Dustin J. Mitchell wrote:
On Wed, Jan 6, 2010 at 3:42 PM, Steve Wray <[email protected]> wrote:
Ah hang on, am I right in understanding that you can't have just one dle
using bsdtcp auth? That they would all have to have it? (ie the inetd
configuration)

Well, all DLEs on a given host have to have the same auth.  If you
define different host-level parameters for DLEs on the same host, the
results are undefined.

On a given host, sure.

In the case of bsdtcp it appears that there needs to be some config on the server to handle this (in inetd/xinetd on the server). I think thats what was causing the cascade of errors I posted before.


The inetd configuration is on the client, and has to be set up to
correspond with the auth you want to use.  Check out Paul Yeatman's
wonderful amanda-auth(7) for the nitty-gritty details.
  http://wiki.zmanda.com/man/amanda-auth.7.html

Yes I've been reading that. This caught my eye:

<quote>
bsd communication and authentication

The authentication is done using .amandahosts file in the Amanda user's home directory. The protocol between Amanda server and client is UDP. The number of disk list entries (DLEs)--number of Amanda clients--is limited by the UDP packet size. This authentication protocol will use a different port for each data stream (see PORT USAGE below)

bsdudp communication and authentication

The authentication is done using .amandahosts files in the Amanda user's home directory. It uses UDP protocol between Amanda server and client for data and hence the number of DLEs is limited by the UDP packet size. It uses one TCP port to establish the connection and multiplexes all data streams using one port on the server (see PORT USAGE below).
</quote>


Am I to understand that there could be a problem in having 'too many' DLE's for bsd or bsdudp to cope with?

I never thought of there being a limit to the number of DLE's before... Our disklist file has 178.



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