freebsd

How to setup TCP Wrappers (TCPD) Under FreeBSD

Simple setup instructions for TCP Wrappers for FreeBSD. 1. Add the TCP Wrappers port from /usr/ports/security/tcp_wrappers, or add it as a package from /stand/sysinstall. 2. Set up banners. Banners contain the message displayed, if any, when tcpd is called for a particular service. Create the banners directory if necessary, and create the banner files as [...]

Why does FreeBSD see my disk as smaller than the manufacturer says it is?

Disk manufacturers calculate gigabytes as a billion bytes each, whereas FreeBSD calculates them as 1,073,741,824 bytes each. This explains why, for example, FreeBSD’s boot messages will report a disk that supposedly has 80 GB as holding 76,319 MB. Also note that FreeBSD will (by default) reserve 8% of the disk space.

How to find your netmask – FreeBSD

It is important to note that in FreeBSD (unlike linux) you will use the correct netmask for all IPs (even aliases) but with FreeBSD you will only need this once. After you have added the first IP the rest of the IPS (aliases) will use netmask 255.255.255.255. The following will guide you to how to [...]