[Dnsmasq-discuss] option:ntp-server

Simon Kelley simon at thekelleys.org.uk
Wed Apr 1 20:16:21 BST 2009


Tom Metro wrote:
> Quoting from the sample configuration file:
> 
>   # Set the NTP time server addresses to 192.168.0.4 and 10.10.0.5
>   #dhcp-option=option:ntp-server,192.168.0.4,10.10.0.5
> 
>   # Set the NTP time server address to be the same machine as
>   # is running dnsmasq
>   #dhcp-option=42,0.0.0.0
> 
> The "option:ntp-server" line was added somewhat recently, and when I
> noticed (while merging my local changes into the distribution supplied
> config), I wondered if it needed to be specified in addition to the 42
> option, or if it was redundant.
> 
> Is "option:ntp-server" and 42 equivalent? The man page seems to suggest
> it is. If so, shouldn't the sample config use one of the formats
> (preferably the verbose one) consistently?
> 
>  -Tom
> 

They are equivalent. Old versions of dnsmasq only understood the
numbers, later it was taught the names of the common options.
You can get a list of the options it knows with

dnsmasq -w dhcp

Making the example file consistent would be useful. Patches gratefully
accepted. :-)


Cheers,

Simon.





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