[asterisk-users] "CBAnn" channel not going away in Asterisk 12

[Richard Kenner]

> It may show up in 'bridge show all' - but I'd actually expect it not
> to show up there either.

Actually, it does.  I have a screen full of bridges with 0 channels.

I just tried an experiment where all I have is

exten => 329,1,Answer(1000)
 same => n,Confbridge(1234)

with absolutely nothing else going on and those leak too.  I need to understand
why I'm seeing this and nobody else is.