H3C S5500-EI series Operation Manual page 1401

Operation Manual – RRPP
H3C S5500-EI Series Ethernet Switches
IV. Dual homed rings
Master node
Transit node
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 other rings as subrings.
V. Multi-domain intersecting rings
Device A
Master node
Transit node
Device D
Figure 1-6 Multi-domain intersecting rings
There are two or more domains in a network, and there two different common nodes
between any two domains.
one and only one RRPP primary ring. In the case of multi-domain intersection, the rings
Device A
Device B
Ring 1
Device C
Device D
Domain 1
Transit node
Ring 1
Transit node
Figure 1-6
1-7
Chapter 1 RRPP Configuration
Domain 1
Edge node
Ring 2
Ring 3
Assistant edge node
Domain 2
Device B
Ring 2
Ring 3
Device C
defines three RRPP domains, each containing
Device E
Master node
Master node
Device F
Master node
Device E
Device F
Master node
Domain 3