Nortel Networks 4050 User Manual

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314 Chapter 6 Configuring authentication
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Specifying authentication fallback order using the SREM
Authentication in the Nortel SNAS 4050 solution is performed by checking client 
credentials against available authentication databases until the first match is 
found. You specify the order in which the Nortel SNAS 4050 applies the methods 
configured for the Nortel SNAS 4050 domain.
Perform this step even if there is only one method defined on the Nortel 
SNAS 4050.  
Note: For best performance, set the authentication order so that the 
method that supports the biggest proportion of users is applied first. 
However, if you use the Nortel SNAS 4050 local database as one of the 
authentication methods, Nortel recommends that you set the Local 
method to be first in the authentication order. The Local method is 
performed extremely fast, regardless of the number of users in the 
database. Response times for the other methods depend on such factors 
as current network load, server performance, and number of users in the 
database.