[OpenWrt-Devel] WAN dhcp client doesnt recognize unplugged cable and doesnt request new IP on replugged

Jakub Jančo kubco2 at gmail.com
Thu May 14 14:23:02 EDT 2015


Thank you for explanation.

Why does openwrt use force_link on WAN, when it can break internet
connection and remote access?
Or what are advantages of force_link?

Thanks.


--
S pozdravom Jakub Janco

2015-05-14 17:32 GMT+02:00 Hans Dedecker <dedeckeh at gmail.com>:

> On Wed, May 13, 2015 at 12:35 PM, Conor O'Gorman <i at conorogorman.net>
> wrote:
> > On 12/05/15 17:57, Jakub Jančo wrote:
> >>
> >> Hello,
> >>
> >> I have tplink 1043nd with BB
> >>
> >> Problem is that I have dhcp client on WAN and if I unplug cable from
> >> WAN, it doesnt change status, give up dhcp address.
> >>
> >> Even worse is that if I plug cable with another end point with another
> >> network, WAN dhcp client doesnt  pull new IP, I must click on "Connect"
> >> to refresh dhcp client, then new ip is assigned and internet works. Or
> >> restart device.
> >
> >
> > Have a look at ifpugd.
> >
> > But maybe netifd should/could/might do something for this scenario?
> >
> > Conor
> > _______________________________________________
> > openwrt-devel mailing list
> > openwrt-devel at lists.openwrt.org
> > https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel
> netifd has support for link state changes; the network interface will
> be brought up/down
> if the link is active/inactive. However if the force_link parameter is
> enabled for a network
> interface netifd will ignore link state changes.
>
> Hans
> _______________________________________________
> openwrt-devel mailing list
> openwrt-devel at lists.openwrt.org
> https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel
>
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