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Content for  TS 23.434  Word version:  18.1.0

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10.3.2.22  Subscribe group configuration requestp. 78

Table 10.3.2.22-1 describes the information flow subscribe group configuration request from the group management client to the group management server.
Information Element Status Description
Requester IdentityMThe identity of the group management client performing the request
VAL group IDMVAL group ID of the group
VAL services requested (see NOTE)OService(s) for which group configuration is requested
Minimum time between consecutive notificationsODefaults to 0 if not provided, otherwise indicates the minimum time interval between consecutive notifications
NOTE:
If 'VAL services requested' is not present, group configuration is requested for all services defined for the VAL group
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10.3.2.23  Subscribe group configuration responsep. 78

Table 10.3.2.23-1 describes the information flow subscribe group configuration response from the group management server to the group management client.
Information Element Status Description
VAL group IDMVAL group ID of the group
ResultMIndicates the success or failure for the result
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10.3.2.24  Notify group configuration requestp. 78

Table 10.3.2.24-1 describes the information flow notify group configuration request from the group management server to the group management client.
Information Element Status Description
Requester IdentityMThe identity of the group management server performing the request
VAL group IDMVAL group ID of the group
VAL group information reference (see NOTE)OReference to information stored relating to the VAL group
Group related key material (see NOTE)OKey material for use with the VAL group
NOTE:
At least one of these information elements shall be present.
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10.3.2.25  Notify group configuration responsep. 79

Table 10.3.2.25-1 describes the information flow notify group configuration response from the group management client to the group management server.
Information Element Status Description
VAL group IDMVAL group ID of the group
ResultMIndicates the success or failure for the result
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10.3.2.26  Configure VAL group requestp. 79

Table 10.3.2.26-1 describes the information flow for configure VAL group request from a VAL server to a group management server.
Information Element Status Description
Requester IdentityMThe identity of the VAL server performing the request
VAL group IDMThe group ID used for the VAL group
VAL group description (see NOTE 2)MInformation related to the VAL group e.g. group definition including communication type, policy, group size, group leader.
VAL service ID list (see NOTE 1)OList of VAL services whose service communications are to be enabled on the group
Geo ID list (see NOTE 1)OList of geographical areas to be addressed by the group
Identity list (see NOTE 1)OList of VAL UE IDs who are invited to be member of the group
Identity list subscriptionOIndicates interest to receive notifications of newly registered or de-registered VAL UE IDs
NOTE 1:
At least one of these IEs shall be present.
NOTE 2:
Group communication type may indicate 5G LAN-Type communication using either Ethernet or IP (IPv4 and/or IPv6) transport.
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10.3.2.27  Configure VAL group responsep. 79

Table 10.3.2.27-1 describes the information flow for configure VAL group response from group management server to a VAL server.
Information Element Status Description
ResultMThe result of the configure VAL group operation
Subscription resultO
(see NOTE)
Indicates whether subscription to receive notifications of newly registered or de-registered VAL UE IDs is successful or not
NOTE:
Shall be present only if there is a subscription in the configure VAL group request and successful.
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10.3.2.28  Group announcementp. 79

Table 10.3.2.28-1 describes the information flow for a group management server to announce a VAL group to the group management clients.
Information Element Status Description
VAL group IDMThe group ID used for the VAL group
VAL group description (see NOTE 3)MInformation related to the VAL group e.g. group definition including communication type and connection parameters, policy, group size, group leader.
VAL service ID list (see NOTE 1)OList of VAL services whose service communications are to be enabled on the group
Geo ID list (see NOTE 1)OList of geographical areas to be addressed by the group.
Identity list (see NOTE 1, NOTE 2)OList of VAL UE IDs who are invited to be member of the group.
NOTE 1:
At least one of these IEs shall be present.
NOTE 2:
This element is not present if it results in privacy concerns.
NOTE 3:
Group communication type may indicate 5G LAN-Type communication using either Ethernet or IP (IPv4 and/or IPv6) transport. Group connection parameters may include DNN and S-NSSAI.
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10.3.2.29  Group registration requestp. 80

Table 10.3.2.29-1 describes the information flow for a group management client to register to a VAL group in response to a group announcement from the group management server. Message filters for throttling messages and notifications is included in this request e.g. for limiting message exchange on a constrained UE, for receiving only improtant group communication.
Information Element Status Description
VAL UE IDMIdentity of the VAL UE registering to the VAL group
VAL Group IDMThe group ID to be registered by the VAL UE for the VAL group
Identity list subscriptionMIndicates interest to receive notifications of newly registered or de-registered VAL UE IDs
Message filtersO Group message communication will be sent to the VAL UE after applying message filters as described in Table 10.3.2.29-2.
Information Element Status Description
IdentitiesOList of VAL UE identities whose messages will be send to the VAL UE being registered
Max number of messages (see NOTE 1)OTotal number of messages allowed to be sent to the VAL UE in a given time frame as defined by the VAL service.
Time frameOTime frame associated to Max number of messages IE
Message Types (see NOTE 2)OList of message types which will be sent to the VAL UE being registered (e.g. high priority messages, or group configuration messages, etc.).
NOTE 1:
Specifying value for max number of messages is outside the scope of SEAL and up to the implementation of a particular Vertical requirement.
NOTE 2:
Message types are as decided by the specific Vertical.
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10.3.2.30  Group registration responsep. 81

Table 10.3.2.30-1 describes the information flow for a group management server to respond for a group registration request from the group management client.
Information Element Status Description
ResultMResult from the VAL server in response to VAL group registration request indicating success or failure
Subscription resultMIndicates whether subscription to receive notifications of newly registered or de-registered VAL UE IDs is successful or not
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10.3.2.31  Identity list notificationp. 81

Table 10.3.2.31-1 describes the information flow identity list notification from the group management server to the group management client.
Information Element Status Description
VAL group IDMIdentity of the VAL group
Identity listMList of VAL UE IDs who are newly registered or de-registered members of the group
Table 10.3.2.31-2 describes the information flow identity list notification from the group management server to the VAL server.
Information Element Status Description
VAL group IDMIdentity of the VAL group
Identity listMList of VAL UE IDs who are newly registered or de-registered members of the group
Message filters listOList of Message filters per VAL UE ID who are newly registered.
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10.3.2.32  Group de-registration requestp. 81

Table 10.3.2.32-1 describes the information flow for a group management client to de-register to a VAL group.
Information Element Status Description
VAL UE IDMIdentity of the VAL UE de-registering to the VAL group
VAL Group IDMThe group ID to be de-registered by the VAL UE for the VAL group
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10.3.2.33  Group de-registration responsep. 81

Table 10.3.2.33-1 describes the information flow for a group management server to respond for a group de-registration request from the group management client.
Information Element Status Description
ResultMResult from the group management server in response to VAL group de-registration request indicating success or failure
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10.3.2.34  Location-based group creation request |R17|p. 82

Table 10.3.2.34-1 describes the information flow location-based group creation request from the group management client or VAL server to the group management server.
Information Element Status Description
Requester IdentityMThe identity of the group management client performing the request.
Location criteriaMCriteria to combine Users or UEs in a location.
VAL service ID list (see NOTE 1)OList of VAL services whose service communications are to be enabled on the group.
VAL service specific information (see NOTE 2)OPlaceholder for VAL service specific information
NOTE 1:
This information element shall be included in the message for creating a group configured for multiple VAL services.
NOTE 2:
The details of this information element are specified in VAL service specific specification and are out of scope of the present document.
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10.3.2.35  Location-based group creation response |R17|p. 82

Table 10.3.2.35-1 describes the information flow location-based group creation response from the group management server to the group management client or VAL server.
Information Element Status Description
VAL group IDM
(see NOTE)
VAL group ID of the group
ResultMIndicates the success or failure for the operation
NOTE:
If the Result information element indicates failure then the value of VAL group ID information element has no meaning.
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10.3.2.36  Group list fetch request |R17|p. 82

Table 10.3.2.36-1 describes the information flow for Group list fetch request from the group management client to the group management server.
Information Element Status Description
IdentityMThe identity of the VAL UE or VAL User performing the operation.
PeriodOIndicates to the group management server to provide list of the groups created between specified period.
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10.3.2.37  Group list fetch response |R17|p. 82

Table 10.3.2.37-1 describes the information flow for Group list fetch response from the group management server to the group management client.
Information Element Status Description
ResultMResult from the group management server in response to group list fetch request indicating success or failure
VAL group IDsMThe list of VAL groups for which the VAL User is a member
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10.3.2.38  Temporary group formation request |R17|p. 83

Table 10.3.2.38-1 describes the information flow for the temporary group formation request from the group management client to the group management server.
Information Element Status Description
VAL group ID listMList of VAL group IDs to be combined
VAL service list (see NOTE)OA subset of the common VAL service(s) to be applied for the temporary group
NOTE:
If this information element is not present, all the VAL service(s) that are common to the groups being combined will be applicable for the temporary group.
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10.3.2.39  Temporary group formation response |R17|p. 83

Table 10.3.2.39-1 describes the information flow for the temporary group formation response from the group management server to the group management client.
Information Element Status Description
VAL group IDO
(see NOTE)
VAL group ID of the temporary group
VAL service listOList of VAL services whose service communications are to be enabled on this temporary group
ResultMIndicates the success or failure of temporary group formation.
NOTE:
Shall be present if the Result information element indicates that the temporary group formation operation is successful. Otherwise VAL group ID shall not be present.
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10.3.2.40  Temporary group formation notify |R17|p. 83

Table 10.3.2.40-1 describes the information flow temporary group formation notify from the group management server to the VAL server.
Information Element Status Description
VAL group ID listMList of constituent VAL group IDs
VAL group IDMVAL group ID of the temporary group
VAL service listOList of VAL services whose service communications are to be enabled on this temporary group.
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10.3.2.41  Temporary group formation notification |R17|p. 83

Table 10.3.2.41-1 describes the information flow temporary group formation notification from the group management server to the group management client.
Information Element Status Description
VAL group ID listMList of constituent VAL group IDs
VAL group IDMVAL group ID of the temporary group
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10.3.2.42  Temporary group formation notification response |R17|p. 84

Table 10.3.2.42-1 describes the information flow temporary group formation notification response from the group management client to the group management server.
Information Element Status Description
VAL group IDMVAL group ID of the temporary group
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