TS 33.108 – LI Handover Interface Specification
3GPP TS 33.108 is the 3GPP Technical Specification for LI Handover Interface Specification. Its official 3GPP title is “Handover interface for Lawful Interception (LI)”. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Defines handover interfaces for lawful interception of communications in UMTS/EPS networks, covering IRI and CC delivery to law enforcement.
Releases and versions of TS 33.108
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.4.0 | Read · Download (3GPP) |
| Rel-16 | 16.5.0 | Read · Download (3GPP) |
| Rel-15 | 15.8.0 | Read · Download (3GPP) |
| Rel-14 | 14.6.0 | Read · Download (3GPP) |
| Rel-13 | 13.7.0 | Read · Download (3GPP) |
| Rel-12 | 12.14.0 | Read · Download (3GPP) |
| Rel-11 | 11.7.0 | Read · Download (3GPP) |
| Rel-10 | 10.7.0 | Read · Download (3GPP) |
| Rel-9 | 9.8.0 | Read · Download (3GPP) |
| Rel-8 | 8.14.0 | Read · Download (3GPP) |
Scope of TS 33.108
Category: Security (Lawful Interception). Technology generation: Multi-Gen. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Regulators and standards bodies
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 33.108
- TS 36.413 S1 Application Protocol (S1AP) for E-UTRAN
- TS 29.336 Diameter-based Interfaces for MTC and Packet Data Networks
- TS 33.126 Lawful Interception Requirements
- TS 23.040 SMS Technical Realization for GSM/UMTS/EPS/5GS
- TS 23.038 Character Sets, Languages and Message Handling Requirements for SMS, CBS and USSD
- 32.215 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Telecommunication Management; Charging Management; Charging data description for the Packet Switched (PS) domain)
- TS 29.060 GPRS Tunnelling Protocol (GTP) version 1
- TS 33.106 Lawful Interception Requirements (Pre-Rel-15)
- TS 33.107 Lawful Interception Architecture & Functions
- TS 23.107 UMTS QoS Framework
- TS 23.003 Numbering, Addressing and Identification
- TS 23.032 Universal Geographical Area Description
Specifications that reference TS 33.108
Other specifications in the 33 series
- TS 33.102 3G Security Architecture Specification
- TS 33.105 3G Security: Cryptographic Algorithm Requirements
- TS 33.106 Lawful Interception Requirements (Pre-Rel-15)
- TS 33.107 Lawful Interception Architecture & Functions
- TS 33.110 UICC-Terminal Key Establishment
- TS 33.116 Security Assurance Specification for MME
- TS 33.117 Catalogue of Security Requirements and Tests
- TS 33.122 CAPIF Security Architecture Specification
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 33.108?
3GPP TS 33.108 is the 3GPP Technical Specification for LI Handover Interface Specification. Defines handover interfaces for lawful interception of communications in UMTS/EPS networks, covering IRI and CC delivery to law enforcement.
Which 3GPP releases include TS 33.108?
TS 33.108 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 33.108 belong to?
TS 33.108 belongs to the Security (Lawful Interception) category of 3GPP specifications. It applies to Multi-Gen networks.
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