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Should dhclient be running all the time?

first sorry for my bad English

you must set your router and Wifi access Point First For Handshake together , to handle connect devices .
then you can go every where you want and you do not disconnect.


> On Ordibehesht 19, 1397 AP, at 1:46 PM, Chris Green <cl at isbd.net> wrote:
> I have a laptop running Ubuntu 17.10 (well, actually xubuntu but that
> makes little difference to this) and I have a problem with dhcp.
> The problem occurs when I move the laptop around and have to change
> from one router's WiFi to another (we have quite a big house). What
> happens is that dhcp seems to fail when connecting to the new router
> and the WiFi on the laptop has no IP, DNS or default route.  I do the
> change manually using the Network Manager applet, i.e. I 'Disconnect'
> wireless and then 'Connect' to a different SSID.
> I've noticed that when this happens there is no dhclient running,
> trying to run it from the command line it just hangs.  Usually if I
> wait a minute or two and then retry the wireless connect everything
> works OK.
> Does anyone have any idea what might be going wrong?
> -- 
> Chris Green
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