Yes it has both ...its a laptop.  I hear what your saying but i have a hard
time wrapping my head around the fact that my wireless card will
communicate with starbucks router..but not mine.   I am going to try and
reconfigure. My linksys router.... i have to factory reset it as i forgot
the password.
On Feb 4, 2015 8:36 AM, "Michael Butash" <michael@butash.net> wrote:

> I don't use Cent ever, but if it's anything like Ubuntu, you get either a)
> network interfaces file ala sysconfig scripts in rh derivatives or b)
> NetworkManager controlling everything, but not both.  If NM is running your
> stack, than it's likely ignoring those configurations as it contains all
> that in dbus and /etc/NetworkManager or like.
>
> If that is a wireless nic, I still think the wireless isn't giving you
> another address, and likely won't in all cases.  Reason is typically
> wireless is meant to have a single client per security association.  This
> is usually controllable to some aspect. There's a reason to prevent this -
> someone bridging their laptop to strong encrypted wireless, and
> representing it via old wep or like I can crack with my phone.  Might work
> at home, but don't always expect that to work in more strict environments.
>
> Does the system have a wired nic on it?  Have you tested with that?
>
> If you want to see the transaction, "tcpdump -i enp0s3 port 67 or port 68"
> that "outside" interface and see if you see the dhcp packet leave the
> wireless.  If you get no response, your router/ap doesn't like another
> request.  If not leaving that interface, it's a local system issue.
>
> Packets on the wire trump all, see if there are any.
>
> -mb
>
>
> On 02/04/2015 01:07 AM, Michael Torres wrote:
>
>> I didnt think that was the reason. just for the simple fact that  I was
>> connected wirelessly at Starbucks......their router assigned me an IP
>> address using the enp0s3 file.
>>
>> anyways,  I removed the device and reinstalled, still the same thing.  I
>> still think its a setting in my router or perhaps Windows strikes again and
>> there is something in the Network Manager that I dont understand.
>>
>> How frustrating.....anyways, thanks for the help, if you think of
>> anything else, please let me know.
>>
>> Going to bed now..
>>
>>
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