	SS7 Reference Guide
Table Of Contents
Format of SS7 SU Types
SS7 LSSU Format
SIO Field
MSU Signaling Message Structure
Routing Label
Format of SPC (ANSI)
Format of ISPC (ITU-I)
MTP Management Messages Structure
SNT Heading Code Table
SS7 Function Levels
SNM/SNT Heading Code Table Abbreviations
SNM Heading Code Table
General ISUP Message Format: Mandatory Fixed Part Section
General ISUP Message Format: Mandatory Variable Part Pointers Section
General ISUP Message Format: Mandatory Variable Part Section
SCCP Message Type Table
SCCP Message Parameter Table
SCCP Parameter Name Codes Table
General ISUP CIC Field
ISUP Mandatory/Optional Parameter Table (ANSI)
ISUP Mandatory/Optional Parameter Table (ITU White Book)
ISUP Message Type Table
ISUP Parameter Code Table
TUP Heading Code Table
TUP Heading Code Table Abbreviations
SS7 with SIGTRAN Protocol Stack
Message Classes Supported in SIGTRAN
M3UA Message Class Table
M3UA Message Type Table
M3UA User Data Message Format
M3UA Parameter Code Table
M3UA Error Code Value Table
SUA Message Type Table
SUA Error Code Parameter Table
SUA User Data Message Format (CLDT)
M2PA Message Types
M2PA Link Status Messages
BICC Packet Structure
BICC Message Type Code
ITU-T ISUP 2000 Function/Service
Glossary of SS7 Acronyms
SS7 References

SNM/SNT Heading Code Table Abbreviations

Other SS7 Resources

	SS7 Pocket Guide
	Success Story: Tekelec Support for Large BICC Messages
	The Future of Signaling System 7 & Intelligent Network Services Webinar
	EAGLE 5 Product Family Page
	Strategies for Next-generation Network Database Architectures
	SS7 over IP White Paper

MSG	Message Group
CBA	Changeback-acknowledgment signal
CBD	Changeback-declaration signal
CHM	Changeover and changeback messages
CNP	Connection-not-possible signal
CNS	Connection-not-successful signal
COA	Changeover-acknowledgment signal
COO	Changeover-order signal
CSS	Connection successful signal
DLC	Signaling-data-link-connection-order signal
DLM	Signaling-data-link-connection-messages
ECA	Emergency-changeover-acknowledgment signal
ECM	Emergency-changeover messages
ECO	Emergency-changeover-order signal
FCM	Signaling-traffic-flow control messages
LFU	Link forced uninhibit message
LIA	Link inhibit acknowledgment message
LID	Link inhibit denied message
LIN	Link inhibit message
LLI	Link local inhibit test signal
LRI	Link remote inhibit test signal
LUA	Link uninhibit acknowledgment
LUN	Link uninhibit message
MIM	Management inhibiting messages
RCP	Signaling-route-set-test cluster-prohibited signal
RCR	Signaling-route-set-test cluster-restricted signal
RCT	Signaling-route-set-test-congestion-test signal
RSM	Signaling-route-set-test messages
RSP	Signaling-route-set-test prohibited signal
RSR	Signaling-route-set-test restricted signal
SLTA	Signaling Link Test Acknowledgment
SLTM	Signaling Link Test Message
TCA	Transfer-cluster-allowed signal
TCP	Transfer-cluster-prohibited signal
TCR	Transfer-cluster-restricted signal
TFA	Transfer-allowed signal
TFC	Transfer-controlled signal
TFM	Traffic Management
TFP	Transfer-prohibited signal
TFR	Transfer-restricted signal
TRA	Traffic restart allowed signal
TRM	Traffic restart messages
TRW	Traffic restart waiting signal
UFC	MTP user flow control messages
UPU	User part unavailable signal

Table Of Contents | Glossary of SS7 Acronyms | TUP Heading Code Table Abbreviations | SS7 References

SNM/SNT Heading Code Table Abbreviations

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