[root@scCentOS etc]# turnserver -c turnserver.conf.default
0: : Config file found: /usr/local/etc/turnserver.conf.default
0: : log file opened: /var/log/turn_10119_2021-01-06.log
0: :
RFC 3489/5389/5766/5780/6062/6156 STUN/TURN Server
Version Coturn-4.5.2 'dan Eider’
0: :
Max number of open files/sockets allowed for this process: 65535
0: :
Due to the open files/sockets limitation,
max supported number of TURN Sessions possible is: 32500 (approximately)
0: :

==== Show him the instruments, Practical Frost: ====

0: : TLS supported
0: : DTLS supported
0: : DTLS 1.2 supported
0: : TURN/STUN ALPN supported
0: : Third-party authorization (oAuth) supported
0: : GCM (AEAD) supported
0: : OpenSSL compile-time version: OpenSSL 1.0.2k-fips 26 Jan 2017 (0x100020bf)
0: :
0: : SQLite is not supported
0: : Redis is not supported
0: : PostgreSQL is not supported
0: : MySQL is not supported
0: : MongoDB is not supported
0: :
0: : Default Net Engine version: 3 (UDP thread per CPU core)

=====================================================

0: : Domain name:
0: : Default realm: stun.stanserver.cn
0: :
CONFIGURATION ALERT: you specified long-term user accounts, (-u option)
but you did not specify the long-term credentials option
(-a or --lt-cred-mech option).
I am turning --lt-cred-mech ON for you, but double-check your configuration.
0: : WARNING: cannot find certificate file: turn_server_cert.pem (1)
0: : WARNING: cannot start TLS and DTLS listeners because certificate file is not set properly
0: : WARNING: cannot find private key file: turn_server_pkey.pem (1)
0: : WARNING: cannot start TLS and DTLS listeners because private key file is not set properly
0: : NO EXPLICIT LISTENER ADDRESS(ES) ARE CONFIGURED
0: : ===========Discovering listener addresses: =========
0: : Listener address to use: 127.0.0.1
0: : Listener address to use: 172.19.50.233
0: : =====================================================
0: : Total: 1 ‘real’ addresses discovered
0: : =====================================================
0: : NO EXPLICIT RELAY ADDRESS(ES) ARE CONFIGURED
0: : ===========Discovering relay addresses: =============
0: : Relay address to use: 172.19.50.233
0: : =====================================================
0: : Total: 1 relay addresses discovered
0: : =====================================================
0: : pid file created: /var/run/turnserver.pid
0: : IO method (main listener thread): epoll (with changelist)

服务李没有3478，

[root@scCentOS etc]# netstat -ntpl
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 11887/sshd
tcp 0 0 0.0.0.0:444 0.0.0.0:* LISTEN 8438/node
tcp6 0 0 :::3306 :::* LISTEN 11835/mysqld
[root@scCentOS etc]#