How to identify virtual interfaces on a device

Virtual interfaces (VPORT) can be used to connect to Open Virtual Switch (OVS) provided by the virtualization environment. The name of a virtual interface is in the GigabitEthernet0/0/x format. In the output information displayed after the display interface brief command is run if the x value in the name of an interface reaches the maximum value, the interface is a VPORT interface and has the following description: description VirtualPort.

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