A.1 Creating group events subscription
24.5443GPPGroup Management - Service Enabler Architecture Layer for Verticals (SEAL)Protocol specificationRelease 17TS
A.1.1 General
The information in this annex provides a normative description of the parameters which will be sent by SGM-C while creating group events subscription and the parameters which will be sent by SGM-S as a response to request for creating subscription.
A.1.2 Client side parameters
The SGM-C shall convey the following parameters while sending request for creating group events subscription.
Table A.1.2-1: Client side parameters for creating group events subscription
|
Parameter |
Description |
|
VAL User Id |
REQUIRED. Represents a VAL user who initiates subscription. |
|
Callback-URI |
REQUIRED. Represents where to send HTTP notifications |
|
Subscription Info |
REQUIRED. Represents a space-separated list of the subscription type information as specified in table A.1.2-2. |
Table A.1.2-2: Subscription information
|
Parameter |
Description |
|
Event |
REQUIRED. Represents the type of notification which client requires. This specification defines following type of notifications: – 0x01: SUBSCRIBE_GROUP_ANNOUNCEMENT – 0x02: SUBSCRIBE_GROUP_MODIFICATION |
|
expiry time |
REQUIRED. Represents the time in seconds up to which the subscription is desired to be kept active and the time after which the subscribed event shall stop generating notifications. |
|
Group ID list |
REQUIRED if "Event" parameter is set to SUBSCRIBE_GROUP_MODIFICATION (0x02) or SUBSCRIBE_GROUP_IDENTITY_LIST (0x04). Represents a space-separated list of VAL group ID of the groups |
|
Minimum Interval |
OPTIONAL. Indicates the minimum time interval between consecutive notifications. Defaults to 0 if not provided. |
A.1.3 Server side parameters
The SGM-S shall convey the following parameters while sending response to the creating group events subscription request.
Table A.1.3-1: Server side parameters for response to creating group events subscription
|
Parameter |
Description |
|
Identity |
REQUIRED. A unique string representing subscription identity. |