Rstp Applications; Rstp In Structured Wiring Configurations - Siemens RX1500 User Manual

Chapter 5
Setup and Configuration
Section 5.34.2

RSTP Applications

The following sections describe various applications of RSTP:
• Section 5.34.2.1, "RSTP in Structured Wiring Configurations"
• Section 5.34.2.2, "RSTP in Ring Backbone Configurations"
• Section 5.34.2.3, "RSTP Port Redundancy"
Section 5.34.2.1

RSTP in Structured Wiring Configurations

RSTP may be used to construct structured wiring systems where connectivity is maintained in the event of link
failures. For example, a single link failure of any link between A and N in
bridges 555 through 888 connected to the network.
G
1
4
Figure 817: Example - Structured Wiring Configuration
698
1
111
2
3
4
C
1 2
333
6 3
5 4
I H
2 1
555 666
3 4
Figure 817
1
A
2
B
4
D E
1
6
5
K J M
2 1 2
777
3 4 3
would leave all the ports of
222
3
F
2
444
3
4
L N
1 2
888
4 3
RSTP Applications
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