[HECnet] DECnet area router configuration

Johnny Billquist bqt at softjar.se
Thu Dec 3 11:48:12 PST 2009


Yes, I would say that copying the nodename database from MIM is the
canonical way of having an updated and "correct" nodename database.

Correct is somewhat misleading perhaps, as their isn't anything
incorrect with whatever nodename database you want to use.

But for a "uniform" view of nodenames on HECnet, MIM is the source.

And for you VMS guys out there, you should get a copy by typing (and the
NCP prompt)

"COPY KNOWN NODES FROM MIM TO BOTH"

	Johnny

Sampsa Laine wrote:
I periodically COPY KNOWN NODES FROM MIM on all my machines, I consider MIM to be the canonical host list. Not sure if this is correct but has worked for me so far.
Sampsa
On 3 Dec 2009, at 19:06, gerry77 at mail.com wrote:
On Thu, 3 Dec 2009 10:53:31 -0800, you wrote:

SHOW KNOWN AREAS is showing 9 areas, which is good.   SHOW KNOWN NODES isn't
showing any new nodes though.   And a TELL 1.400 SHOW KNOWN NODES isn't
showing my nodes yet. (I'm area 42 if you start seeing it in the node list).

I'd have to check the docs, but IIRC the node list doesn't get transmitted
to different areas. Area routers exchange among themselves infos about their
area reachability and answer yes or not to the reachability of any node
under their scope (i.e. in their area), but do not transfer the whole area
contents to other nodes.

To see new nodes in SHOW KNOWN NODES you'll have to do a COPY KNOWN NODES
from a node that already knows the nodes you are interested in, then you'll
see all the nodes on a reachable area marked as reachable (even if the
specific node is powered off).

But do not take for granted this whole theory. :-)

G.


Usual disclaimer: Excuse my English: it's not my native language.


-- 
Johnny Billquist                                   || "I'm on a bus
                                                                  ||   on a psychedelic trip
email: bqt at softjar.se                         ||   Reading murder books
pdp is alive!                                         ||   tryin' to stay hip" - B. Idol



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