T o o l s73Copyright © 2006 Nokia. All rights reserved.Certificate not valid yet — Thevalidity period has not yet begun forthe selected certificate.Certificate corrupted — Thecertificate cannot be used. Contactthe certificate issuer.Certificate not trusted — You havenot set any application to use thecertificate.Change the trust settingsBefore changing any certificatesettings, you must make sure thatyou really trust the owner of thecertificate and that the certificatereally belongs to the listed owner.Scroll to an authority certificate, andselect Options > Trust settings.Depending on the certificate, a listof the applications that can use theselected certificate is shown.Security moduleTo view or edit security modules,select Menu > Tools > Settings >Security > Secur. mod..Call divert1. To divert your incoming calls toyour voice mailbox or anotherphone number, select Menu >Tools > Settings > Call divert. Fordetails, contact your serviceprovider.2. Select which calls you want todivert: Voice calls, Data calls, orFax calls.3. Select the desired option. Forexample, to divert voice callswhen your number is busy orwhen you reject an incoming call,select If busy.4. To set the divert option on or off,select Options > Activate orCancel. To check whether theoption is activated, select Checkstatus. Several divert options canbe active at the same time.Call barring and call divertingcannot be active at the same time.Call barringCall barring (network service) allowsyou to restrict the calls that youmake and receive with your phone.To change the settings, you need thebarring password from your serviceprovider.1. Select Menu > Tools >Settings > Call barring.2. Scroll to the desired barringoption, and to request thenetwork to set call restriction on,select Options > Activate. To setthe selected call restriction off,select Cancel. To check whetherthe calls are barred, select Checkstatus.