Aaron at cisco
Aug 24, 2009, 10:37 AM
Post #6 of 6
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Yep, saw that one, which is why the additional debugs will be useful
too. (incl. the "debug ip peer" that Josh suggested [hi, Josh!])
----
On 8/24/2009 10:35 AM, mays [at] win (Joseph Mays) wrote:
> Aaron --
>
> Thanks for the response. I appreciate your help figuring this one out. I
> posted a later message about the same problem to this list with the subject
> line "PPP fails with IOS upgrade," in which I included some of the debug
> output you are asking for. The problem is certainly occurring after call
> completion, after radius authentication, and after the cisco at least thinks
> it has assigned an IP, because a "show users" output (while the PC has gone
> past authenticating and says "Registering your computer with the remote
> server") shows the user with an assigned IP address on the cisco side.
>
> If you refer to the later message I think you'll find more specific
> information. If you'd like a copy of the show run from the box let me know.
>
> ----- Original Message -----
> From: "Aaron Leonard" <Aaron [at] cisco>
> To: "Joe Mays" <jfmays [at] launchpad>
> Cc: <cisco-nas [at] puck>
> Sent: Monday, August 24, 2009 1:12 PM
> Subject: Re: [cisco-nas] Problem with IOS change on AS5400
>
>
> Let's also add in some AAA and RADIUS stuff:
>
> debug aaa authen
> debug aaa author
> debug radius
>
> and get the "show run".
>
> Aaron
>
> ----
>
> On 8/24/2009 9:56 AM, Aaron [at] Cisco (Aaron Leonard) wrote:
>> Joe,
>>
>> I don't have any answer to this, but here's how you would figure it out.
>>
>> 1. while running 12.2(16) and with everything working as desired,
>> you would get this:
>>
>> debug isdn q931 (or "debug cas", if using CAS)
>> debug csm modem
>> debug spe modem stati
>> debug modem
>> debug ppp negotiation
>> debug dhcp
>>
>> Have a client dial in and connect up as desired.
>>
>> 2. Load up 12.3(13b) and have the same client dial in, with the
>> same debugs running, and let's see what happens.
>>
>> Aaron
>>
>> ----
>>
>> On 8/21/2009 11:12 PM, jfmays [at] launchpad (Joe Mays) wrote:
>>> Hello. I'd like to hear any insight people might be able to offer on a
>>> mysterious problem. We have an AS5400 we have been using for inbound
>>> dialup with no problem. it was running 12.2 16. We upgraded it to 12.3
>>> 13b and dialup stopped working. People could still dial in and get
>>> radius authentication, and the cisco would show them as logged in and
>>> having been assigned an IP from the pool, but from the client side it
>>> disconnects saying it timed out waiting on a response from the server.
>>> Without changing anything in the config I reverted it to 12.2 16 again
>>> and things worked fine again. The IOS versions have the same feature
>>> set I believe. I'm including the flash contents here so you can see
>>> the two IOS versions. Any suggestions people might have would be
>>> appreciated.
>>>
>>>
>>> voiptrunks#dir
>>> Directory of flash:/
>>>
>>> 1 -rw- 15241404 Oct 14 2005 21:35:51
>>> c5400-js-mz.122-16.T17.bin
>>> 2 -rw- 401385 Oct 14 2005 21:55:53 np.8.8.1.spe
>>> 3 -rw- 15903976 Aug 21 2009 03:55:13 c5400-js-mz.123-13b.bin
>>>
>>> 31981568 bytes total (434416 bytes free)
>>>
>>>
>>> --
>>> "I do not much like to take the tone of a moralist. But the danger of
>>> the baobabs is so little understood, and such considerable risks would
>>> be run by anyone who might get lost on an asteroid, that for once I am
>>> breaking through my reserve. 'Children,' I say plainly, 'watch out for
>>> the baobabs!'"
>>> -- Antoine de Saint-Exupéry, "The Little Prince"
>>>
>>> _______________________________________________
>>> cisco-nas mailing list
>>> cisco-nas [at] puck
>>> https://puck.nether.net/mailman/listinfo/cisco-nas
> _______________________________________________
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>
>
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