Delta AS300 Series - Single Port Device; Dual Port Device

Chapter 9 Ethernet Specification and Operation
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9.2.2.1. Single Port Device
You can use a single port device to build up either a linear or a star network topology. An Ethernet switch and an Ethernet
tab are required to create a star topology or a ring topology.
Linear Topology
 Linear Topology 1
 Linear Topology 2
Star Topology
9.2.2.2. Dual Port Device
You can use a dual port device to build a linear, a star or a ring network topology. A DLR function is required to create a
ring topology. Refer to Section 9.9.2 for DLR supported series.
Linear Topology