Tag: Firewall

[How To] Enable iptables log file in Ubuntu 11.04

Edit syslog configuration file vim /etc/rsyslog.d/50-default.conf Restart rsyslog service service rsyslog restart Change owner of the firewall.log file chown syslog:adm /var/log/firewall.log After “kern.* -/var/log/kern.log” line add #iptables Log kern.debug /var/log/firewall.log
Blocking Skype in FreeBSD

Blocking Skype in FreeBSD

We need computer with Windows and Skype installed, preferably the latest version. Turning off all programs that could connect to the Internet, windows update and everything else. Lets enable Skype and log in, that it …

ipfw nat on FreeBSD 7

In the kernel configuration add: options IPFIREWALL # firewall options IPFIREWALL_VERBOSE # enable logging to syslogd (8) options IPFIREWALL_DEFAULT_TO_ACCEPT # allow everything by default options IPDIVERT options IPFIREWALL_FORWARD options DUMMYNET options IPFIREWALL_NAT # ipfw kernel …
Internet gateway on FreeBSD

Internet gateway on FreeBSD

Building a gateway to the global network on FreeBSD – this is one of the most frequent cases using this system. The main pluses of this decision are: stability, scalability, resistance to high loads and …