Kings,

It depends on the question wording - if it is needed they may tell you this.
Otherwise go ahead and ask the proctor.

Regards,
-- 
Piotr Kaluzny
CCIE #25665 (Security), CCSP, CCNP
Sr. Support Engineer - IPexpert, Inc.
URL: http://www.IPexpert.com


On Wed, Feb 24, 2010 at 12:31 PM, Kingsley Charles <
[email protected]> wrote:

> Hi Piotr
>
> You are correct, we need to turn off the validation on the ASA. Will that
> be fine in the real lab?
>
> With regards
> Kings
>
> On Tue, Feb 23, 2010 at 11:40 PM, Piotr Kaluzny <[email protected]>wrote:
>
>> Kings,
>>
>> You are right. The validation process (comparing IKE_ID to the certificate
>> payload) is not always performed, but the VPN Client specifically does it
>> and you should always make sure to force the peer to send DN as IKE_ID
>> (otherwise the client sees NULL in the cert payload and validation fails).
>> Regarding the ASA - I found it depends on the soft version you have there. I
>> would recommend you to configure CN=FQDN and set IKE_ID to DN. If you still
>> experience any problems on ASA, turn off validation using "peer-id-validate"
>> command.
>>
>>
>> --
>> Piotr Kaluzny
>> CCIE #25665 (Security), CCSP, CCNP
>> Sr. Support Engineer - IPexpert, Inc.
>> URL: http://www.IPexpert.com <http://www.ipexpert.com/>
>>
>>
>>   On Tue, Feb 23, 2010 at 4:48 PM, Kingsley Charles <
>> [email protected]> wrote:
>>
>>> Hi Brandon
>>>
>>> The same issue is seen even when I try to connect a VPN client to an IOS
>>> router.
>>>
>>> Lab 4A-4B section 4.6 EzVPN Server IOS.
>>>
>>>
>>> In the solution, the IOS EzVPN server as enrolled with "cn".
>>>
>>>
>>> With both ASA L2L with IOS router and Windows based EzVPN client with IOS
>>> EzVPN server, they both expect that the identity id sent in the IKE message
>>> should match the name is the certificate.
>>>
>>> By default, the IOS router sends the hostname as IKE ID and hence the
>>> peer id validity fails.
>>>
>>> We have two solutions for that:
>>>
>>> Either configure "crypto isakmp identity dn"
>>>
>>> or
>>>
>>> Enroll certificate with cn=name and the name should be the same as the
>>> IKE ID.
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> With regards
>>> Kings
>>>
>>>   On Mon, Feb 22, 2010 at 8:52 PM, Brandon Carroll <
>>> [email protected]> wrote:
>>>
>>>>  Jimmy. Yes, That option defines the alternative name.
>>>>
>>>> Regards,
>>>>
>>>> Brandon Carroll - CCIE #23837
>>>> Senior Technical Instructor - IPexpert
>>>> Mailto: <[email protected]>[email protected]
>>>> Telephone: +1.810.326.1444
>>>> Live Assistance, Please visit: <http://www.ipexpert.com/chat>
>>>> www.ipexpert.com/chat
>>>> eFax: +1.810.454.0130
>>>>
>>>> ::Message Sent from iPhone::
>>>>
>>>> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA
>>>> (R&S, Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice, Security &
>>>> Service Provider) Certification Training with locations throughout the
>>>> United States, Europe and Australia. Be sure to check out our online
>>>> communities at www.ipexpert.com/communities and our public website at
>>>> www.ipexpert.com.
>>>>
>>>> On Feb 22, 2010, at 2:35 AM, Kingsley Charles <
>>>> [email protected]> wrote:
>>>>
>>>>   Hi Brandon
>>>>
>>>> I did see that option of specifying FQDN both in router and ASA. But is
>>>> thst the Alternate Subject name?
>>>>
>>>>
>>>>
>>>>
>>>> With regads
>>>> Kings
>>>>
>>>>
>>>>
>>>> On Mon, Feb 22, 2010 at 5:07 AM, Brandon Carroll <<[email protected]>
>>>> [email protected]> wrote:
>>>>
>>>>> Kings- have you tried this:
>>>>>
>>>>>
>>>>> ciscoasa(config-ca-trustpoint)# fqdn <http://webvpn.cisco.com/>
>>>>> webvpn.cisco.com
>>>>>
>>>>> ! Specifies the FQDN (DNS:) to be used as the subject alternative
>>>>> name.
>>>>>
>>>>> I think this may be what you're looking for.
>>>>>
>>>>>
>>>>> Regards,
>>>>>
>>>>> Brandon Carroll - CCIE #23837
>>>>> Senior Technical Instructor - IPexpert
>>>>> Mailto: <[email protected]>[email protected]
>>>>> Telephone: +1.810.326.1444
>>>>> Live Assistance, Please visit: <http://www.ipexpert.com/chat>
>>>>> www.ipexpert.com/chat
>>>>> eFax: +1.810.454.0130
>>>>>
>>>>> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA
>>>>> (R&S, Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice,
>>>>> Security & Service Provider) Certification Training with locations
>>>>> throughout the United States, Europe and Australia. Be sure to check
>>>>> out our online communities at <http://www.ipexpert.com/communities>
>>>>> www.ipexpert.com/communities and our
>>>>> public website at <http://www.ipexpert.com/>www.ipexpert.com.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Sat, Feb 20, 2010 at 10:13 AM, Kingsley Charles
>>>>> < <[email protected]>[email protected]> wrote:
>>>>> > I have raised for the following reason:
>>>>> >
>>>>> >
>>>>> > I am trying to bring L2L VPN between IOS router ASA. On the ASA, I
>>>>> get the
>>>>> > following error message:
>>>>> >
>>>>> >
>>>>> > Feb 20 01:57:42 [IKEv1]: Group = R3, IP = 162.1.13.3, Unable to
>>>>> compare IKE
>>>>> >  ID against peer cert Subject Alt Name
>>>>> >
>>>>> >
>>>>> >
>>>>> > If I have "peer id validate" with certificate, the tunnel comes up.
>>>>> It seems
>>>>> > the ASA is trying to match the Alt name with the IKE. Since, there is
>>>>> no ALT
>>>>> > name, the validation fails.
>>>>> >
>>>>> >
>>>>> > The I tried adding CN as the hostname in the router during enrollment
>>>>> and
>>>>> > then the tunnel came up without the need of peer id validate" with
>>>>> > certificate on the ASA.
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> > With regards
>>>>> > Kings
>>>>> > On Sat, Feb 20, 2010 at 5:07 PM, Kingsley Charles
>>>>> > < <[email protected]>[email protected]> wrote:
>>>>> >>
>>>>> >> Hi all
>>>>> >>
>>>>> >> I have did it before but it's not striking ne now. When you enroll
>>>>> an IOS
>>>>> >> router or ASA to a CA server, how do we include an Alternate name?
>>>>> >>
>>>>> >> Is CN and Atl Name the same?
>>>>> >>
>>>>> >>
>>>>> >>
>>>>> >> With regards
>>>>> >> Kings
>>>>> >
>>>>> > _______________________________________________
>>>>> > For more information regarding industry leading CCIE Lab training,
>>>>> please
>>>>> > visit <http://www.ipexpert.com/>www.ipexpert.com
>>>>> >
>>>>> >
>>>>>
>>>>
>>>>
>>>
>>> _______________________________________________
>>> For more information regarding industry leading CCIE Lab training, please
>>> visit www.ipexpert.com
>>>
>>>
>>
>>
>>
>
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