Avaya 2330 Manual page 19

Ethernet interface fundamentals
Figure 1: Secure Router 2330/4134 chassis Ethernet ports
All Ethernet ports on the Secure Router 2330/4134 (chassis and interface module Ethernet
ports) support MDI and MDI-X.
Ethernet interfaces on the Secure Router 2330/4134 are routed interfaces, by default. To
configure them as Layer 2 interfaces, you use the switchport command.
Configuration — Layer 2 Ethernet July 2013 19