H3C S5120-EI Series User Manual

1-7
Single ring
Figure 1-2 Single ring
There is only a single ring in the network topology. In this case, you only need to define an RRPP
domain.
Tangent rings
Figure 1-3 Tangent rings
There are two or more rings in the network topology and only one common node between rings. In this
case, you need to define an RRPP domain for each ring.

H3C S5120-EI Series Specifications

General

Brand	H3C
Model	S5120-EI Series
Category	Switch
Language	English