DELL N3000 User Manual

Configuring iSCSI Optimization

5 Enter Interface Configuration mode for CNA connected ports 1-4 and 

array connected ports 16-17.

console(config)#interface range te1/0/1-4,te1/0/16-17

6 Enable VLAN tagging to allow the CNA connected ports to carry 802.1p 

priority values through the network.

console(config-if)#switchport mode trunk

7 Enter datacenter bridging mode to enable PFC on the ports.

console(config-if)#datacenter-bridging

8 Enable PFC and configure traffic marked with 802.1p priority 4 to be 

paused rather than dropped when congestion occurs.

console(config-if-dcb)#priority-flow-control mode on

console(config-if-dcb)#priority-flow-control priority 4 

console(config-if-dcb)#exit

9 Configure ETS by mapping the lossless traffic onto TC 1 and sharing 

bandwidth equally between the lossless and lossy traffic classes.

console(config-if)#classofservice traffic-class-group 0 0

console(config-if)#classofservice traffic-class-group 1 0

console(config-if)#classofservice traffic-class-group 2 0

console(config-if)#classofservice traffic-class-group 3 0

console(config-if)#classofservice traffic-class-group 4 1

console(config-if)#classofservice weight 50 50 0

10 Exit interface configuration mode for the range of interfaces.

console(config-if)#exit