Cisco Systems D200 manual DLP-D217 MS-SPRing Exercise Ring Test, 19-16, DLP-D60 Log into CTC, page

Chapter 19 DLPs D200 to D299

DLP- D217 MS-SPRing Exercise Ring Test

DLP-D217 MS-SPRing Exercise Ring Test

Purpose	This task tests the multiplex section-shared protection ring (MS-SPRing)
	functionality without switching traffic. Ring exercise conditions (including
	the K-byte pass-through) are reported and cleared within 10 to 15 seconds.
Tools/Equipment	None
Prerequisite Procedures	DLP-D60 Log into CTC, page 17-49
Required/As Needed	As needed
Onsite/Remote	Onsite or remote
Security Level	Provisioning or higher

Step 1 From the View menu, choose Go to Network View.

Step 2 Click the Provisioning > MS-SPRing tabs.

Step 3 Click the row of the MS-SPRing you will exercise, then click Edit.

Step 4 Exercise the west port:

a.Right-click the west port of any MS-SPRing node and choose Set West Protection Operation. Figure 19-4shows an example. (To move a graphic icon, press Ctrl while you drag and drop it to a new location.)

Note For two fiber MS-SPRings, the squares on the node icons represent the MS-SPRing working and protect channels. You can right-click either channel. For four-fiber MS-SPRings, the squares represent ports. Right-click either working or protect ports.

Figure 19-4 Protection Operation on a Three-Node MS-SPRing

b.In the Set West Protection Operation dialog box, choose EXERCISE RING from the drop-down list.

c.Click OK.

d.In the Confirm MS-SPRing Operation dialog box, click Yes.

On the network view graphic, an E appears on the MS-SPRing channel where you invoked the exercise. The E will appear for 10 to 15 seconds, then disappear.

	Cisco ONS 15454 SDH Procedure Guide, R7.2
19-16	October 2007