RFC 4760, "Multiprotocol Extensions for BGP-4", January 2007

Note: This RFC has been updated by RFC 7606

Errata ID: 1778
Status: Held for Document Update
Type: Editorial
Publication Format(s) : TEXT
Reported By: Nikolai Malykh
Date Reported: 2009-05-05
Held for Document Update by: Stewart Bryant

Section 3 says:

   An UPDATE message SHOULD NOT include the same address prefix (of the
   same <AFI, SAFI>) in more than one of the following fields: WITHDRAWN
   ROUTES field, Network Reachability Information fields, MP_REACH_NLRI
   field, and MP_UNREACH_NLRI field.  The processing of an UPDATE
   message in this form is undefined.

It should say:

   An UPDATE message SHOULD NOT include the same address prefix (of the
   same <AFI, SAFI>) in more than one of the following fields: WITHDRAWN
   ROUTES field, Network Layer Reachability Information fields, MP_REACH_NLRI
   field, and MP_UNREACH_NLRI field.  The processing of an UPDATE
   message in this form is undefined.

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