Dumb Block Network Interface

Last Updated : May 08, 2014 |
Figure : 1. Network Interface at Dumb Block




Number

Description

1

Span Section 1

2

Span Section 2

3

120A Integrated Channel Service Unit (ICSU)

4

RJ-48 to Network Interface (up to 1000 Feet) (305 m)

5

Loopback Jack

6

“Dumb” Block (Demarcation Point)

7

Interface Termination or Fiber MUX

8

Central Office