The Crackling noise occurs in both scenarios (automatic and analog).

<< Mine>> <<Yours>>

IMSI MCC = 302 302
IMSI MNC = 37 37
CDMA ACCOLA = 4 6
CDMA Home SID = Yes Yes
CDMA fSID = Yes Yes
CDMA fNID = Yes Yes
Home SID = 4139 16420
NID = 0 16420

It was the Bell guy who put in the Home SID "4139" for me.

1) What is CDMA ACCOLA ?