Hirschmann RS40 - 1.1 Comparison of the redundancy procedures

Introduction
10
1.1 Comparison of the redundancy procedures
Redundancy L2E
Release 4.1 03/08
1.1 Comparison of the
redundancy procedures
RSTP HIPER-Ring
Version 1, 2
HIPER-Ring
Version 3
Redundant
coupling
Link aggrega-
tion
Switching time < 30 s,
typically < 1 s
(STP < 30 s)
depends
heavily on the
number of
Switches
< 0.5 s
Practically in-
dependent of
the number of
Switches
< 10 ms
With 5 Switch-
es in the ring.
With more
than 5 Switch-
es, the switch-
ing time
increases.
typically 0.15 s -
Network topol-
ogy
Random struc-
ture
Ring Ring Coupling of
network seg-
ment/rings via
a main line
and a redun-
dant line
Coupling of
network seg-
ments via mul-
tiple active
lines with
dynamic load
distribution
Table 1: Features of the redundancy procedures