Reference Guide
Usage 
Information
DCBX requires that you enable LLDP to advertise DCBX TLVs to peers.
Configure DCBX operation at the INTERFACE level on a switch or globally on the 
switch. To verify the DCBX configuration on a port, use the show interface 
dcbx detail command.
dcbx version
Configure the DCBX version used on the interface.
S4820T 
Syntax
dcbx version {auto | cee | cin | ieee-v2.5}
To remove the DCBX version, use the dcbx version {auto | cee | cin | 
ieee-v2.5} command.
Parameters
auto | cee | cin 
| ieee-v2.5
Enter the DCBX version type used on the interface, where:
• auto: configures the port to operate using the DCBX 
version received from a peer.
• cee: configures the port to use CDD (Intel 1.01).
• cin: configures the port to use Cisco-Intel-Nuova (DCBX 
1.0).
• ieee-v2: configures the port to use IEEE 802.1az (Draft 
2.5).
Defaults Auto
Command 
Modes
INTERFACE PROTOCOL LLDP
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
Version 
8.3.19.0
Introduced on the S4820T.
Version 
8.3.12.0
Introduced on the S4810.
Version 
8.3.16.0
Introduced on the MXL 10/40GbE Switch IO Module.
Usage 
Information
DCBX requires that you enable LLDP to advertise DCBX TLVs to peers.
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Data Center Bridging (DCB)










