CG-EWCG-001
Wireless E911 Guide
Issue 3, January 6, 2004
BellSouth Wireless E9–1–1/SS7 Interconnection
Guide
A.7.4
Charge Number Parameter
If present, the Charge Number parameter shall contain the caller’s CBN or the non-dialable callback
number, or in Wireline Compatibility Mode it shall contain the pANI. Charge Number is an optional
parameter in the IAM.
Charge Number is an optional parameter in the IAM.
NOTE: Charge Number Parameter is ignored by the NDET when using either of the WRLS_ xxx
signaling options.)
A.7.5
Calling Party Category Parameter (CPC, aka: CPCat)
The Calling Party Category parameter shall be coded as 11100000 (decimal 224) for "emergency service
call".
Calling Party Category is a required parameter in the IAM.
NOTE:
The Calling Party Category parameter encoding "emergency service call" is not required on all E9-1-1
tandem switches and may be waived in some instances. WSPs seeking to waive this requirement should
consult their BellSouth representative. See Attachment "A" for details
A.7.6
Originating Line Information Parameter
For call scenarios #2, and #3 (with or without a hybrid architecture at the Selective Router), the Originating
Line Information parameter shall be coded either as 00111101 (decimal 61) for "cellular services (type1),"
00111110 (decimal 62) for "cellular services (type2)," or 00111111 (decimal 63) for "cellular services
(roaming)." The OLI parameter carries the II digits defined by the NANP administrator. The OLI
parameter and the II values can be found in T1.113 (ANSI ISUP standard). Telcordia has also listed the
wireless II values (61, 62, and 63) in the E9-1-1 SS7 generic requirements document GR-2956.
For call scenario #1, (WCM) the Originating Line Information parameter shall be coded either as 00
(POTS).
Click here to view call scenarios.
Originating Line Information is a required parameter in the IAM.
The Originating Line Information parameter is not required on all E9-1-1 tandem switches and may
be waived in some instances.
NOTE:
WSPs seeking to waive this requirement should consult their BellSouth representative. See Attachment
"A" for details. BellSouth NDETs running software NA016 or higher will require the OLI parameter IF
AIN OFF-BOARD SELECTIVE ROUTING IS BEING USED.
Page 85
Summary of Contents for E911
Page 1: ...Customer Guide CG EWCG 001 Issue 3 January 6 2004 Wireless E911 Guide...
Page 10: ...Wireless E911 Guide CG EWCG 001 Introduction Revision History Issue 3 January 6 2004 Page 10...
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