Advanced → SIP/RTP → SIP → Listen on SIP TLS Port
n/a
10.1.62.0
<tls_listen perm="PERMISSIONFLAG">VALIDVALUE</tls_listen>
By default the phone doesn't listen on the sip_tls_listen_port for TLS connections. To change this behavior, enable this option.
See also tcp_listen.
on, off
off