TCP53
UDP53
UDP23
TCP23
第1题:
以下关于服务协议的介绍哪一个是错误的()
第2题:
网络端口一般按协议类型分为TCP端口和UDP端口。TCP端口,即传输控制协议端口,需要在客户端和服务器之间建立连接,以提供可靠的数据传输。常见的FTP服务、Telnet服务、SMTP服务、HTTP服务使用哪个端口?
第3题:
在零传输(Zone transfers)中DNS服务使用哪个端口?()
第4题:
DNS区域传输使用的TCP/IP端口号是:()
第5题:
在零传输(Zone transfers)中DNS服务使用哪个端口?()
第6题:
Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso,com. You have a Unix-based DNS server, You need to configure your Windows Server 2008 environment to allow zone transfers of the contoso,com zone to the Unix-based DNS server. What should you do in the DNS Manager console()
第7题:
Your company has a main office and two branch offices.Domain controllers in the main office host an Active Directory-integrated zone.The DNS servers in the branch offices host a secondary zone for the domain and use the main office DNS servers as their DNS Master servers for the zone.The company adds a new branch office. You add a member server named Branch3 and install the DNS Server server role on the server. You configure a secondary zone for the domain. The zone transfer fails.You need to configure DNS to provide zone data to the DNS server in the new branch office.What should you do?()
第8题:
You are designing a DNS name resolution strategy to allow all users access to internal and external web sites. What should you do?()
第9题:
Create a GlobalNames zone.
Create a reverse lookup zone.
Create a forward lookup zone.
Enable zone transfers on the contoso.com zone.
第10题:
TCP53
UDP53
UDP23
TCP23
第11题:
Run dnscmd by using the ZoneResetMasters option.
Run dnscmd by using the ZoneResetSecondaries option.
Add the new DNS server to the Zone Transfers tab on one of the DNS servers in the main office.
Add the new DNS server to the DNSUpdateProxy Global security group in Active Directory Users and Computers.
第12题:
使用防火墙控制对DNS的访问
避免DNS的HLNFO记录被窃取
更改DNS的端口号
限制区域传输
第13题:
影响DNS服务器安全性的是()
第14题:
DNS查询(queries)工具中的DNS服务使用哪个端口?()
第15题:
DNS缓存服务器发起递归查询时与外部授权服务器进行数据交互,DNS服务器及外部授权服务器使用的端口分别为:()
第16题:
有关DNS中Zone的描述,错误的是哪个()。
第17题:
Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 R2 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso.com. You have a UNIX-based DNS server. You need to configure your Windows Server 2008 R2 environment to allow zone transfers of the contoso.com zone to the UNIX-based DNS server. What should you do in the DNS Manager console()
第18题:
Your network contains a DNS server named DNS1 that runs Windows Server 2008 R2. DNS1 is configured as the DNS server for contoso.com. All client computers are configured to use DNS1 for name resolution.From a client computer, you run the Ping tool as shown in the exhibit. (Click the Exhibit button.) You need to ensure that users can use the Ping tool to resolve the IP addresses of internal servers to fully qualified domain names (FQDNs).What should you do?()
第19题:
You are designing a DNS name resolution strategy to allow all users access to internal and external web sites. What should you do?()
第20题:
Disable recursion.
Create a stub zone.
Create a secondary zone.
Enable BIND secondaries.
第21题:
Disable the notify feature for the contoso.com zone.
Disable the allow-read permission for the everyone group on the contoso.com DNS domain.
Configure the all domain controllers in the domain zone replication option on ad.contoso.com.
Configure the allow zone transfers only to servers listed on the named servers option on contoso.com.
第22题:
Allow zone transfers to any DNS server.
Create a new stub zone for the DNS zone on the DNS server.
Configure the DNS server to forward all unanswered queries to a DNS server located at the ISP.
Add the DNS server located at the ISP to the list of name servers for the fourthcoffee.com DNS zone.
第23题:
Disable recursion.
Create a stub zone.
Create a secondary zone.
Enable BIND secondaries.
第24题:
DNS以Zone为单位管理域名称空间
Zone中的数据保存在该区域的计算机上
一个DNS服务器能管理多个Zone
一个Zone能由多个DNS服务器管理