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Re: connect ethernet cable at run-time
On 2009-09-25, Laurie Gellatly <laurie.gellatly@netic.com> wrote:
> With my project I found some interesting things with DHCP and
> network cables. If the network cable was unplugged at startup
> then there is no IP address. I found that I could run out of
> file handles
Does that happen because of something the DHCP client task is
doing?
> and that DHCPinit call would never return even if the cable
> was later inserted. I had to work around that and then
> regularly call init_all_network_interfaces in the main TCP
> listening task just after it also fed the watchdog if the IP
> address was 0.0.0.0.
Wouldn't fixing the DHCP client code be a better approach?
> Switching in and out of DHCP or static addressing was also
> coded.
Most of our products require you to reboot the device after
changing the IP configuration.
--
Grant
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