Figure 5-10 Setting Blsr Properties - Cisco ONS 15327 User Documentation

Bidirectional Line Switched Rings
Ring Reversion—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 ring
reversion setting, particularly if "never" (i.e., non-revertive) is selected.
West Line—Assign the west BLSR port for the node from the pull-down menu. (In
•
is Slot 1.)
East Line—Assign the east BLSR port for the node from the pull-down menu. (In
•
is Slot 2.)
The east and west ports must match the fiber connections and DCC terminations set up in the
the BLSR Trunk Cards" procedure on page 5-7
on page

Figure 5-10 Setting BLSR properties

Click OK.
Step 5
Note
Complete Steps 2 – 5 at each node that you are adding to the BLSR.
Step 6
After you configure the last BLSR node, wait for the BLSR Ring Map Change dialog box to display (this
Step 7
can take 10 – 30 seconds).
Note
On the BLSR Ring Map Change dialog, click Yes.
Step 8
On the BLSR Ring Map dialog box, verify that the ring map contains all the nodes you provisioned in
Step 9
the expected order. If so, click Accept. If the nodes do not appear, or are not in the expected order, repeat
Steps 1 – 8, making sure no errors are made.
Switch to network view and verify the following:
Step 10
• A green span line appears between all BLSR nodes
Cisco ONS 15327 User Documentation, R3.3
5-10
5-8.
Some or all of the following alarms display during BLSR setup: E-W MISMATCH, RING
MISMATCH, APSCIMP, APSDFLTK, BLSROSYNC. The alarms will clear after you
configure all the nodes in the BLSR.
The dialog box will not display if SDCC Termination alarms (e.g., EOC) or BLSR alarms
(such as E-W MISMATCH and RING MISMATCH) are present. If an SDCC alarm is
present, review the DCC provisioning at each node; use the
Terminations" procedure on page
each node, making sure each node is provisioned correctly. You can also follow alarm
troubleshooting procedures provided
and the "Create the BLSR DCC Terminations" procedure
5-8. If BLSR alarms have not cleared, repeat Steps 1 – 6 at
inChapter 14, "Alarm Troubleshooting".
Chapter 5 SONET Topologies
Figure
Figure 5-8, this
"Install
"Create the BLSR DCC
June 2002
5-8, this