Configuring Two-Fiber Unidirectional Msp Services; Networking Diagram - Huawei OptiX OSN 550 Configuration Manual

3 Configuring SDH Services
4.
5.
6.
7.
Step 4 Optional: Modify the parameters SD Condition, Revertive Mode, and Switching Mode for
the linear MSP.
NOTE
1.
2.
3.
4.
5.
Step 5 Check whether the service configuration is correct. For details, see Verifying the Correctness
of the SDH Service Configuration.
Step 6 Enable the performance monitoring function of the NEs. For details, see Setting Performance
Monitoring Parameters of an NE.
Step 7 Back up the configuration data of the NEs. For details, see Backing Up the NE Database to the
SCB Board.
----End
Relevant Task
If the services are configured incorrectly and thus need to be deleted, see Deleting SDH Services.

3.6 Configuring Two-Fiber Unidirectional MSP Services

The two-fiber unidirectional MSP services can provide network level protection for the services
on NEs on the MSP ring. On the U2000, you can add all the NEs on the MSP ring into the
protection subnet to create a two-fiber unidirectional MSP ring.

3.6.1 Networking Diagram

The networking diagram of a single two-fiber unidirectional MSP ring is simple. When you
construct the network, follow a certain order to create and name these NEs and ensure that the
3-26
Select Copy after Creation and click Apply. In the Operation Result dialog box
indicating that the operation succeeded, click Close. Then, the Copy dialog box is
displayed.
In Available Timeslots/Port, select the ports from NE2-Slot3-SP3D-2(SDH_TU-2) to
NE1-Slot3-SP3D-5(SDH_TU-5), and click Add.
In the Operation Result dialog box indicating that the operation succeeded, click Close.
Optional: In the Operation Result dialog box indicating that the operation succeeded,
click Browse Trail to query the created VC12 services.
l The parameter settings of the sink NE must be the same as those of the source NE.
l When modifying Switching Mode,
l Ensure that the protection group is in a proper state.
l Ensure that the protection protocol is disabled.
Choose Service > SDH Protection Subnet > Maintenance SDH Protection Subnet from
the Main Menu to display the SDH Protection Subnet Common Attributes window.
Select the created linear MSP group. In the Protection Subnet Maintenance tab, select
all nodes, right-click and choose Start/Stop Protocol > Stop from the shortcut menu.
Click the Protection Subnet Parameters tab and modify the parameters SD Condition,
Revertive Mode, and Switching Mode.
Click Apply. Then, click Close in the Operation Result dialog box indicating that the
operation succeeded.
After the parameters are modified, restart the protection protocol according to
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OptiX OSN 550 Multi-Service CPE Optical Transmission
System
Configuration Guide
Step 4.2.
Issue 02 (2011-06-30)