Loopback testing with a smart jack

1.

Span section 1

6.

Loopback jack

2.

Span section 2

7.

Network interface smart jack

3.

Span section 3

8.

Interface termination or fiber multiplexer (MUX)

4.

120A2 (or later) ICSU

9.

Central office

5.RJ-48 to network interface (up to 1000 ft. [305 m])

Figure 24. Network interface at smart jack for a 120A2 (or later) ICSU

555-233-116

Issue 4 October 2002 145

Page 145
Image 145
Avaya 555-233-116 manual Network interface at smart jack for a 120A2 or later Icsu