<rew ¤ fwd>

3.3.13 USER INFORMATION

This message is sent by the user to the network to transfer information to the remote user. This message is also sent by the network to the user to deliver information from the other user. See Table 3-47.

Table 3-47/Q.931

USER INFORMATION message content

Message type: USER INFORMATION
Significance: access
Direction: both

Information element

Reference
(subclause)

Direction

Type

Length

Protocol discriminator

4.2

Both

M

1

Call reference

4.3

Both

M

2-*

Message type

4.4

Both

M

1

More data

4.5

Both

O (Note)

1

User-user

4.5

Both

M

2-255

Note - Included by the sending user to indicate that another USER INFORMATION message pertaining to the same message block will follow.