ISUP Mandatory/Optional Parameter Table (ANSI)



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Message 
IAM  INR  INF  CRA  CRM  COT  ACM  EXM  ANM  CPG  FOT  REL  CFN  CVR  CVT
RLC 
CCR
RSC
LPA 
BLO
UBL
UCIC 
BLA
UBA 
SUS
RES 
CGB
CGU 
CGBA
CGUA 
GRS
GRA
COM 
COR  FAC 
PARAMETER FIELD 
Message Type 
Access Transport 
Automatic Congestion Level 
Backward Call Indicators 
Business Group 
Call Reference 
Called Party Number 
Charge Number 
Calling Party Number 
Calling Party's Category 
Carrier Identification 
Carrier Selection Information 
Cause Indicators 
Circuit Group Assignment Map 
Circuit Group Characteristic Indicators 
Circuit Group Supervision Message Type Ind 
Circuit Indentification Name 
Circuit State Indicator 
Circuit Validation Response Ind 
CLLI Code 
Connection Request 
Continuity Indicators 
Egress Service 
Event Information 
Forward Call Indicators 
Generic Address 
Generic Digits 
Generic Name 

 

Message 
IAM  INR  INF  CRA  CRM  COT  ACM  EXM  ANM  CPG  FOT  REL  CFN  CVR  CVT
RLC 
CCR
RSC
LPA 
BLO
UBL
UCIC 
BLA
UBA 
SUS
RES 
CGB
CGU 
CGBA
CGUA 
GRS
GRA
COM 
COR  FAC 
PARAMETER FIELD 
Hop Counter 
Information Indicators 
Information Request Indicators 
Jurisdiction Information 
Nature of Connection Indicators 
Network Transport 
Notification Indicator 
Original Called Number 
Operator Services Information 
Opt. Backward Call Indicators 
Originating Line Information 
Outgoing Trunk Group Number 
Precedence 
Range and Status 
Redirection Information 
Redirecting Number 
Remote Operation 
Service Activation 
Service Code 
Special Processing Request 
Suspend/Resume Indicators 
Transaction Request 
Transit Network Selection 
Transmission Medium Used 
User Service Information 
User Service Information Prime 
User-to-User Indicators 
User-to-User Information