88 | Managing the Radio
Aprisa SRx User Manual 1.3.0
Ethernet Operating Mode
The Ethernet Operating Mode defines how Ethernet / IP traffic is processed in the radio. The default
setting is Bridge.
Option
Function
Bridge
Bridge mode inspects each incoming Ethernet frame source and
destination MAC addresses to determine if the frame is forwarded
over the radio link or discarded.
Router
Router mode inspects each incoming IP source and destination IP
addresses to determine if the packet is forwarded over the radio
link or discarded.
TERMINAL PROTECTION
Protection Type
The Protection Type defines if a radio is a stand-alone radio or part of an Aprisa SR Protected Station. The
default setting is None.
Option
Function
None
The Aprisa SR radio is stand-alone radio (not part of an Aprisa SR
Protected Station).
Redundant
(Protected Station)
Set to make this Aprisa SR radio part of an Aprisa SR Protected
Station.
The RF ports and interface ports from two standard Aprisa SR
radios are switched to the standby radio if there is a failure in the
active radio
Monitored Hot Standby
(Protected Station)
Set to make this Aprisa SR radio part of an Aprisa SR Protected
Station.
The RF ports and interface ports from two standard Aprisa SR
radios are switched to the standby radio if there is a failure in the
active radio.
The standby radio is monitored to ensure its correct operation
should a switch-over be required. See ‘Monitored Alarms’ on page
270 for the list of monitored alarms.
Serial Data Driven Switching Set to make this Aprisa SR radio part of an Aprisa SR Data Driven
Protected Station.
This feature is a future development.
Protection Unit
The Protection Unit defines if this radio is the primary radio or secondary radio in a Protected Station.
One radio in the Protected Station is set to Primary and the other radio to Secondary.
It is recommended that radio A (the left radio) be configured as the Primary and that radio B (the right
radio) be configured as the Secondary. The default setting is Primary.
This menu item is only applicable if this radio is to become part of an Aprisa SR Protected Station.