[NTLUG:Discuss] format of /etc/hosts file

[Chris Cox]

m m wrote:
> Hi all:
> 
> Waht is the right format of /ect/hosts?

You're not supposed to depend on it, but
I've run into software that was particular
about localhost being the first entry
for 127.0.0.1.

Aliases for an IP are supposed to be on the same
line.

192.168.1.1 host1 www aaa1.com bbb1.com ccc1.com


> (1)
> 
> 127.0.0.1 localhost  localhost.localdomain
> or
> 127.0.0.1  localhost.localdomain localhost
> 
> 
> (2)
> 192.168.1.1  host1  www aaa1.com bbb1.com ccc1.com
> 192.168.1.2  host2  www aaa2.com bbb2.com ccc2.com
> or
> 192.168.1.1  host1
> 192.168.1.1 www.aaa1.com  aaa1.com
> 192.168.1.1  www.bbb1.com bbb1.com
> 192.168.1.1  www.ccc1.com  ccc1.com
> 192.168.1.1  host2
> 192.168.1.1 www.aaa2.com  aaa2.com
> 192.168.1.1  www.bbb2.com bbb2.com
> 192.168.1.1  www.ccc2.com  ccc2.com
> or
> 192.168.1.1  host1
> 192.168.1.1 aaa1.com  www.aaa1.com
> 192.168.1.1  bbb1.com www.bbb1.com
> 192.168.1.1  ccc1.com  www.ccc1.com
> 192.168.1.1  host2
> 192.168.1.1 aaa2.com  www.aaa2.com
> 192.168.1.1  bbb2.com www.bbb2.com
> 192.168.1.1  ccc2.com  www.ccc2.com
> 
> 
> basically, I am confused how /etc/hosts be read and applied by the
> application, expecially by apache, sanemail, qmail. (maybe none of then
> use it?!,  the order was set to host, dns)
> 
> thanks.
> 
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