Dell MX5108n OS10 Enterprise Edition User Guide for PowerEdge MX IO Modules Re - Page 647
Total Tx PFC frames: 200
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2 Enable PFC (without DCBX) for FCoE and iSCSI traffic in INTERFACE mode. priority-flow-control mode on Configure PFC PFC is enabled on traffic classes with dot1p 3 and 4 traffic. The two traffic classes require different ingress queue processing. In the network-qos pp1 policy map, class cc1 uses customized PFC buffer size and pause frame settings; class cc2 uses the default settings. OS10(config)# system qos OS10(config-sys-qos)# trust-map dot1p default OS10(config)# system qos OS10(config-sys-qos)# service-policy input type qos pclass1 OS10(config-sys-qos)# exit OS10(config)# class-map type network-qos cc1 OS10(config-cmap-nqos)# match qos-group 3 OS10(config-cmap-nqos)# exit OS10(config)# class-map type network-qos cc2 OS10(config-cmap-nqos)# match qos-group 4 OS10(config-cmap-nqos)# exit OS10(config)# policy-map type network-qos pp1 OS10(config-pmap-network-qos)# class cc1 OS10(config-pmap-c-nqos)# pause buffer-size 30 pause-threshold 20 resume-threshold 10 OS10(config-pmap-c-nqos)#pfc-cos 3 OS10(config-pmap-c-nqos)#exit OS10(config-pmap-network-qos)# class cc2 OS10(config-pmap-c-nqos)# pause OS10(config-pmap-c-nqos)#pfc-cos 4 OS10(config-pmap-c-nqos)#exit OS10(config)# interface ethernet 1/1/1 OS10(conf-if-eth1/1/1)# service-policy input type network-qos pp1 OS10(conf-if-eth1/1/1)# priority-flow-control mode on OS10(conf-if-eth1/1/1)# no shutdown View PFC configuration and operational status OS10(conf-if-eth1/1/1)# do show interface ethernet 1/1/1 priority-flow-control details ethernet1/1/1 Admin Mode : true Operstatus: true PFC Priorities: 3,4 Total Rx PFC Frames: 300 Total Tx PFC frames: 200 Cos Rx Tx 0 0 0 1 0 0 2 0 0 3 300 200 4 0 0 5 0 0 6 0 0 7 0 0 View PFC ingress buffer configuration View PFC system buffer configuration View PFC ingress buffer statistics Converged data center services 647