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LGB5128A User Manual
174
The West APS PDU handling MEP. Only one APS MEP is associated with interconnected
sub-ring without virtual channel, and it is configured as "0" for such ring instances. "0" in
this field indicates that no west APS MEP is associated with this instance.
Ring Type:
To scroll to select the type of Protection ring. It can be either major ring or sub-ring. .
Interconnected Node:
Interconnected Node indicates that the ring instance is interconnected. Click on the
checkbox to configure this. "Yes” indicates it is an interconnected node for this instance.
"No" indicates that the configured instance is not interconnected.
Virtual Channel:
Sub-rings can either have virtual channel or not on the interconnected node. This is
configured using the "Virtual Channel" checkbox. "Yes” indicates it is a sub-ring with virtual
channel. "No" indicates that a sub-ring doesn't have virtual channel.
Major Ring ID:
Major ring group ID for the interconnected sub-ring. It is used to send topology change
updates on major ring. If ring is major, this value is same as the protection group ID of this
ring.
Alarm:
There is an active alarm on the ERPS. When you complete the setting then switch will
show the alarm status.
Buttons:
Add new ERPS - Click to add a new ERPS entry.
Save – Click to save changes.
Reset- Click to undo any changes made locally and revert to previously saved
values.
Upper right icon (Refresh):
Click on these icons to refresh the information by manually.