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Date:      Sat, 15 Dec 2012 18:13:29 -0800 (PST)
From:      "Chris H" <chris#@1command.com>
To:        "Adrian Chadd" <adrian@freebsd.org>
Cc:        Glen Barber <gjb@freebsd.org>, freebsd-net <freebsd-net@freebsd.org>
Subject:   Re: MAC cloning available like Linux has?
Message-ID:  <37dc5c2f61dfe897d9ea5195e8c93ead.authenticated@ultimatedns.net>
In-Reply-To: <CAJ-Vmom1MHThukf_VjtFJJLGwTHmsWgT0uDVpW%2Bqs4xhyKYpAw@mail.gmail.com>
References:  <fbb9a110e10541ca977e38c0078b8cd4.authenticated@ultimatedns.net> <dcf4605249a8bff03454b85056c62ba4.authenticated@ultimatedns.net> <CA%2BtpaK2ooetDd%2BNE3WNbAQ_3_Kcxit8jvyVf4X9X2wxUc9R4Rg@mail.gmail.com> <22dff5a60850319d50ce4f1a07309562.authenticated@ultimatedns.net> <20121214230414.GF1959@glenbarber.us> <27119a9d879fd4fb124b517b1589d578.authenticated@ultimatedns.net> <20121215115343.GC1342@glenbarber.us> <31ed4a74f0e5c8f3156d725d86590379.authenticated@ultimatedns.net> <20121215181928.GC1344@glenbarber.us> <4206626b0eb77c1955c546d5cf91b4cc.authenticated@ultimatedns.net> <CAJ-VmonjhV2pzAJEXJoKj3mpGPZbXJWR=bKxN1Wp_7wF5jsZFA@mail.gmail.com> <09d1faaf95a2644e1819a042b65ca360.authenticated@ultimatedns.net> <476652410abd01eff09cf38132ebd0f6.authenticated@ultimatedns.net> <CAJ-Vmom1MHThukf_VjtFJJLGwTHmsWgT0uDVpW%2Bqs4xhyKYpAw@mail.gmail.com>

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> Yes, please file a PR so that the documentation gets updated to reflect this.
>
> You can't be the only person who wishes to do this.
>
> As I said, I think it's worth extended rc.conf to have a specific
> "ether" field for ifconfig, so any device-specific weird crap
> (especially when creating cloned devices) can be done at the right
> point before the interface is brought up.
>
> Thanks,
>
>
>
> Adrian

Done! Sent it about 45 minutes ago. :)

Thanks again, to all who took the time to help me through this.

--Chris

>
>
> On 15 December 2012 14:11, Chris H <chris#@1command.com> wrote:
>>>> Hi,
>>>>
>>>> Please file a PR for this. I think this (and mac address
>>> Greetings Adrian, and thank you for your reply.
>>>
>>>> setup/changing on net80211, similar issues) needs both some better
>>>> documentation/FAQ entries and updates to the rc scripts.
>>>>
>>>> I think we may want to add an ifconfig_X_ether="" to set the L2
>>>> address appropriately for an interface.
>>>>
>>>> Thanks,
>>>>
>>>>
>>>>
>>>> Adrian
>>>
>>> Well, on a hunch regarding RC(8), I blew 9.0 off the drive, and
>>> experimented with installing 8.2. But I think I stumbled onto
>>> something. I don't know (yet) if this will carry over to 9.x yet.
>>> But here's what I discovered:
>>>
>>> in rc.conf, adding the following (order is important!), everything
>>> works as expected/desired/anticipated;
>>>
>>> --- begin rc,conf --------------------------------------------------------------
>>> ifconfig_ue0="ether ##:##:##:##:##:##"
>>>
>>> ifconfig_ue0_alias0="DHCP"
>>>
>>> *** or ***
>>>
>>> ifconfig_ue0_alias0="inet ip4.add.ress.anticipated netmask kno.wn.net.mask"
>>>
>>> followed by
>>> defaultrouter="kno.wn.gate.way" --applies for static only
>>> --- end rc,conf --------------------------------------------------------------
>>>
>>> So. It appears this will be the answer. _However_ I can't swear to it
>>> until I spin up && install a (fresh) copy of RELENG_9.
>>> I'll do so, and report back.
>>>
>>> Thanks again, for your reply.
>>>
>>> --Chris
>>
>> OK. The results are in --
>> Using the RC(8) declarations I listed above work not only in RELENG_8,
>> but also in RELENG_9. I just performed an install from the 9.0 CD I
>> downloaded from freebsd.org on 12-12-14. Everything (both as STATIC,
>> and as DHCP) worked as expected/anticipated.
>>
>> Is this still worth a PR(1)?
>>
>> Best wishes, and thanks again, to everyone that took the time to help!
>>
>> --Chris
>>
>>>
>>>
>>>
>>>>
>>>> On 15 December 2012 10:36, Chris H <chris#@1command.com> wrote:
>>>>>> On Sat, Dec 15, 2012 at 10:11:41AM -0800, Chris H wrote:
>>>>>>> Hello Glen, and thank you for your reply.
>>>>>>> > On Fri, Dec 14, 2012 at 11:26:06PM -0800, Chris H wrote:
>>>>>>> >> ifconfig_ue0="DHCP"
>>>>>>> >> create_args_ue0="ether ##:##:##:##:##:##"
>>>>>>> >> create_args is simply ignored.
>>>>>>> >>
>>>>>>> >
>>>>>>> > Ignored how?  What commands are you running to verify it works?
>>>>>>> > For me, create_args_IFNAME works fine on my firewall.
>>>>>>>
>>>>>>> Unfortunately, it had no affect for me.
>>>>>>> The ue0 maintained the same MAC it started with.
>>>>>>> Out of desperation, I even tried it in /boot/loader.conf.
>>>>>>
>>>>>> It is not a loader(8) tunable, it is part of the rc(8) system.
>>>>>>
>>>>>> You did not answer the important part of what I asked - how are you
>>>>>> testing?  Are you rebooting the machine?  Are you using the netif rc
>>>>>> script?
>>>>>
>>>>> Ahh. Sorry, my bad. Rebooting.
>>>>>
>>>>> I have no difficulty issuing:
>>>>> ifconfig ue0 down
>>>>> ifconfig ue0 ether ##:##:##:##:##:##
>>>>> dhclient ue0
>>>>>
>>>>> This method will always return the expected/desired results.
>>>>>
>>>>>>
>>>>>> Glen
>>>>>>
>>>>>>
>>>>> Thanks for the reply.
>>>>>
>>>>> --Chris
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> freebsd-net@freebsd.org mailing list
>>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-net
>>>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
>>>>
>>>
>>> _______________________________________________
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>>>
>>
>




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