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Date: Tue, 21 Aug 2012 16:46:23 +0400
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: Lev Serebryakov <lev@FreeBSD.org>
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Cc: Garrett Cooper <yanegomi@gmail.com>, current@freebsd.org, jhb@FreeBSD.org
Subject: Re: r239356: does it mean, that synchronous dhcp and dhcplcinet with
 disabled devd gone?
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On Tue, Aug 21, 2012 at 03:45:48PM +0400, Lev Serebryakov wrote:

> Hello, Lev.
> You wrote 21 августа 2012 г., 15:40:35:
> 
> GC>> Try reverting r239356 -- if that works, then please let jhb@ know.
> LS>   I'm confused by  this commit, because it seems (from comment alone),
> LS> that  dhclient  will not work without devd anymore (with "synchronous
> LS> dhcp" option in rc.conf).
> LS>   Am I right?
>  Also,  I  don't  like idea of removing IP address from interface when
> cable is unplugged. It was very disturbing behavior of Windows
> machines for years. I've unplug cable to change switch port for only a
> second and all connections are broken, even if one second later
> dhcpclient receive SAME lease! I don't like this. FreeBSD was very
> tolerant to unplugging cable for eons, and I (and not only me) like
> it. If I understand this change properly, it is no more the case :(

Not only cable.
Turn on microwave, lost WiFi connection and lost all open ssh
session (and other network connection).