Hirschmann RS20 Reference Manual page 26

Basic Settings
Note: The following settings are required for the ring ports in a HIPER-Ring:
Bit rate
Autonegotiation
(automatic configuration)
Port
Duplex
Table 2: Port settings for ring ports
Figure 11: Port Configuration Table dialog
26
100 Mbit/s
Off
On
Full
1.4 Port configuration
1000 Mbit/s
On
On
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