Hirschmann MACH 1040 Series, Руководство пользователя

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Introduction
10
1.1 Overview of Redundancy Topolo-
gies
Redundancy
Release 6.0 07/2010
1.1 Overview of Redundancy
Topologies
To introduce redundancy onto layer 2 of a network, first clarify which network
topology you require. Depending on the network topology selected, you then
choose from the redundancy protocols that can be used with this network
topology.
The following topologies are possible:
Network topology Possible redundancy
procedures
Comments
Tree structure
without loops
(cycle-free) Only possible in
combination with
physical loop creation -
Topology with 1
loop Ring Redundancy -
Table 1: Overview of Redundancy Topologies