Firewall blocks rdp

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21
Сводка

Mar 19 10:04:36 Updated: systemd-libs-219-67.el7_7.4.x86_64
Mar 19 10:04:38 Updated: libsss_certmap-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:39 Updated: libsss_idmap-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:40 Updated: clamav-filesystem-0.102.2-3.el7.noarch
Mar 19 10:04:42 Updated: clamav-update-0.102.2-3.el7.x86_64
Mar 19 10:04:43 Updated: clamav-lib-0.102.2-3.el7.x86_64
Mar 19 10:04:44 Updated: nethserver-subscription-inventory-3.5.4-1.ns7.x86_64
Mar 19 10:04:45 Updated: kmod-libs-20-25.el7_7.1.x86_64
Mar 19 10:04:46 Updated: libipa_hbac-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:47 Updated: libsss_nss_idmap-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:49 Updated: sssd-client-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:50 Updated: firewalld-filesystem-0.6.3-2.el7_7.4.noarch
Mar 19 10:04:51 Updated: libsss_sudo-1.16.4-21.el7_7.3.x86_64
Mar 19 10:04:52 Updated: python-sssdconfig-1.16.4-21.el7_7.3.noarch
Mar 19 10:04:55 Updated: kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64
Mar 19 10:04:56 Updated: libsss_autofs-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:00 Updated: binutils-2.27-41.base.el7_7.3.x86_64
Mar 19 10:05:02 Updated: kmod-20-25.el7_7.1.x86_64
Mar 19 10:05:20 Updated: systemd-219-67.el7_7.4.x86_64
Mar 19 10:05:22 Updated: sssd-common-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:24 Updated: sssd-krb5-common-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:25 Updated: sssd-common-pac-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:26 Updated: sssd-ipa-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:27 Updated: sssd-ad-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:29 Updated: sssd-ldap-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:30 Updated: sssd-krb5-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:31 Updated: sssd-proxy-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:34 Updated: python-requests-2.6.0-9.el7_7.noarch
Mar 19 10:05:36 Updated: nethserver-subscription-3.5.4-1.ns7.noarch
Mar 19 10:05:38 Updated: python-firewall-0.6.3-2.el7_7.4.noarch
Mar 19 10:05:41 Updated: firewalld-0.6.3-2.el7_7.4.noarch
Mar 19 10:05:42 Updated: nethserver-subscription-ui-3.5.4-1.ns7.noarch
Mar 19 10:05:43 Updated: sssd-1.16.4-21.el7_7.3.x86_64
Mar 19 10:05:45 Updated: systemd-sysv-219-67.el7_7.4.x86_64
Mar 19 10:05:46 Updated: clamav-0.102.2-3.el7.x86_64
Mar 19 10:05:48 Updated: rsyslog-8.24.0-41.el7_7.4.x86_64
Mar 19 10:05:49 Updated: systemd-python-219-67.el7_7.4.x86_64
Mar 19 10:06:59 Installed: kernel-3.10.0-1062.18.1.el7.x86_64
Mar 19 10:07:12 Updated: kernel-tools-3.10.0-1062.18.1.el7.x86_64
Mar 19 10:07:13 Updated: clamd-0.102.2-3.el7.x86_64
Mar 19 10:07:14 Updated: libgudev1-219-67.el7_7.4.x86_64
Mar 19 10:07:17 Updated: nethserver-fail2ban-1.3.7-1.ns7.noarch
Mar 19 10:07:18 Updated: nethserver-dnsmasq-1.7.1-1.ns7.noarch
Mar 19 10:07:29 Updated: python-perf-3.10.0-1062.18.1.el7.x86_64
Mar 19 10:14:13 Installed: nethserver-openvpn-1.9.2-1.ns7.noarch
Mar 23 08:35:50 Updated: nethserver-mail-smarthost-2.12.2-1.ns7.noarch
Mar 23 16:48:09 Erased: nethserver-openvpn-1.9.2-1.ns7.noarch
Mar 23 16:48:13 Erased: nethserver-vpn-ui-1.2.10-1.ns7.noarch

I installed vpn on March 19th.
after removing vpn on March 23rd, nothing has changed.

22

Indeed, the problem was fail2ban. The IP I need was blocked. But I always thought that fail2ban blocks incoming connections, not outgoing ones.

23

Maybe was blocked for incoming connection… therefore banned for both directions.