Hi Bart,

My IP ranges now have sorted themselves out - it was a time issue as someone 
suggested.

I am curious to understand what you mean by “devices permanently on my network” 
 Do you mean static PCs as well as infrastructure like NAS etc?

Thanks



Edward Kerr
-----------------

> On 5 Oct 2016, at 21:26, Bart D <dzide...@gmail.com> wrote:
> 
> Hi Edward,
> 
> from what I know you can run DHCP on any IP address range and still be able 
> to utilise the rest of this network IP.
> 
> let say you have DHCP set to allocate IP from xxx.xxx.xxx.10 to .253 (network 
> mask 255.255.255.0)
> you can still assign the .1 - .9 addresses to devices with static IP (you can 
> probably use the IP from within DHCP pool and they will be ignored omitted by 
> the DHCP) 
> 
> I use to have static range for devices permanently on my network and DHCP for 
> guest devices. That way you can easily access let say RPi as it will always 
> have static IP and your phone will get random IP as this does not matter for 
> day to day use.
> 
> Hope that this helps
> 
> Bart
>  
> 
> 2016-10-03 15:40 GMT+01:00 Edward Kerr via Peterboro 
> <peterboro@mailman.lug.org.uk <mailto:peterboro@mailman.lug.org.uk>>:
> Hi all,
> 
> Hope its OK to ask this here.  I am sure my router runs Linux somewhere!
> 
> I have few items on my network that I have given fixed IP addresses using Mac 
> address binding on router.  e.g. printer / NAS / TV Recorder/Netflix etc.
> 
> Currently I have allocated fixed IP address fairly randomly.  The DHCP 
> addresses fit around these.
> 
> My router allows me to start DHCP addresses at, say nnn.nnn.nnn.10  or 
> whatever I choose.  Currently not enabled.
> 
> Is it a good idea / good practice to set that value, and allocate fixed IP 
> addresses below that?  I assume that the DHCP server will then allocate IP 
> addresses above that number!?
> 
> If so, if I make the changes, is it wise to turn off all connected equipment 
> except for the machine accessing the router, make the changes, then turn them 
> all on again?
> 
> And will I have to force my Mac to find its new IP address? Preference > 
> network > advanced > Renew DHCP lease  (Or reboot!?)
> 
> Any other gotchas? 
> 
> Other equipment is iPad, Android phones, windows 10, and an ancient windows 
> XP.
> 
> So many questions - but thanks in advance.
> 
> 
> 
> 
> Edward Kerr
> -----------------
> 
> 
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