What is the Difference between Yellow and White Labeled Ports on a Nexus 2300 Series FEX? The Cisco Nexus 2300 platform provides two types of ports: ports for end-host attachment (host interfaces) and uplink ports (fabric interfaces). Both yellow and white colored fabric interfaces can be used to provide connectivity to the upstream parent Cisco Nexus switch. There is no difference between yellow labeled and white labeled uplink ports.

1. The Difference between Yellow and White Labeled Ports
on a Nexus 2300 Series FEX
What is the Difference between Yellow and White Labeled Ports on a Nexus 2300
Series FEX?
Cisco listed the port type information of Nexus 2300 series FEX.
Requirements: There are no specific requirements for this doc.
Components Used
The information in this document is based on these hardware platforms:
 Cisco Nexus 2348UPQ 10GE
 Cisco Nexus 2332TQ 10GE
The same applies to Cisco Nexus 2348TQ 10GE and Cisco Nexus 2348TQ-E 10GE
FEX.
The information in this document was created from the devices in a specific lab
environment. All of the devices used in this document started with a cleared (default)
configuration. If your network is live, ensure that you understand the potential
impact of any command.
What is the Difference between Yellow and White Labeled Ports on a
Nexus 2300 Series FEX?
The Cisco Nexus 2300 platformprovides two types of ports: ports for end-
host attachment (host interfaces) and uplink ports (fabric interfaces). Both
yellow and white colored fabric interfaces can be used to provide connectivity to the
upstream parent Cisco Nexus switch. There is no difference between yellow
labeled and white labeled uplink ports.
Info from https://www.cisco.com/c/en/us/support/docs/switches/nexus-2000-series-
fabric-extenders/212838-what-is-the-difference-between-yellow-an.html
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