RFC 4282:The Network Access Identifier
RFC-Ref

routing


Click on the red underlined text to get to the source

... the purpose of the NAI is to identify the user as well as to assist in the routing of the authentication request. Please note that the NAI ...


... AAA servers. Similarly, we expect domain name comparisons, matching, resolution, and AAA routing to be performed on the ASCII versions ...
... NAIs are used, among other purposes, for routing AAA transactions to the user's home realm. Usually, the home realm ...
... "user@homerealm.example.net" when passing the NAI forward, as well as applying appropriate AAA routing for the transaction. ...


... a domain and perform authentication routing. The implementations described in [RFC2194] did not use DNS ...
... authentication server within a domain. Similarly, existing implementations have not found a need for dynamic routing protocols or propagation of global routing information. Note also that there ...
... implementations have not found a need for dynamic routing protocols or propagation of global routing information. Note also that there is no requirement that the NAI ...



Google
Web
RFC-Ref