H.248 Standards

For a history of previously approved documents and for current work in progress, please refer to the document status page.

Draft H.248 Core Documents
Version	H.248	H.248 ASN.1 File	Implementers Guide, Errata
V1	Gateway control protocol: Version 1 [Superceeded]	h248v1.asn	Complete Text
V2	Gateway control protocol: Version 2 (Corrigendum 1)	h248v2.asn (hypertext)	Complete Text
V3	Gateway control protocol: Version 3 (Amendment 2)		Complete Text

NOTE:

The Implementers Guide must be read along with the standards. Important ITU-approved corrections are found in those documents.

Other Related Draft Recommendations
Standard	Document Title and Related Documents
H.248.2	Gateway control protocol: Facsimile, text conversation and call discrimination packages [See also Amendment 1]
H.248.3	Gateway control protocol: User interface elements and actions packages
H.248.4	Gateway control protocol: Transport over Stream Control Transmission Protocol (SCTP)
H.248.5	Gateway control protocol: Transport over ATM
H.248.6	Gateway control protocol: Dynamic Tone Definition package
H.248.7	Gateway control protocol: Generic Announcement package
H.248.8	Gateway control protocol: Error code and service change reason description
H.248.9	Gateway control protocol: Advanced media server packages
H.248.10	Gateway control protocol: Media gateway resource congestion handling package
H.248.11	Gateway control protocol: Media gateway overload control package
H.248.12	Gateway control protocol: H.248.1 packages for H.323 and H.324 interworking
H.248.13	Gateway control protocol: Quality Alert Ceasing package
H.248.14	Gateway control protocol: Inactivity timer package
H.248.15	Gateway control protocol: SDP H.248 package attribute
H.248.16	Gateway control protocol: Enhanced digit collection packages and procedures
H.248.17	Gateway control protocol: Line test packages
H.248.18	Gateway control protocol: Package for support of multiple profiles
H.248.19	Gateway control protocol: Decomposed multipoint control unit, audio, video and data conferencing packages
H.248.20	Gateway control protocol: The use of local and remote descriptors with H.221 and H.223 multiplexing
H.248.21	Gateway control protocol: Semi-permanent connection handling package
H.248.22	Gateway control protocol: Shared Risk Group package
H.248.23	Gateway control protocol: Enhanced Alerting packages
H.248.24	Gateway control protocol: Multi-frequency tone generation and detection packages
H.248.25	Gateway control protocol: Basic CAS packages
H.248.26	Gateway control protocol: Enhanced analog lines packages
H.248.27	Gateway control protocol: Supplemental tones packages
H.248.28	Gateway control protocol: International CAS packages
H.248.29	Gateway control protocol: International CAS compelled register signalling packages
H.248.30	Gateway control protocol: RTCP extended performance metrics packages
H.248.31	Gateway control protocol: Adaptive jitter buffer package
H.248.32	Gateway control protocol: Detailed congestion reporting package
H.248.33	Gateway control protocol: PCM frame spare bit package
H.248.34	Gateway control protocol: Stimulus analogue lines package
H.248.35	Gateway control protocol: Coin package
H.248.36	Gateway control protocol: Hanging Termination Detection package
H.248.37	Gateway control protocol: IP NAPT traversal package
H.248.38	Gateway control protocol: Base context package
H.248.39	Gateway control protocol: H.248 SDP parameter identification and wildcarding
H.248.40	Gateway control protocol: Application Data Inactivity Detection Package
H.248.41	Gateway control protocol: IP domain connection package
H.248.42	Gateway control protocol: DCME interworking package
H.248.43	Gateway control protocol: Packages for gate management and gate control
H.248.44	Gateway control protocol: Multi-level precedence and pre-emption package
H.248.45	Gateway control protocol: MGC information package
H.248.46	Gateway control protocol: Connection Capability Control Package
H.248.47	Gateway control protocol: Statistic conditional reporting package
H.248.49	Gateway control protocol: Statistic conditional reporting package
H.248.51	Gateway control protocol: Termination connection model package
H.248.52	Gateway control protocol: QoS support packages
H.248.53	Gateway control protocol: Traffic management packages
H.248.54	Gateway control protocol: MPLS support package
H.248.55	Gateway control protocol: Generic pull mode package
H.248.56	Gateway control protocol: Packages for virtual private network support
H.248.57	Gateway control protocol: RTP control protocol package
H.248.58	Gateway control protocol: Packages for application level H.248 statistics
H.248.59	Gateway control protocol: Event timestamp notification package
H.248.60	Gateway control protocol: Identification of content of communication
H.248.61	Gateway control protocol: Packages for network level H.248 statistics
H.248.62	Gateway control protocol: Re-answer Package
H.248.63	Gateway control protocol: Resource Management Packages
H.248.64	Gateway control protocol: IP router packages
H.248.65	Gateway control protocol: Support of the resource reservation protocol
H.248.67	Gateway control protocol: Transport Mode Indication Package
H.248.68	Gateway control protocol: Removal of Digits and Tones Package
H.248.69	Gateway control protocol: Packages for MSRP and H.248 Interworking
H.248.70	Gateway control protocol: Dialling Method Information Packages
H.248.71	Gateway control protocol: RTCP Support Packages
H.248.72	Gateway control protocol: H.248 support for MONA
H.248 Subseries IG	Implementors' Guide for the H.248 Sub-series of Recommendations ("Media Gateway Control Protocol")
H.248.1v2 IG	Implementors' Guide for Recommendation H.248.1 Version 2 (Media Gateway Control Protocol) and its Corrigendum 1 (03/2004)
H.248.1v1 IG	Implementors' Guide for Recommendation H.248.1 Version 1 (03/2002) ("Media Gateway Control Protocol")
H Series Supp 2	H.248.x sub-series packages guide
H Series Supp 6	Gateway control protocol: Decomposed gateways -Control load quantum - Busy hour context attempts (BHCoA) and busy hour session attempts (BHSA)
H Series Supp 7	Gateway control protocol: Establishment procedures for the H.248 MGC-MG control association
H Series Supp 8	Gateway control protocol: Guidelines for synchronized time in ITU-T H.248 domains
H Series Supp 9	Gateway control protocol: Operation of H.248 with H.225, SIP, and ISUP in support of emergency telecommunications service (ETS)/international emergency preference scheme (IEPS)

Note: Annexes were renumbered in February 2002 - Details