1.8 Toll Restriction (TRS) Features74 Feature GuideOther features can be accessed by Walking COS, such as DND Override ( 1.3.1.3 Do NotDisturb (DND)) and Executive Busy Override ( 1.7.2 Executive Busy Override). The sameprivileges and restrictions normally applied to a user are applied when using Walking COS.Conditions• Walking COS is effective for only one CO line call or one operation at a time.• When making a call with Walking COS:a) The extension number of the Walking COS user, not the borrowed extension, islogged by Station Message Detail Recording (SMDR). ( 1.21.1 Station MessageDetail Recording (SMDR))b) The Walking COS user’s Itemized Billing Code for ARS will be used.• Walking COS through DISAThis feature is also available through Direct Inward System Access (DISA). ( 1.15.6Direct Inward System Access (DISA))Feature Guide References2.2.1 Class of Service (COS)User Manual ReferencesUser Manual1.2.6 Calling without Restrictions1.8.5 Verified Code EntryDescriptionA verified code is a code which is assigned its own Class of Service (COS), and thereforecontains a Toll Restriction (TRS) level ( 1.8.1 Toll Restriction (TRS)). Using a verified code,a PBX user can use any extension to make CO line calls with his or her own set of privilegesand restrictions. You may think of Verified Code Entry as Walking COS for PBX users who donot have their own extensions.Because a verified code user normally has no extension telephone, the verified code will belogged by Station Message Detail Recording (SMDR) for identification or accounting purposeswhen making a CO line call.Other features can be accessed by Verified Code Entry, such as DND Override, ExecutiveBusy Override, etc.Each verified code can be assigned a user name, COS, verified code, personal identificationnumber (PIN), and Itemized Billing Code for ARS. A verified code PIN is required to useVerified Code Entry.