[asterisk-users] Dial(${PJSIP_DIAL_CONTACTS(Alice)} & ${PJSIP_DIAL_CONTACTS(Bob)}) how not to fail if one endpoint has no registered AOR?

[Benoit Panizzon]

> What about to put eveything in a variable and the remove the last 
> character if it equal &

Yes, I considered this...

What if you dial three endpoints and the middle one (or last one) is
empty? You would also need to remove the first & and any double &
within that string. Is it faisable with asterisk logic?

-Benoît-