Merged revisions 250043 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r250043 | lmadsen | 2010-03-02 15:51:35 -0500 (Tue, 02 Mar 2010) | 7 lines
  
  Update documentation to clarify purpose of unanswered option.
  
  (closes issue #16267)
  Reported by: elsto
  Patches: 
        cdr.conf.sample.patch.txt uploaded by lmadsen (license 10)
  Tested by: davidw, elsto
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@250045 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/cdr.conf.sample

@@ -21,6 +21,12 @@
 ; mode, you will see one CDR, with one of the call targets on one side, and the originating
 ; channel on the other, and then one CDR for each channel attempted. This may seem
 ; redundant, but cannot be helped.
+;
+; In brief, this option controls the reporting of unanswered calls which only have an A 
+; party. Calls which get offered to an outgoing line, but are unanswered, are still 
+; logged, and that is the intended behaviour. (It also results in some B side CDRs being
+; output, as they have the B side channel as their source channel, and no destination 
+; channel.)
 ;unanswered = no
 
 ; Define the CDR batch mode, where instead of posting the CDR at the end of