Cisco Systems 15454M6DC Manuel D’Utilisation
5-14
Cisco ONS 15454 Installation and Operations Guide
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Chapter 5 SONET Topologies
Bidirectional Line Switched Rings
Figure 5-13 Enabling an optical
port
Step 5
Repeat Steps 2 – 4 for the other optical card configured as a DCC termination.
Step 6
(Four-fiber BLSR only) Repeat Steps 2 – 4 for each protect card.
Step 7
Repeat Steps 2 – 5 at each node that will be in the BLSR.
. After you configure the timing you can provision the BLSR.
Procedure: Provision the BLSR
Step 1
Log into one BLSR node.
Step 2
Select the Provisioning > Ring tabs.
Step 3
Click Create.
Step 4
On the Create BLSR dialog box (
), set the BLSR properties:
•
Ring Type—select the BLSR ring type, either two-fiber or four-fiber.
•
Ring ID—Assign a ring ID (a number between 0 and 9999). Nodes in the same BLSR must have the
same Ring ID.
same Ring ID.
•
Node ID—Assign a Node ID. The Node ID identifies the node to the BLSR. Nodes in the same
BLSR must have unique Node IDs.
BLSR must have unique Node IDs.
•
Reversion time—Set the amount of time that will pass before the traffic reverts to the original
working path. The default is 5 minutes. All nodes in a BLSR ring should have the same reversion
time setting, particularly if “never” (i.e., non-revertive) is selected.
working path. The default is 5 minutes. All nodes in a BLSR ring should have the same reversion
time setting, particularly if “never” (i.e., non-revertive) is selected.
•
West Port—Assign the west BLSR port for the node from the pull-down menu. (In
, this
is Slot 5.)