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4.5.22 Notification indicator

The purpose of the Notification indicator information element is to indicate information pertaining to a call.

The Notification indicator information element is coded as shown in Figure 4-28 and Table 4-19.

The maximum length of this information element is three octets.

Bits

 

8

7

6

5

4

3

2

1

Octets

 

Notification indicator Information element identifier

 

0

0

1

0

0

1

1

1

1

Length of notification indicator contents

2

1 ext.

Notification description

3

Figure 4-28/Q.931

Notification indicator information element

Table 4-19/Q.931

Notification indicator information element

Notification description (octet 3)

Bits

7 6 5 4 3 2 1

0 0 0 0 0 0 0

User suspended

0 0 0 0 0 0 1

User resumed

0 0 0 0 0 1 0

Bearer service change

All other values are reserved.