单项选择题
A. Use the authentication method of the default IPSec policies.
B. Create a custom IPSec policy and use the Kerberos version 5 authentication protocol.
C. Create a custom IPSec policy and use certificate-based authentication.
D. Create a custom IPSec policy and use preshared key authentication.
E. Use the authentication method of the Routing and Remote Access custom IPSec policy for L2TP connection.
多项选择题 You are a network administrator for Alpine Ski House. The network consists of a single Active Directory domain. The domain name is alpineskihouse.com. The network contains three Windows Server 2003 domain controllers. You are creating the recovery plan for the company. According to the existing backup plan， domain controllers are backed up by using normal backups each night. The normal backups of the domain controllers include the system state of each domain controller. Your recovery plan must incorporate the following organizational requirements： • Active Directory objects that are accidentally or maliciously deleted must be recoverable. • Active Directory must be restored to its most recent state as quickly as possible. • Active Directory database replication must be minimized. You need to create a plan to restore a deleted organizational unit （OU）. Which two actions should you include in your plan？（）
单项选择题 You are a network administrator for your company. The network consists of a single Active Directory domain and contains 10 Windows Server 2003 computers. You install a new service on a server named Server1. The new service requires that you restart Server1. When you attempt to restart Server1， the logon screen does not appear. You turn off and then turn on the power for Server1. The logon screen does not appear. You attempt to recover the failed server by using the Last Known Good Configuration startup option. It is unsuccessful. You attempt to recover Server1 by using the Safe Mode startup options. All Safe Mode options are unsuccessful. You restore Server1. Server1 restarts successfully. You discover that Server1 failed because the new service is not compatible with a security patch. You want to configure all servers so that you can recover from this type of failure by using the minimum amount of time and by minimizing data loss. You need to ensure that in the future， other services that fail do not result in the same type of failure. What should you do？ （）
多项选择题 You are a network administrator for your company. The design team provides you with the following list of requirements for server disaster recovery： No more than two sets of tapes can be used to restore to the previous day. A full backup of each server must be stored off-site. A full backup of each server that is no more than one week old must be available on-site. Backups must never run during business hours. Tapes may be recalled from off-site storage only if the on-site tapes are corrupted or damaged. A full backup of all servers requires approximately 24 hours. Backing up all files that change during one week requires approximately 4 hours. Business hours for the company are Monday through Friday， from 6：00 A.M. to 10：00 P.M. You need to provide a backup rotation plan that meets the design team’s requirements. Which two actions should you include in your plan？（）