Pfc Configuration Example - Lenovo RackSwitch G8264 Application Manual

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PFC Configuration Example

1. Turn CEE on.

Note: DCBX may be configured to permit sharing or learning PFC configuration

with or from external devices. This example assumes that PFC configuration is

being performed manually. See "Data Center Bridging Capability Exchange" on

388 for more information on DCBX. Even if the G8264 learns the PFC

configuration from a DCBX peer, the PFC configuration must be performed

This example is consistent with the network shown in Figure 32 on page

this example, the following topology is used.

Port‐Based PFC Configuration

Business‐critical LAN

FCoE (to FCF bridge)

Business‐critical LAN

In this example, PFC is to facilitate lossless traffic handling for FCoE (priority value

3) and a business‐critical LAN application (priority value 4).

Assuming that CEE is off (the G8264 default), the example topology shown in the

table above can be configured using the following commands:

RS G8264(config)# cee enable

Note: Turning CEE on will automatically change some 802.1p QoS and 802.3x

standard flow control settings and menus (see "Turning CEE On or Off" on

Chapter 21: FCoE and CEE

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