OPTICAL SYSTEMS DESIGN
DOC ID: 10118101
OSD2512 OPERATOR MANUAL
PAGE 183
Virtual Channel
Sub-rings can either have virtual channel or not on the interconnected node. This is configured
using "Virtual Channel" checkbox. "Yes" indicates it is a sub-ring with virtual channel. "No"
indicates, 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.
Buttons
: Click to add a new Protection group entry.
: Click to save changes.
: Click to undo any changes made locally and revert to previously saved
values.
: Refreshes the displayed table starting from the input fields.