User’s Manual of IGS-5225 series
415
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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Guard timeout value to be used to prevent ring nodes from receiving outdated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
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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 Neighbor.
•
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.
Instant Command:
Object
Description
•
Command
Administrative command. A port can be administratively configured to be in either
manual switch or forced switch state.
•
Port
Port selection - Port0 or Port1 of the protection Group on which the command is
applied.
