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3.4.1 RESTART

This message is sent by the user or network to request the recipient to restart (i.e. return to an idle condition) the indicated channel(s) or interface. See Table 3-49.

Table 3-49/Q.931

RESTART message content

Message type: RESTART
Significance: local
Direction: both

Information element

Reference
(subclause)

Direction

Type

Length

Protocol discriminator

4.2

Both

M

1

Call reference

4.3

Both

M (Note 1)

2-*

Message type

4.4

Both

M

1

Channel identification

4.5

Both

O (Note 2)

2-*

Display

4.5

n ® u

O (Note 3)

(Note 4)

Restart indicator

4.5

Both

M

3

NOTES

1. This message is sent with the global call reference defined in 4.3.

2. Included when necessary to indicate the particular channel(s) to be restarted.

3. Included if the network provides information that can be presented to the user.

4. The minimum length is 2 octets; the maximum length is network dependent and is either 34 or 82 octets.