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Chapter 3. Operation

61200264L1 Quad E1/PRA Module User Manual

3-9

>TEST

Write security: 4; Read security: 5

These options initiate different types of tests and display test results. The test

menu contains the following menu options (see Figure 3-9).

Figure 3-9. Test Menu

» Prt

Read security: 5

Displays the port number.

» Loc LB

Write security: 4; Read security: 5

(Local Loopback) Causes loopback on near-end port. The following options are

available:

Figure 3-10. Network Loopback Test

These test commands temporarily disrupt service.

Line Metallic loopback (see Figure 3-10).

Port Internal loopback (see Figure 3-10).

Quad E1/PRA

DS1

NI CSU

Line Loopback

Port Loopback

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ADTRAN E1 Bedienungsanleitung Seite 27