When all the servers are exhausted for UDP setup emit "no servers
could be reached" in udp_ready(). This message can also be emitted
for a recv_done() error and for TCP connection failure similarly.
(cherry picked from commit 4d529ee12a)
When all the servers are exhausted for UDP setup emit "no servers
could be reached" in udp_ready(). This message can also be emitted
for a recv_done() error and for TCP connection failure similarly.
(cherry picked from commit 4d529ee12a)