ITU Q.2959:1996
ITU Q.2959:1996 Digital Subscriber Signalling System No.2 - Call Priority Recommendation specifies the messages, information elements and procedures needed to support priority treatment of calls on the User-Network Interface (UNI).
Table of Contents
1.Scope2.References
3.Definitions
4.Abbreviations
5.Description
5.1Applicationtointerfacestructure
5.2CapabilitiessupportedbythisRecommendation
5.3Generaloverview
6.Operationalrequirements
6.1Provisionandwithdrawal
6.2Requirementsontheoriginatingnetworkside
6.3Requirementsonthedestinationnetworkside
7.Primitivedefinitionsandstatedefinitions
7.1Primitivedefinitions
7.2Statedefinitions
8.Codingrequirements
8.1Messages
8.1.1ModificationofmessagesinRecommendation
Q.2931
8.2Informationelements
8.2.1Priorityinformationelement
SignallingproceduresatthecoincidentSBandTB
referencepoints
ProcedureatoriginatingUNI
ProcedureatdestinationUNI
ProceduresattheTBreferencepointfor
interworkingwithprivateB-ISDNs
Interworkingwithothernetworks
InterworkingwithCS-1networks
InterworkingwithDSS1
Interworkingwithnetworksthatdonotsupport
CallPriorityHandling
Interactionwithsupplementaryservices
Parametervalues
Dynamicdescription(SDLs)