unknown port tcp 4190 on linux?

tcp 0 0 0.0.0.0:4190 0.0.0.0:* LISTEN

using netstat:
netstat -natop |grep 4190
tcp 0 0 0.0.0.0:4190 0.0.0.0:* LISTEN 274/dovecot aus (0.00/0/0)

>> this belongs to dovecut > and is a remote management port, that we don't need!

to remove > just deinstall the management package:
apt-get purge dovecot-managesieved

or bind the tcp 4190 just to localhost

see also: https://blog.tausys.de/2015/06/17/dovecot-offenen-externen-port-managesieve-entfernen/

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