H3C S5120-EI Series User Manual

1-8
Intersecting rings
Figure 1-4 Intersecting rings
There are two or more rings in the network topology and two common nodes between rings. In this case,
you only need to define an RRPP domain, and set one ring as the primary ring and the other rings as
subrings.
Dual homed rings
Figure 1-5 Dual homed rings
There are two or more rings in the network topology and two similar common nodes between rings. In
this case, you only need to define an RRPP domain, and set one ring as the primary ring and the other
rings as subrings.

H3C S5120-EI Series Specifications

General

Brand	H3C
Model	S5120-EI Series
Category	Switch
Language	English