Huawei OptiX OSN 550 Configuration Manual page 132

3 Configuring SDH Services
Prerequisite
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Procedure
Step 1 Choose Service > SDH Trail > Create SDH Trail from the Main Menu.
Step 2 Create a VC4 server trail.
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Step 3 Set up a protection VC4 server trail using the same method as setting up a VC4 server trail.
During the setup of a protection VC4 server trail, ensure that the originated node is NE1, the
terminated node is NE3, and the pass-through node is NE4.
Step 4 Create VC12 services.
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The physical network topology must be set up.
NEs, boards, and fibers must be successfully created on the U2000.
The operator must understand the information provided in
Allocation.
Set associated parameters as follows. Set Level to VC4 Server Trail, and take default
values for other parameters.
Double-click the source NE (NE1) and sink NE (NE3) on the right of the Main Topology,
and set up a VC4 server trail from NE1 to NE3 via NE2.
a. On the Route Constraint tab, right-click Explicit Node, and then choose Add.
b. In the Add Explicit Node dialog box that is displayed, set Type and What for
configuring the pass-through node NE2.
c. Click OK. The VC4 server trail is sure to stretch from NE1 to NE3 via NE2
Click Apply. Then, click Close in the Operation Result dialog box indicating that the
operation succeeded.
Optional: In the Operation Result dialog box indicating that the operation succeeded,
click Browse Trail to query the created VC4 server trail.
In Create SDH Trail, set associated parameters as follows. Set Level to VC12, and take
default values for other parameters.
Double-click the source NE (NE1) on the right of the Main Topology. The Select Board
Port-Source dialog box is displayed. Select the required SP3D board and Tributary
Port, and then click OK.
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OptiX OSN 550 Multi-Service CPE Optical Transmission
3.8.2 Signal Flow and Timeslot
System
Configuration Guide
Issue 02 (2011-06-30)