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Conference azur::mcc

Title:DECmcc user notes file. Does not replace IPMT.
Notice:Use IPMT for problems. Newsletter location in note 6187
Moderator:TAEC::BEROUD
Created:Mon Aug 21 1989
Last Modified:Wed Jun 04 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:6497
Total number of notes:27359

4628.0. "Questions on DECnet Autoconfig" by MAIL::CLAYTON (Merlin Clayton DTN 445-7217) Tue Mar 02 1993 16:38

I have a customer running mcc in a pilot right now and they are trying
to do DECnet Autoconfig for their 200+ node DECnet network.  Some questions
have come up about the autoconfig procedure which I've not been able to find
answers to in the documentation, so I was hoping that someone monitoring this
conference might help clarify.

Q. When doing DECnet autoconfig several (98%) of the nodes being addressed
   time out while "waiting for data".  What kind of data is autoconfig looking
   for?  Are there certain objects that need to be up and running at the
   remote nodes for autoconfig to work properly? 

   Several of the nodes being 'discovered' are PCs or Apple desktop devices
   running DECnet.  I could possibly understand these devices timing out, 
   but most of the routers and host also time out during the autoconfig
   process.

Q. When doing DECnet autoconfig, what determines a LAN segment search for 
   DECnet nodes?

   Even though option 3 "All DECnet Ph IV Nodes in a LAN" is selected, the 
   search goes on for all nodes on the North American continent.  I was 
   wanting to limit the autodiscovery process to just one LAN segment, but
   45 minutes later, it was still running with 9 out of 10 nodes timing out.

A general description of how DECnet autoconfig works would be helpful since
the "how" is not clearly defined in the documentation.

Thanks .

Merlin



T.RTitleUserPersonal
Name
DateLines
4628.1DELNI::JCH486::huangJoAnn HuangThu Mar 04 1993 13:5130
Re. -1:

>>Q. When doing DECnet autoconfig several (98%) of the nodes being addressed
>>   time out while "waiting for data".  What kind of data is autoconfig looking
>>   for?  Are there certain objects that need to be up and running at the
>>   remote nodes for autoconfig to work properly? 

The "Time out ..." message is from the Autoconfig collector due to the failue in 
executing the following NCP command:

	NCP> TELL node SHOW EXEC CHAR
        NCP> TELL node SHOW ACTIVE CIRCUITS STATUS
        NCP> TELL node SHOW LINE line-id CHAR


>>Q. When doing DECnet autoconfig, what determines a LAN segment search for 
>>   DECnet nodes?

>>   Even though option 3 "All DECnet Ph IV Nodes in a LAN" is selected, the 
>>   search goes on for all nodes on the North American continent.  I was 
>>   wanting to limit the autodiscovery process to just one LAN segment, but
>>   45 minutes later, it was still running with 9 out of 10 nodes timing out.

Autoconfig is collecting the criteria according to whatever you put it in.  
Option 3 should work as specified.  I don't know why it doesn't work for you, but 
I'll try to run some more test to verify it.

Regards,
JoAnn