AttName:    RAS-Callback-Number

LDAPName: RAS-Callback-Number
Boot: FALSE
Space: ms
AttID: 131387 (315, \x2A864886F7140102823B)
SyntaxName: String(Unicode)
MinLen: 1
MaxLen: 48
Multi: FALSE
Acl: Admin
MapiID: 0x8115
Heuristics: 12