[CentOS] Set hostname via DHCP ?

Niki Kovacs contact at kikinovak.net
Mon Jun 29 08:20:45 UTC 2009


Niki Kovacs a écrit :
> 
> If I take a look at /var/lib/dhclient/dhclient-eth0.leases (on the 
> client), here's a summary of the lease:
> 
> lease {
>    interface "eth0";
>    fixed-address 192.168.1.2;
>    option subnet-mask 255.255.255.0;
>    option routers 192.168.1.254;
>    option dhcp-lease-time 86400;
>    option dhcp-message-type 5;
>    option domain-name-servers 62.4.16.70,62.4.17.69;
>    option dhcp-server-identifier 192.168.1.252;
>    option broadcast-address 192.168.1.255;
>    option host-name "raymonde";
>    option domain-name "local";
>    renew 1 2009/6/29 17:04:30;
>    rebind 2 2009/6/30 04:47:44;
>    expire 2 2009/6/30 07:47:44;
> }
> 
> Here's what 'hostname' returns:
> 
> # hostname
> raymonde
> 
> But when I go for the domain name, I get this:
> 
> # hostname -d
> hostname: Hôte inconnu --> means 'Unknown host' in french :o)
> 
> Any idea what I'm doing wrong here?

OK, I think I got my mistake. When I specify a domain name (with 'option 
domain-name'), this is in fact what gets written to the client's 
/etc/resolv.conf in the 'search' line. But to handle the fully qualified 
domain name centrally, I have to use DNS.

Correct me if I'm wrong.

Niki



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