Conference call
Preliminary conference call setup stage
aStatus bar
bHolding a call
cSUB 1 on hold
dSUB 2 on hold
eDial
fJoin
gConf.
hEnd
iConversation duration SUB 2
jConversation duration SUB 1
Active conference call
aStatus bar
bConnected
cConference (active)
dConference call participant 1
eConference call participant 2
fJoin
gSplit
hEnd
iConference call duration