Interlogix NS4750-24S-4T-4X, User Manual

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Instant Configuration:
Object Description

Configuration
Red
: This ERPS is only created and has not yet been configured - is not active.
Green
: This ERPS is configured - is active.

Guard Time
Guard timeout value to be used to prevent ring nodes from receiving outdated
R-APS messages.
The period of the guard timer can be configured in 10 ms steps between 10 ms
and 2 seconds, with a default value of 500 ms

WTR Time
The Wait To Restore timing value to be used in revertive switching.
The period of the WTR time can be configured by the operator in 1 minute steps
between 5 and 12 minutes with a default value of 5 minutes.

Hold Off Time
The timing value to be used to make persistent check on Signal Fail before
switching.
The range of the hold off timer is 0 to 10 seconds in steps of 100 ms

Version
ERPS Protocol Version - v1 or v2

Revertive
In Revertive mode, after the conditions causing a protection switch has cleared,
the traffic channel is restored to the working transport entity, i.e., blocked on the
RPL.
In Non-Revertive mode, the traffic channel continues to use the RPL, if it is not
failed, after a protection switch condition has cleared.

VLAN Config
VLAN configuration of the Protection Group. Click on the "VLAN Config" link to
configure VLANs for this protection group.
PRL Configuration:
Object Description

PRL Role
It can be either RPL owner or RPL Neighbour.

PRL Port
This allows to select the east port or west port as the RPL block.

Clear
If the owner has to be changed, then the clear check box allows to clear the RPL
owner for that ERPS ring.