control mode
console(config-if-dcb)#no priority-flow-control priority
console(config-if-dcb)#exit
console(config-if)#exit
console(config)#interface range fortygigabitethernet all
console(config-if)#datacenter-bridging
console(config-if-dcb)#no priority-flow-control mode
console(config-if-dcb)#no priority-flow-control priority
console(config-if-dcb)#exit
console(config-if)#exit