Firewall

fail2ban – lost connection after auth from unknown

Output of the fail2ban log file Jul 20 14:57:56 mattionline postfix/smtpd[997]: connect from unknown[103.238.231.244] Jul 20 14:57:56 mattionline postfix/smtpd[997]: lost connection after CONNECT from unknown[103.238.231.244] Jul 20 14:57:56 mattionline postfix/smtpd[997]: disconnect from unknown[103.238.231.244] Jul 20 14:57:58 mattionline postfix/smtpd[1000]: lost connection after AUTH from unknown[103.238.231.244] Jul 20 14:57:58 mattionline postfix/smtpd[1000]: disconnect from unknown[103.238.231.244] Jul 20 14:58:10 …

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pfsense – configure port forwarding

Configure port forwarding in pfsense Firewall -> NAT -> Port forward -> Add Protocol: TCP Destination port range: HTTPS Redirect target ip: 192.168.2.130 Redirect target port: HTTPS Description: Allow HTTPS -> Save Check if it’s working Mathiass-MacBook-Pro:~ mathias$ curl -k –head https://YOURDOMAIN.TLD HTTP/1.1 401 Unauthorized Date: Sun, 11 Jun 2017 13:14:41 GMT Server: Apache WWW-Authenticate: …

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pfsense – virsh startup error – network interfaces

I have removed the virtual network interface „brtsbot“ which was the own subnet for my teamspeak 3 music bot. Because of that my pfsense firewall (virtual machine) doesn’t came up. So i had to remove the network interface brtsbot from the network card setting. With virsh edit Firewall you are able to edit the xml …

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pfsense – tcpdump/tshark ringbuffer/ringpuffer

mit ifconfig das interface herausfinden (inet, netmask, broadcast) tshark -n -i vtnet0 -a filesize:100000 -b files:3 -w wantrace.pcapng # -n disable network object name resolution (hostnames statt ips) # -i capture interface # -a stop writing to a capture file after the specified filesize in kb (100mb logfiles) # -b use 3 files for the …

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pfsense – how to add a subnet

How to add a subnet in pfsense: brctl addbr brtsbot ip link set brtsbot up 192.168.3.0/30 Netz: 192.168.3.0 Gateway: 192.168.3.1 TSBot: 192.168.3.2 Broadcast: 192.168.3.3 virt-manager: brtsbot bei TSBot e1000 interface für pfsense -> tsbot virtio pfsense rebooten interfaces enable brtsbot static ipv4 dhcp6 ipv4 address 192.168.3.1 /30 statische ip in dem os vergeben Auf firewall …

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pfsense – lan interface stürzt ab

pfsense brlan interface stürzt ab: Lösung in der VM – per SSH einloggen ifconfig em0 down ifconfig em0 up https://forum.pfsense.org/index.php?topic=106973.msg595849#msg595849 Permanente Lösung Habe in meiner pfsense VM von e1000 auf virtio umgestellt und nun geht es wunderbar.

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