.. buu1552671069267 .. _about-ethernet-interfaces: ========================= About Ethernet Interfaces ========================= Ethernet interfaces, both physical and virtual, play a key role in the overall performance of the virtualized network. It is important to understand the available interface types, their configuration options, and their impact on network design. .. _about-ethernet-interfaces-section-N1006F-N1001A-N10001: ----------------------- About LAG/AE interfaces ----------------------- You can use |LAG| for Ethernet interfaces. |prod| supports up to four ports in a |LAG| group. Ethernet interfaces in a |LAG| group can be attached either to the same L2 switch, or to multiple switches in a redundant configuration. For more information about L2 switch configurations, see |planning-doc|: :ref:`L2 Access Switches `. .. xbooklink For information about the different |LAG| modes, see |node-doc|: :ref:`Link Aggregation Settings `.