Hirschmann RS20 Programming Manual

Sub-Ring (RSR20, RSR30, MACH1000)
Redundanz L2P
Release 5.0 04/09
43
Figure 17: Special case: a Sub-Ring Manager is managing 2 Sub-Rings (2
instances). Depending on the device type, you can configure additional
instances.
Figure 18: Special case: a Sub-Ring Manager is managing the start and the end of a
Sub-Rings at different ports (Single Sub-Ring Manger).
Note: Only connect Sub-Rings to existing basis rings. Do not cascade Sub-
Rings.
RM
SRM 1
SRM 2
SRM 3
RM
SRM 1

Hirschmann RS20 Specifications

General

Mounting	DIN Rail
Operating Temperature	-40°C to +70°C
Protection Class	IP30
Switching Technology	Store-and-Forward
Product Type	Industrial Ethernet Switch
Port Details	10/100 Mbps Ethernet ports
Switching Capacity	3.2 Gbps
MAC Address Table	8k
Management	Web, SNMP
Redundancy	MRP
Ports	8 or 16