Interview
+++OpenBSD is great as an OS, but also for it's side projects. My mail +server is using OpenSMTPD on OpenBSD. OpenSMTPD is very easy to +configure compared to other MTA.
+ ++OpenBSD includes also a lot of various network tools that makes it a +great choice for routers. At home I set up two APU2 in redundancy as +personal router, as a commercial box replacement. Everything is +included: CARP makes it easy to manage IP failover mechanism, of course +the firewall pf, and other convenient tools like dhcpd and unbound.
+ +BONUS: OpenBSD makes very easy to play beeper music, see spkr(4).
+ +To play the first notes of Bach's prelude in C minor (BWV 934) +(transposed to A minor to ease the writing), you need two OpenBSD boxes +with beepers, and pipe the two following strings on /dev/speaker on both +computers at the exact same time.
+ +On box 1: +
oll8 +abc<e>b<d cbacea <d>cbdf<a g+f+eg+bd +caeac+a da>e<a>f<a bgdgbg cg>d<g>e<g +afefac gedegc <fedefc bcdbgf +egcgeg f>c<g>cac gcacb-c l4 acl2f +l4dl2o4b l4 g>e. l8dcbab cgl4ep +