MongoDB does not open Port

systemctl status mongod
● mongod.service - MongoDB Database Server
   Loaded: loaded (/lib/systemd/system/mongod.service; enabled; vendor preset: enabled)
   Active: active (running) since Wed 2023-03-22 09:29:51 CET; 13s ago
     Docs: https://docs.mongodb.org/manual
 Main PID: 20523 (mongod)
   Memory: 16.1M
   CGroup: /system.slice/mongod.service
           └─20523 /usr/bin/mongod --config /etc/mongod.conf

Mär 22 09:29:51 linsrv150 systemd[1]: Started MongoDB Database Server.
Mär 22 09:29:51 linsrv150 mongod[20523]: {"t":{"$date":"2023-03-22T08:29:51.761Z"},"s":"I",  "c":"CONTROL",  "id":20697,   "ctx":"main","msg":"Renamed existing log file","attr":{"oldLogPath":"/var/log/mongodb/mon


telnet 127.0.0.1 27017
Trying 127.0.0.1...
telnet: Unable to connect to remote host: Connection refused

netstat -an |grep LISTEN
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:443             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:60623           0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:111             0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:42131           0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN
tcp6       0      0 :::46575                :::*                    LISTEN
tcp6       0      0 :::111                  :::*                    LISTEN
tcp6       0      0 :::56625                :::*                    LISTEN
tcp6       0      0 :::22                   :::*                    LISTEN


systemctl status ufw
Unit ufw.service could not be found.

iptables -L
Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination