with gmond 3.7.1 ，cannot create udp client if band_hostname is on.

[Aruforce]

related config;
udp_send_channel {
bind_hostname = yes
#mcast_join = 239.2.11.71
host=172.17.15.236
port = 8649
ttl = 1
}
logs:
udp_recv_channel mcast_join=NULL mcast_if=NULL port=8649 bind=172.17.15.234 buffer=0
socket created, SO_RCVBUF = 124928

tcp_accept_channel bind=NULL port=8649 gzip_output=0
udp_send_channel mcast_join=NULL mcast_if=NULL host=172.17.15.236 port=8649

Unable to create UDP client for 172.17.15.236:8649. Often means there is no route to IP. Exiting.

anything can help is appreciated！