Description

UPDM: An information on Architectural Description. It states things like what methodology, notation, etc. has been used.

MODAF/NAF: A Metadata element that applies to the whole architecture.

Architecture Framework

DoDAF, MODAF, NAF

Extensions

UML Comment

Related DoDAF views

AV-1 Overview and Summary Information

Related MODAF views

AV-1 Overview and Summary Information

Related NAF views

NAV-1 Overview and Summary Information