Manoj Joseph wrote:
> I do not use nis. But the problem is that "dns" is not listed in
> /etc/nsswitch.conf.

There you go, that explains it.

> When I boot without enabling pcn0 (on vmware) and then enable it after
> boot, this is what I see:
> 
> -bash-3.2# cat /etc/nsswitch.conf | egrep "^hosts|^ipnodes"
> hosts:              files
> ipnodes:            files
> 
...
> So, that begs the question, why does "ifconfig pcn0 dhcp start" not add
> dns to nsswitch.conf? Is this a but or is it working as designed?

That's as designed.  The ifconfig command simply configures IP 
interfaces.  It doesn't configure naming and other high-level services.

> 
> Adding "dns" manually to /etc/nsswitch.conf fixes the lookup issue.

There's no reason to not have dns in there, even if you don't have 
network connectivity, so that seems fine.

-Seb
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