/etc/init.d/bt default

[root@iZ8vb62jf4kqs45p5w1grsZ ~]# /etc/init.d/bt default

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

BT-Panel default info!

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

Bt-Panel-URL: http://**.**.**.**:8888/********

username: *********

password: *********

Warning:

If you cannot access the panel,

release the following port (8888|888|80|443|20|21) in the security group

[root@iZ8vb62jf4kqs45p5w1grsZ ~]# systemctl status firewalld

● firewalld.service - firewalld - dynamic firewall daemon

   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)

   Active: active (running) since Sat 2019-04-27 16:51:29 CST; 1 months 20 days ago

     Docs: man:firewalld(1)

 Main PID: 2484 (firewalld)

   CGroup: /system.slice/firewalld.service

           └─2484 /usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid

Apr 27 16:51:28 iZ8vb62jf4kqs45p5w1grsZ systemd[1]: Starting firewalld - dynamic firewall daemon...

Apr 27 16:51:29 iZ8vb62jf4kqs45p5w1grsZ systemd[1]: Started firewalld - dynamic firewall daemon.

[root@iZ8vb62jf4kqs45p5w1grsZ ~]# firewall-cmd --query-port=8888/tcp

yes