EoL for FreeBSD 9.3
“[FreeBSD-Announce] FreeBSD 9.3, 10.1 and 10.2 EoL”(FreeBSD-announce ML), As of January 1, 2017, FreeBSD 9.3, 10.1 and 10.2 have reached end-of-life and will no longer be supported by the FreeBSD Security Officers Team.ということで，このサーバのOSを9.3-RELEASEから10.3-RELEASEに移行した…