Re: [CentOS-virt] P2V of NEtware 3.12 working server to Centos =5.x

2011-09-07 Thread Rajagopal Swaminathan
Greetings,

On Wed, Sep 7, 2011 at 12:34 AM, Ed Heron e...@heron-ent.com wrote:

 On Tue, 2011-09-06 at 23:20 +0530, Rajagopal Swaminathan wrote:

  There are so many variables that aren't mentioned...

  Do you currently have a CentOS box running KVM?

I have used centos with KVM,brctrl etc.



  What does your Netware server currently do?

Just just pure and simple file storage. The worst part of it is The
client has to be a DOS6.22 with some custom ISA base hardware.

  Netware 3 defaulted to using the IPX protocol for sharing file and
 print services.  Are you still using IPX?  If so, you are looking at a
 significant network reconfiguration.


Indeed. with 802.3 frame etc :)

 There might be lots of changes to client setup and software,

 but look at Samba.  It can be setup with a workgroup for file and print

Now, How to access Samba with Dos 6.22? :p

One main thought that first came to my mind is about the NIC Driver
under KVM I do understand that the Centos5 can present it as different
types of NIC (Intel, Realtek etc.)

I am investigating it further.

 Hopefully, you already have significant CentOS experience.

Last 6 years or so I have worked only Fedora/Centos/RHEL. Since then I
have tried avoid taking calls windows etc.

But this call I took because I have significant experience in netware
too about 10 years 2.2 to 4.10 with NDS etc

 The broad wording of your request might just be language barrier.

I realised that.

I will experiment further share my experience sometime later.

-- 
Regards,

Rajagopal
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Re: [CentOS-virt] P2V of NEtware 3.12 working server to Centos =5.x

2011-09-07 Thread Ed Heron

On Wed, 2011-09-07 at 19:54 +0530, Rajagopal Swaminathan wrote:
 Greetings,
 
 On Wed, Sep 7, 2011 at 12:34 AM, Ed Heron e...@heron-ent.com wrote:
 
  On Tue, 2011-09-06 at 23:20 +0530, Rajagopal Swaminathan wrote:
 
   There are so many variables that aren't mentioned...
 
   Do you currently have a CentOS box running KVM?
 
 I have used centos with KVM,brctrl etc.
 
 
 
   What does your Netware server currently do?
 
 Just just pure and simple file storage. The worst part of it is The
 client has to be a DOS6.22 with some custom ISA base hardware.
 
   Netware 3 defaulted to using the IPX protocol for sharing file and
  print services.  Are you still using IPX?  If so, you are looking at a
  significant network reconfiguration.
 
 
 Indeed. with 802.3 frame etc :)
 
  There might be lots of changes to client setup and software,
 
  but look at Samba.  It can be setup with a workgroup for file and print
 
 Now, How to access Samba with Dos 6.22? :p

  There was a workgroup client for DOS that used TCP/IP.  I can't vouch
for it's working, but try
ftp://ftp.microsoft.com/BusSys/Clients/MSCLIENT/

 One main thought that first came to my mind is about the NIC Driver
 under KVM I do understand that the Centos5 can present it as different
 types of NIC (Intel, Realtek etc.)
 
 I am investigating it further.
 
  Hopefully, you already have significant CentOS experience.
 
 Last 6 years or so I have worked only Fedora/Centos/RHEL. Since then I
 have tried avoid taking calls windows etc.
 
 But this call I took because I have significant experience in netware
 too about 10 years 2.2 to 4.10 with NDS etc

  I, also, supported Netware 2 and 3.  I avoided 4 due to NDS and the
availability of Samba.  It was a big deal when the Internet was gaining
momentum.  At first, we had multiple protocols and multi-protocol
routers.  My memory is vague but I'm pretty sure Netware 3 could run
NetBIOS on a TCP/IP stack.

 
  The broad wording of your request might just be language barrier.
 
 I realised that.
 
 I will experiment further share my experience sometime later.
 

  So, are you looking to move your existing Netware 3 server into a
virtual environment?  Or, are you looking to replace an existing Netware
3 server with a CentOS equivalent?

  I would suggest setting up a CentOS server with Samba and convert the
DOS network stack, if you can.  Samba appears to be much more
supportable, currently.  Take a look at the FreeDOS project, too, as an
example of getting DOS to work in a more recent environment.  The
biggest concern (after getting the clients to talk to Samba) is that
there have been a few choices made in Samba with respect to file
sharing/locking mechanisms.  With old software, you may have to look at
those settings.

  If you attempt to virtualize Netware, you may run into issues, though
it'd be an interesting exercise.  I don't know if a Linux hypervisor
will handle IPX packets without IPX support installed.  You might need
to check for an ipx kernel module.  Also, my version of Virtual Machine
Manager running on CentOS 5 with Xen doesn't give me any sort of Netware
OS option when creating a new virtual machine, so you'll probably have
to play with settings.  I google'd netware virtual machine and saw a few
links to virtualizing Netware 3 under VMWare which might give you some
insights.

  Either way, do it in a separate test environment to work out any
issues prior to production deployment.

  If I hadn't been strongly encouraged (successfully) to de-clutter my
software repository, I'd pull out my old Netware 3.12 disks and try
installing on a virtual machine.


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Re: [CentOS-virt] P2V of NEtware 3.12 working server to Centos =5.x

2011-09-07 Thread Ed Heron
On Thu, 2011-09-08 at 02:35 +0530, Rajagopal Swaminathan wrote:

   I would suggest setting up a CentOS server with Samba and convert the
  DOS network stack, if you can.  Samba appears to be much more
  supportable, currently.  Take a look at the FreeDOS project, too, as an
  example of getting DOS to work in a more recent environment.  The
  biggest concern (after getting the clients to talk to Samba) is that
  there have been a few choices made in Samba with respect to file
  sharing/locking mechanisms.  With old software, you may have to look at
  those settings.
 
 I am not sure about freedos as there is a Piece of custom built ISA
 hardware and the forget about replacing it. there is a budget(was
 there any?) constraint at clients end.

  Just suggesting looking at the docs for ideas.

  I google'd netware virtual machine and saw a few
  links to virtualizing Netware 3 under VMWare which might give you some
  insights.
 
 No additional cash flow for software :p . :)

  Just another suggested reading for ideas.

 
   Either way, do it in a separate test environment to work out any
  issues prior to production deployment.
 
 
 Even buying is a hard disk is a constraint. (Cash outflow constraint,
 remember :) )

  If you can't buy hardware, then you already have a Linux box running
KVM?

   If I hadn't been strongly encouraged (successfully) to de-clutter my
  software repository, I'd pull out my old Netware 3.12 disks and try
  installing on a virtual machine.
 
 
 If only I had that luxury of having those original _working_ floppy disks.
 

  If I had to virtualize an existing machine, I'd boot the equipment
with a Linux Live CD and copy (using dd/ssh) the raw disk data to a
virtual disk on the virtual machine server.  Verify the copy is accurate
with md5sum.  Then, make another copy to start a virtual machine with.

  I'd still suggest your best option would be to take one of the DOS
clients and get it to connect to a Samba server and migrate the data.


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[CentOS-virt] P2V of NEtware 3.12 working server to Centos =5.x

2011-09-06 Thread Rajagopal Swaminathan
Greetings,

I would be grateful if anybody can kindly give a pointer to port a
Working netware 3.12 server using Centos =5.x KVM howto?

-- 
Regards,

Rajagopal
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Re: [CentOS-virt] P2V of NEtware 3.12 working server to Centos =5.x

2011-09-06 Thread Ed Heron

On Tue, 2011-09-06 at 23:20 +0530, Rajagopal Swaminathan wrote:
 Greetings,
 
 I would be grateful if anybody can kindly give a pointer to port a
 Working netware 3.12 server using Centos =5.x KVM howto?
 

  There are so many variables that aren't mentioned...

  Do you currently have a CentOS box running KVM?

  If no, this is your first step.  Since a virtual server can run
multiple virtual machines, it is only useful if you intend to run
multiple virtual machines.

  What does your Netware server currently do?

  If it does more than file and print services, you will have to
determine how you would replace those other services.

  Netware 3 defaulted to using the IPX protocol for sharing file and
print services.  Are you still using IPX?  If so, you are looking at a
significant network reconfiguration.

  Netware 3 could integrate with a variety of client OS's; Unix, DOS,
OS/2 and MS windows.  What method is your server using to provide
services?  There might be lots of changes to client setup and software,
but look at Samba.  It can be setup with a workgroup for file and print
services that might be sufficiently similar to how you are currently
working.  The differences between a physical CentOS server with Samba
and a virtualized CentOS server running Samba are minimal and don't
directly effect Samba configuration.

  There might not be a simple document or a series of simple documents
to point you at.  It might be easier to setup a new network with the new
server and a few clients to work out the concepts and any issues you're
going to run into.  Once you have everything working well on your new
network, do a last copy of current data and migrate all your
workstations.

  I hope I'm mentioning use cases that don't apply.  Hopefully, you
already have significant CentOS experience.  Hopefully, this might be a
simple file and print server migration for MS Windows clients.  The
broad wording of your request might just be language barrier.


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