http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
finding holes in your PBX before someone else does
Private branch exchange vulnerability analysis
finding holes in your private branch exchange before someone else does
National Institute of Standards and Technology (U.S.)
1 online resource (v, 60 pages) : illustrations
Includes bibliographical references (page 52).