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February 9th, 2011 06:00

Authentication Error

Hi

I have a Networke 7.6.1 Server.

i installed 2 new Storage Node (Windows 2008 x64 SP2) with Networker StorageNode 7.6.1. Every Node has 2 LTO3 presented from my DataDomain VTL. The Windows "sees" the 2 LTO as Tape0 and Tape1. All looks normal.

In the Networker GUI >Devices>Storage Nodes the new Nodes appear. So connection exists.

When i do a   "Scan for Devices" i got the error "Media info: Detection process for host oltsubnp-dzst53.sszp01.szad reports RPC error: 347:Authentication error: Errno 943"

What does that mean?

What can i do?

Thanks for your help.

Stivi

February 9th, 2011 06:00

hi there Stivi,

I would say that in Networker server you have oldauth authentication method and in the storage nodes you have set nsrauth, strong authentication.

You would like to check that.  You can do it from the NMC:

Configuration->Local Hosts->right click on the storage node->configure local agent->Advanced tab

You will see, in Auth methods the authentication method selected for that client.

then do the same on the Networker server, and check the authentication method set.

There is a chance that you are not allowed to change that from NMC directly, so you should need to use nsradmin command as follows on the server:

nsradmin -p nsrexec

nsradmin>. type: nsrla

query set

nsradmin>p

This will display the authentication method, output should be like this:

type: NSRLA;
                        name: xxxxxxxx;
NW instance info operations: ;
       NW instance info file: ;
          installed products: ;
                     version: "EMC NetWorker xxx.Build.xxx ";
                     servers: ;
                auth methods: "0.0.0.0/0,oldauth";
           max auth attempts: 8;
               administrator: xxxxxx,
                              "group=Administrators,host=xxxxxx";
                 kernel arch: INTEL_PENTIUM;
                machine type: server;
                          OS: xxxxxxxx;
           NetWorker version: xxxx.Build.xxxx;
              client OS type: Windows NT Server on Intel;
                        CPUs: 1;
                     MB used: xxxx;
                  IP address: xx.xx.xx.xx;

As you see, in this case there is no nsrauth set and, more likely that is the output you will get from your server, in this case you should run the same on the client and check.

If there is any difference in the client, regarding the auth method on the server, then you will need to update the auth method on the client (storage node) as follows:

nsradmin>update auth methods: "0.0.0.0/0,oldauth"

update?y

nsradmin> quit

Please let me know if you need any further information.

Thank you.

Carlos.

445 Posts

February 9th, 2011 07:00

Stivi,

A search on Powerlink reveals Support Solution esg116278 has the error you mention - if you have these other errors also it looks like a hardware issue.

Regards,

Bill Mason

39 Posts

February 9th, 2011 07:00

hi Thanks for your Help

i found the problem.

On the SN in the Hosts file i had only the Networker Name but not the FQDN.

Now it works fine.

Regarts

Stivi

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