Ethernet interface naming conventions
In standalone mode, the Ethernet interfaces are named in the format of interface-type A/B/C, where:
A: Specifies a card by its slot number.
B: Specifies an interface module by its slot number on a card, which is fixed at 0.
C: Specifies an interface number.
In IRF mode, the Ethernet interfaces are named in the format of interface-type A/B/C/D, where:
A: Represents the member ID of the IRF member device, which can be 1 or 2.
B: Specifies a card by its slot number.
C: Specifies an interface module by its slot number on a card, which is fixed at 0.
D: Specifies an interface number.