Date: Fri, 22 Dec 2000 16:53:45 +0100 From: cam (Camille HUOT) <cam@bsdfr.org> To: Tim Ayers <tayers@bridge.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: /etc/hosts and including domains Message-ID: <20001222165345.1b395da9.cam@bsdfr.org> In-Reply-To: <8zp835yf.fsf@tim.bridge.com> References: <8zp835yf.fsf@tim.bridge.com>
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On 22 Dec 2000 08:07:20 -0600 Tim Ayers <tayers@bridge.com> wrote: > I am curious about the default contents of /etc/hosts. Right after I > install FreeBSD-4.1.1, I look in /etc/hosts and it contains something > like > > 127.0.0.1 localhost > 192.168.196.2 janis.quaday.com janis > 192.168.196.2 janis.quaday.com. > > I understand the localhost line. But I don't know the reasoning for > including "janis.quaday.com". Is the domain defined explicitly > anywhere when using DNS or is this (and the hostname= line in > /etc/rc.conf) the place where my domain is specified? > > And I really don't understand what the "janis.quaday.com." is > doing. Why have the name including DNS 'root'? And why on a separate > line instead of just another alias on the same line? > > Finally, what's the correct way to add the other local hosts to my > /etc/hosts? Like > > 192.168.196.3 joan > > or > > 192.168.196.3 joan.quaday.com joan > > Thanks for the enlightenment. Now back to figuring out my real > problems. ;-) > > Hope you have a very nice day, :-) > Tim Ayers (tayers@bridge.com) this file describe some kind of "shortcuts" to hosts. you can put a line like this 10.1.1.2 joe for example and do "ssh joe" instead of doing "ssh pcjoe.quaday.com" this file is less important when you have a dns server on your machine, but not all people have it, and since the /etc/hosts file is read *before* doing a dns request (you can change it), it is fast. on a simple line you have to put 1 IP address, then as many names you want, in the default file, the system put 192.168.196.3 joan.quaday.com joan to bypass the dns procedure. (faster) I advise you to fill this file with the hosts you often contact to go faster just be careful that their IP address don't change ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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