[CentOS] Reliable way of having both LAN and WIFI on headless box

Tue Jan 10 22:20:08 UTC 2017
Kahlil Hodgson <kahlil.hodgson at dp.exchange>

I'd be looking at your logs to see if there is any indication why the
wifi does not come up during boot

> sudo journalctrl -b    # current boot
> sudo journalctrl -b -1 # previous boot


On Wed, Jan 11, 2017 at 7:59 AM, Eliezer  Croitoru <eliezer at ngtech.co.il> wrote:
> NetworkManger should work pretty nice and good as required.
> Just run the right cronjob every minute to make sure the connection is up or
> down and find out if it's possible to reconnect.
> NetworkManager is kind of does all you need automatically so you should not
> do anything unless there is a technical issue.
> Eliezer
> ----
> Eliezer Croitoru
> Linux System Administrator
> Mobile: +972-5-28704261
> Email: eliezer at ngtech.co.il
> -----Original Message-----
> From: CentOS [mailto:centos-bounces at centos.org] On Behalf Of Gary Stainburn
> Sent: Tuesday, January 10, 2017 11:25 AM
> To: CentOS mailing list <centos at centos.org>
> Subject: Re: [CentOS] Reliable way of having both LAN and WIFI on headless
> box
> On Tuesday 10 January 2017 08:53:17 John R Pierce wrote:
>> On 1/9/2017 7:11 PM, fred roller wrote:
>> > On Mon, Jan 9, 2017 at 12:04 PM, Frank
>> > Cox<theatre at melvilletheatre.com>
>> >
>> > wrote:
>> >> That sounds like a weak signal from your wifi transmitter.
>> >
>> > Or signal interference.  Where is the antennae located on the server?
>> > Ran into signal issues with antennae which were tucked behind the
>> > server before.
>> indeed, the back of a desktop or server system, sitting on the floor
>> (or in a rack) surrounded by piles of cables, is the worst possible
>> place for a 2.4GHz or 5.7GHz antenna
> The server is in a rack, but the dongle is plugged in the front and is 5m
> from the HP Procurv AP that covers the whole of the first floor.
> A key point I thought I had included in the OP is that this is mostly a
> problem on startup.  It does sometimes drop off during use, but mainly the
> problem  is not being able to activate it on startup.
> I am a traditionalist and long for the days before NetworkManager when
> networks were much simpler to admin, and much more stable.
> Is it possible to remove NetworkManager and go back to the good old days,
> and still have WIFI work properly?
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Kahlil (Kal) Hodgson                       GPG: C9A02289
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