[cisco-voip] DMA 4.2 to 6.x staging !!!

Fri Apr 18 11:50:48 EDT 2008

OK, apparently there is a fix for this...

Change the hostname in the DMA file...

Still researching on exact procedure...

Jonathan

On Thu, Apr 17, 2008 at 11:05 AM, Kevin Thorngren <kthorngr at cisco.com> wrote:
> Yes, you cannot change a 4.x hostname due to the information in SQL.
>
>  I  might be misunderstanding the purpose of your comment but what I
> referred to below provides the steps to allow you to change the hostname
> during the upgrade process.  The problem appears to be that DMA does not
> build the migration data if there is an underscore in the hostname.  Yes it
> would be nice if this was a warning instead of error and allowed you to
> proceed with the upgrade, since you are not allowed (I believe) to enter
> invalid hostname characters during the installation.
>
>  Kevin
>
>
>  On Apr 17, 2008, at 11:15 AM, Jonathan Charles wrote:
>
>
> > The problem is not CCM, but SQL.
> >
> > Since the hostname is scattered all over the place inside SQL, you
> > can't change the hostname of the Windows CCM.... but it seems to be a
> > simple matter to change it in the DMA tarball... just search for all
> > references and change it there...
> >
> > However, I am sure this was tried, cuz the rebuild was a nightmare...
> > so, it probably can't be done.
> >
> >
> >
> > Jonathan
> >
> > On Thu, Apr 17, 2008 at 10:13 AM, Kevin Thorngren <kthorngr at cisco.com>
> wrote:
> >
> > > This describes one of the problems that can be encountered with an
> > > underscore in the hostname:
> > >  http://www.ciscotaccc.com/kaidara-advisor/voice/showcase?case=K40221577
> > >
> > >  Although I have not tried this myself the 6.1(1) upgrade documentation
> > > states, on page 20-21:
> > >  "This feature allows you to import your 4.x data to a 6.1(1) server
> without
> > > having to preserve the IP
> > >  Address or Host Name. The IP Address and/or Host name of the 6.1(1)
> server
> > > can differ from the 4.x
> > >  servername. "
> > >
> > >
> > >
> http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/upgrade/6_1_1/upgrd611-pdf.pdf
> > >
> > >  Due to the rules built into DMA I would suspect, although I don't have
> > > documentation to back it up, that any non-DNS supported characters will
> be
> > > flagged as an error.
> > >
> > >  Do you remember if the hostname or IP Address was configured under
> System >
> > > Server?
> > >
> > >  I am note sure if DMA performs the hostname check against the actual
> > > hostname or what is configured under System > Server.  Based on looking
> at
> > > some DMA logs I can see that DMA does keep track of the actual hostname,
> Ip
> > > Address and System Server hostname/IP.
> > >
> > >  Kevin
> > >
> > >
> > >  On Apr 17, 2008, at 10:12 AM, Jonathan Charles wrote:
> > >
> > >
> > >
> > > > I am seriously having no luck finding the bug (another engineer
> > > > contacted TAC and he has since departed...)
> > > >
> > > >
> > > > Jonathan
> > > >
> > > > On Thu, Apr 17, 2008 at 9:04 AM, Voice Noob <voicenoob at gmail.com>
> wrote:
> > > >
> > > >
> > > > > That's because an _ is an accepted character in NetBIOS names which
> is
> > > > >
> > > >
> > > what
> > >
> > > >
> > > > > the computer name is. they were not trying to follow DNS standards.
> What
> > > > >
> > > >
> > > I
> > >
> > > >
> > > > > don't think is correct is that you can't go from an _ in the name,
> use
> > > > >
> > > >
> > > DMA
> > >
> > > >
> > > > > to export the information and then change then name during the
> upgrade
> > > > > process. I think this was a TAC person that didn't do enough
> research
> > > > >
> > > >
> > > and an
> > >
> > > >
> > > > > engineer that just accepted what the TAC person said as gospel. I
> would
> > > > >
> > > >
> > > like
> > >
> > > >
> > > > > to see something that says you can't upgrade if you have a _ in the
> > > > >
> > > >
> > > computer
> > >
> > > >
> > > > > name.
> > > > >
> > > > >
> > > > > On Thu, Apr 17, 2008 at 8:55 AM, Matt Slaga (US)
> > > > >
> > > >
> > > <Matt.Slaga at us.didata.com>
> > >
> > > >
> > > > > wrote:
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > This has to do with standard DNS naming.  Microsoft in their
> infinite
> > > > > >
> > > > > >
> > > > > wisdom allowed _'s even though they are not allowed in the DNS RFC.
> > > > >
> > > >
> > > Linux
> > >
> > > >
> > > > > follows strictly to the DNS RFC which does not allow underscores in
> > > > >
> > > >
> > > names.
> > >
> > > >
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > From: cisco-voip-bounces at puck.nether.net
> > > > > >
> > > > > >
> > > > > [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Voice Noob
> > > > >
> > > > >
> > > > > > Sent: Thursday, April 17, 2008 9:52 AM
> > > > > > To: Jonathan Charles
> > > > > >
> > > > > > Cc: cisco-voip at puck.nether.net
> > > > > > Subject: Re: [cisco-voip] DMA 4.2 to 6.x staging !!!
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > Is this _ problem documented somewhere on Cisco.com? I find it
> hard to
> > > > > >
> > > > > >
> > > > > accept that you could not use an _ for the DMA export.
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > > On Thu, Apr 17, 2008 at 8:34 AM, Jonathan Charles
> <jonvoip at gmail.com>
> > > > > >
> > > > > >
> > > > > wrote:
> > > > >
> > > > >
> > > > > >
> > > > > > Please do not say that you had an underscore in your old
> hostname...
> > > > > >
> > > > > > Because if you do, you cannot run DMA.
> > > > > >
> > > > > > We ran into this a few months ago on a 4.1 - 6.0 upgrade and we
> ended
> > > > > > up having to export everything via BAT and reimporting... TAC said
> an
> > > > > > underscore means DMA cannot be used.
> > > > > >
> > > > > >
> > > > > >
> > > > > > Jonathan
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > On Thu, Apr 17, 2008 at 7:51 AM, Djokic Sinisa <sdjokic at mds.rs>
> wrote:
> > > > > >
> > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > hi crew..
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > i'm staging for migration from CCM 4.2 to UCCM 6.x cluster and i
> did
> > > > > > >
> > > > > >
> > > > >
> > > >
> > > DMA
> > >
> > > >
> > > > >
> > > > > >
> > > > > > > export..
> > > > > > >
> > > > > > > so during UCCM 6.0 install when it asked me for a hostname i
> tried
> > > > > > >
> > > > > >
> > > > >
> > > >
> > > to
> > >
> > > >
> > > > >
> > > > > >
> > > > > > >
> > > > > > >
> > > > > >
> > > > > >
> > > > > enter
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > > > the old one but it didn't excepted it obviously the old hostname
> has
> > > > > > > underscores in it..
> > > > > > >
> > > > > > > it's like COMPANY_CCM_X..
> > > > > > >
> > > > > > > so i entered new one..
> > > > > > >
> > > > > > > is that going to cause problems?..beacuse of the DMA export
> fiule
> > > > > > >
> > > > > > >
> > > > > >
> > > > > >
> > > > > containg
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > > > old hostname..IP address remained the same..
> > > > > > >
> > > > > > > i'm in the middle of it so i don't have any results yet..
> > > > > > >
> > > > > > > if it would cause problems what's the soluton..
> > > > > > >
> > > > > > > i do sincerely hope it;s not the fresh install..
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > thanx..
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > regards..
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > Sinisa Djokic
> > > > > > >
> > > > > > > System Engineer
> > > > > > >  CCNP,CCDA,CQS-CWLDS,CS-CIPTDS,CS-CIPCCES Cisco Certified
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > MDS Informaticki inzenjering
> > > > > > >  Bul. Arsenija Carnojevica 170
> > > > > > >  11070 Novi Beograd, Serbia
> > > > > > >  Tel: +381 11 2015 200, 2015 273
> > > > > > >  Fax: +381 11 3194 954
> > > > > > >  www.mds.rs
> > > > > > >  sdjokic at mds.rs
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > > _______________________________________________
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