PLANET IGS-10020HPT - Manual (Page 384)

User’s Manual
Guard timeout value to be used to prevent ring nodes from receiving outdated
R-APS messages.
 Guard Time
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 configuration of the Protection Group. Click on the "VLAN Config" link to
confure VLANs for this protection group.
 VLAN Config
PRL Configuration:
Object Description
It can be either RPL owner or RPL Neighbour.  PRL Role
This allows to select the east port or west port as the RPL block.  PRL Port
If the owner has to be changed, then the clear check box allows to clear the RPL
owner for that ERPS ring.
 Clear
Instance Command:
Object Description
Administrative command. A port can be administratively configured to be in either
manual switch or forced switch state.
 Command
Port selection - Port0 or Port1 of the protection Group on which the command is
applied.
 Port
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