MTP 3 -> MTP 2
Establishes the sender as the user of an SS7 data link. Bind request is the first message sent from the layer 3 application to MTP 2 and is sent once for each link on a TX board that the application uses.
The following table lists the message parameters:
|
Type |
Field |
Description |
|
U8 |
Message Type |
0x04 |
|
S16 |
Service Provider ID |
MTP 2 reference number for the link on the TX board. Valid values are 0 through 15. |
|
S16 |
Service User ID |
Application reference number for this link (typically a link number is global to all links known by layer 3). MTP 2 passes this number in all messages to the application associated with this link. |
|
U8 |
Source Entity ID |
Application entity ID. |
|
U8 |
Source Instance ID |
Application instance ID. |