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SRS-1050 Q.931 Logging Codes ( Appendix D
Page D-6
Table D-2 Information Element Codes
Information element code...............Meaning
AC......................................................Adjunct Control
AT......................................................Associated Type
BC.......................................................Bearer Capability
CAU...................................................Cause
CDN....................................................Called Party Number
CGN ....................................................Calling Party Number
CID .....................................................Channel Identification
CR.......................................................Call Reference
DC.......................................................Display Control
DCA ...................................................Destination Call Appearance
DF.......................................................Display Field
EI.........................................................Endpoint Identifier
ERR.....................................................Element Error
FA.......................................................Feature Activation
FI.........................................................Feature Indication
KP.......................................................Keypad
KPC ....................................................Keypad Control
LS........................................................Locking Shift
LLC.....................................................Low Layer Capability
MIE.....................................................Management
OCA ...................................................Origination Call Appearance
OCR....................................................Other Call Reference
PI.........................................................Progress Indicator
RI ........................................................Restart Indicator
SCA ....................................................Selected Call Appearance
SIG......................................................Signal
SWH...................................................Switchhook
ST .......................................................Call State
TC.......................................................Terminal Capabilities
UC.......................................................User Code