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TS 23.433
Service Enabler Architecture Layer for Verticals (SEAL) –
Data Delivery enabler for Vertical applications

V20.1.0 (Wzip)2025/12  … p.
V19.8.0 (PDF)2025/12  … p.
V18.7.0  2025/03  89 p.
Rapporteur:
Mr. Amogh, Niranth
HUAWEI TECHNOLOGIES Co. Ltd.

essential Table of Contents for  TS 23.433  Word version:  20.0.0

each title links to the equivalent title in the CONTENT
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List of Figures and Tables

Figure 5.2-1Business relationship option-A for VAL services
Figure 5.3-1Business relationship option-B for VAL services
Figure 7.2-1Utilization of 5GS network services based on the 5GS SBA - service based representation
Figure 7.2-2Utilization of Core Network Northbound APIs via CAPIF - service based representation
Figure 7.2-3Architecture for SEAL Data Delivery Service
Figure 7.2-4Architecture for application traffic transfer
Figure 7.2-5SEALDD architecture with on-network and off-network
Figure 7.2-6Architecture for multi-modal application traffic transfer with tethered devices.
Figure 7.2-7Application enablement architecture based on SEALDD and PINAPP without SEALDD client in the tethering device
Figure 7.2-8Application enablement architecture based on SEALDD and PINAPP with SEALDD client in the tethering device
Figure 9.2.2.1-1SEALDD signalling transmission connection establishment procedure
Figure 9.2.2.2-1SEALDD enabled regular data transmission connection establishment procedure
Figure 9.2.2.3-1Policy enforced by SEALDD server for connectivity
Figure 9.2.2.4-1SEALDD enabled regular data transmission connection deletion
Figure 9.2.2.5-1SEALDD client initiated connection release
Figure 9.2.2.6-1SEALDD connection status procedure
Figure 9.2.2.7-1Client initiated regular data transmission path establishment
Table 9.2.3.1-1SEALDD enabled Regular transmission request
Table 9.2.3.2-1SEALDD enabled regular transmission response
Table 9.2.3.3-1SEALDD regular transmission connection establishment request
Table 9.2.3.4-1SEALDD regular transmission connection establishment response
Table 9.2.3.5-1SEALDD regular data transmission connection release request
Table 9.2.3.6-1SEALDD regular data transmission connection release response
Table 9.2.3.7-1SEALDD connection status subscription request
Table 9.2.3.8-1SEALDD connection status subscription response
Table 9.2.3.9-1SEALDD connection status notification
Table 9.2.3.10-1SEALDD client connection status reporting configuration request
Table 9.2.3.11-1SEALDD client connection status reporting configuration response
Table 9.2.3.12-1SEALDD client connection status reporting notification
Table 9.2.3.13-1SEALDD connection status subscription update request
Table 9.2.3.14-1SEALDD connection status subscription update response
Table 9.2.3.15-1SEALDD connection status unsubscribe request
Table 9.2.3.16-1SEALDD connection status unsubscribe response
Table 9.2.3.17-1SEALDD data transmission connection establishment request
Table 9.2.3.18-1SEALDD data transmission connection establishment response
Table 9.2.3.19-1SEALDD bandwidth control notify
Table 9.2.4.1-1List of SEALDD server APIs for data distribution
Figure 9.3.1-1E2E redundant transmission traffic flow
Figure 9.3.1-2E2E redundant transmission traffic flow for multiple VAL servers
Figure 9.3.2.1-1E2E redundant transmission path establishment
Figure 9.3.2.2-1Client initiated E2E redundant transmission path establishment
Figure 9.3.2.3-1Policy enforced by SEALDD server for redundant connectivity
Figure 9.3.2.4-1SEALDD enabled URLLC transmission connection deletion
Figure 9.3.2.5-1SEALDD client initiated connection release
Table 9.3.3.3-1SEALDD URLLC transmission connection establishment request
Table 9.3.3.4-1SEALDD URLLC transmission connection establishment response
Table 9.3.3.5-1SEALDD URLLC transmission connection update request
Table 9.3.3.6-1SEALDD URLLC transmission connection update response
Table 9.3.4.1-1List of SEALDD server APIs for redundant transmission
Figure 9.4.2.2-1SEALDD adaptation in the CAPIF architecture
Figure 9.4.3.2.1-1VAL server registered to EES with associated SEALDD server address as VAL server endpoint
Figure 9.4.3.2.2-1EAS register to EES with associated SEALDD server information
Figure 9.4.3.2.3-1VAL server and SEALDD server registered to EES
Figure 9.5.2.1-1Storage service creation
Figure 9.5.2.2-1Storage service reservation
Figure 9.5.2.3-1Access to stored data in SEALDD server
Figure 9.5.2.4-1Storage management procedure
Figure 9.5.2.5-1Stored data transfer procedure between VAL servers
Table 9.5.3.1-1SEALDD data storage creation request
Table 9.5.3.2-1SEALDD data storage creation response
Table 9.5.3.3-1SEALDD data storage status notification
Table 9.5.3.4-1SEALDD data storage fetch request
Table 9.5.3.5-1SEALDD data storage fetch response
Table 9.5.3.6-1SEALDD data storage management request
Table 9.5.3.7-1SEALDD data storage management response
Table 9.5.3.8-1SEALDD data storage delivery subscription request
Table 9.5.3.9-1SEALDD data storage delivery subscription response
Table 9.5.3.10-1SEALDD data storage delivery notification
Table 9.5.3.11-1SEALDD data storage delivery request
Table 9.5.3.12-1SEALDD data storage delivery response
Table 9.5.3.13-1SEALDD delivery connection establish request
Table 9.5.3.14-1SEALDD delivery connection establish response
Table 9.5.4.1-1List of SEALDD server APIs for data storage
Figure 9.6.2.1-1SEALDD context transfer
Figure 9.6.2.2-1SEALDD support of UE's service continuity
Table 9.6.3.1-1SEALDD context push request
Table 9.6.3.2-1SEALDD context push response
Table 9.6.3.3-1SEALDD context pull request
Table 9.6.3.4-1SEALDD context pull response
Table 9.6.3.5-1SEALDD inform ACR event request
Table 9.6.3.6-1SEALDD inform ACR event response
Table 9.6.3.7-1SEALDD inform ACR event notifiation
Table 9.6.4.1-1List of SEALDD server APIs for UE's service continuity
Figure 9.7.2.1-1SEALDD enabled data transmission quality measurement procedure
Figure 9.7.2.2-1SEALDD enabled data transmission quality query procedure
Figure 9.7.2.3-1VAL data transmission quality measurement reported by SEALDD client
Table 9.7.3.1-1SEALDD transmission quality measurement subscription request
Table 9.7.3.2-1SEALDD transmission quality measurement subscription response
Table 9.7.3.3-1SEALDD transmission quality measurement notification
Table 9.7.3.3-2SEALDD transmission quality measurement reports list
Table 9.7.3.4-1SEALDD transmission quality query request
Table 9.7.3.5-1SEALDD transmission quality query response
Table 9.7.3.6-1Transmission quality measurement subscription request
Table 9.7.3.7-1Transmission quality measurement subscription response
Table 9.7.3.8-1Transmission quality measurement notification
Table 9.7.3.9-1SEALDD transmission quality measurement subscription update request
Table 9.7.3.10-1SEALDD transmission quality measurement subscription update response
Table 9.7.3.11-1SEALDD transmission quality measurement unsubscribe request
Table 9.7.3.12-1SEALDD transmission quality measurement unsubscribe response
Table 9.7.4.1-1List of SEALDD server APIs for transmission quality measurement
Figure 9.8.2.1-1SEALDD enabled bandwidth control transmission procedure
Figure 9.8.2.2-1SEALDD enabled congestion control procedure
Figure 9.9.2.1-1SEALDD enabled data transmission quality guarantee procedure by switching SEALDD server
Figure 9.9.2.2-1SEALDD data transmission quality guarantee with redundant transmission
Figure 9.9.2.3-1SEALDD data transmission quality guarantee with BAT and periodicity adaptation
Figure 9.9.2.4-1SEALDD enabled data transmission quality guarantee using Non-3GPP access
Figure 9.9.2.5-1procedure of supporting the user group level QoS guarantee
Table 9.9.3.1-1Transmission quality management request
Table 9.9.3.2-1Transmission quality management response
Table 9.9.4.1-1API list for transmission quality management
Figure 9.10.2.1-1SEALDD policy configuration
Figure 9.10.2.2-1SEALDD policy configuration update
Figure 9.10.2.3-1SEALDD policy configuration delete
Figure 9.10.2.4-1SEALDD client policy configuration request
Figure 9.10.2.5-1SEALDD client policy configuration update request
Figure 9.10.2.6-1SEALDD client policy configuration delete request
Table 9.10.3.1-1SEALDD policy configuration request
Table 9.10.3.2-1SEALDD policy configuration response
Table 9.10.3.3-1SEALDD policy configuration update request
Table 9.10.3.4-1SEALDD policy configuration update response
Table 9.10.3.5-1SEALDD policy configuration delete request
Table 9.10.3.6-1SEALDD policy configuration delete response
Table 9.10.3.7-1SEALDD client policy configuration request
Table 9.10.3.8-1SEALDD client policy configuration response
Table 9.10.3.9-1SEALDD client policy configuration update request
Table 9.10.3.10-1SEALDD client policy configuration update response
Table 9.10.3.11-1SEALDD client policy configuration delete request
Table 9.10.3.12-1SEALDD client policy configuration delete response
Table 9.10.4.1-1List of SEALDD server APIs for policy configuration
Figure 9.11.2.1-1SEALDD background data transfer
Figure 9.11.2.2-1SEALDD background data transfer subscription update
Figure 9.11.2.3-1SEALDD background data transfer unsubscribe
Table 9.11.3.1-1SEALDD background data transfer subscription request
Table 9.11.3.2-1SEALDD background data transfer subscription response
Table 9.11.3.3-1SEALDD background data transfer notification
Table 9.11.3.4-1SEALDD background data transfer update subscription request
Table 9.11.3.5-1SEALDD background data transfer update subscription response
Table 9.11.3.6-1SEALDD background data transfer unsubscribe request
Table 9.11.3.7-1SEALDD background data transfer unsubscribe response
Table 9.11.4.1-1List of SEALDD server APIs for background data transfer
Figure 9.12.2.1.2-1SEALDD enabled multi-modal data transmission connection establishment procedure
Figure 9.12.2.2.2-1SEALDD enabled multi-flow synchronization procedure
Figure 9.12.2.3.2-1SEALDD and VAL coordination measurement based on PIN procedure
Figure 9.12.2.3.3-1SEALDD measurement based on PIN procedure
Figure 9.12.2.3.4-1Establishment of SEALDD-UUc connection between the SEALDD client on 3GPP UE and tethered device
Figure 9.12.2.4.2-1Policy enforced by SEALDD server for connectivity between two UEs
Table 9.12.3.1-1SEALDD enabled multi-modal transmission request
Table 9.12.3.2-1SEALDD enabled multi-modal transmission response
Table 9.12.3.3-1SEALDD multi-modal transmission connection establishment request
Table 9.12.3.4-1SEALDD multi-modal transmission connection establishment response
Table 9.12.3.5-1SEALDD-UUc connection request
Table 9.12.3.6-1SEALDD-UUc connection response
Table 9.12.3.7-1Inform XR transmission request
Table 9.12.3.8-1Inform XR transmission response
Table 9.12.3.9-1Trigger XR transmission request
Table 9.12.3.10-1Trigger XR transmission response
Table 9.12.4.1-1List of SEALDD server APIs for XR transmission
Figure 9.13.2-1SEALDD enabled adaptive data transmission procedure
Table 9.13.3.1-1SEALDD adaptive data transmission request
Table 9.13.3.2-1SEALDD adaptive data transmission response
Table 9.13.4.1-1List of SEALDD server APIs for adaptive data transmission
Figure 10.2.2.1-1SEALDD enabled data transmission for delay-tolerant satellite services
Figure 10.2.2.2-1Client initiated data transmission for delay-tolerant satellite services
Table 10.2.3.1-1SEALDD enabled DTwithS&F transmission request
Table 10.2.3.2-1SEALDD enabled DTwithS&F transmission response
Table 10.2.3.3-1SEALDD DL delivery notification
Table 10.2.3.4-1Sdd_S&FTransmission_notification
Figure B.2-1SEALDD utilizing MSGin5G
Figure C-1Overall lifecycle of SEALDD
Figure D.2-1SEALDD deployment for media delivery

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