Open Shortest Path First (OSPF) Authentication Codes

   Last Updated
           2012-03-20

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   Registry included below

     * Authentication Codes

Authentication Codes

   Registration Procedures

 IETF Consensus

   Reference
           [RFC2328][RFC6549]

   Note

 The Open Shortest Path First (OSPF) protocols has a provision for
 authentication, and the type of authentication can be indicated by
 a code number.

     Code        Authentication Method          Reference
       0     No Authentication              [RFC1583]
       1     Simple Password Authentication [RFC1583]
       2     Cryptographic authentication   [RFC2328][RFC5709]
     3-255   Unassigned
   256-65535 Deprecated                     [RFC6549]