在Windows Server 2003中,创建用户组时,可选择的组类型中,仅用于分发电子邮件且没有启用安全性
A.安全组
B.本地组
C.全局组
D.通信组
A.安全组
B.本地组
C.全局组
D.通信组
A. eamil
B. mailto:
C. sendto:
D. mailto
A) SMTP协议
B) POP3协议
C) NNTP协议
D) LDAP协议
WLANs are increasingly popular because they enable cost-effective connections among people and applications that were not possible in the past. For example, WLAN-based applications can enable fine-grained management of supply (71) to improve their efficiency and reduce (72). WLANs can also enable entirely new business processes. To cite but one example, hospitals are using WLAN-enabled point-of-care (73) to reduce errors and improve overall patient care. WLAN management solutions provide a variety of other benefits that can be substantial but difficult to measure. For example, they can protect corporate data by preventing (74) through rogue access points. They can improve overall network management by integrating with customers’existing systems. Fortunately, it isn’t necessary to measure these benefits to justify investing in WLAN management solutions, which can quickly pay for themselves simply by minimizing time- (75) deployment and administrative chores.
A.custom
B.server
C.chains
D.chances
A. IPv6可以允许全局IP地址重复使用
B.IPv6解决了全局IP地址不足的问题
C.IPv6的出现使得卫星联网得以实现
D. IPv6的设计目标之一是支持光纤通信
(1)A. 10.23.0.0/24
B. 10.23.0.0/23
C. 10.23.0.0/22
D. 10.23.0.0/21
(2)A. 10.75.0.0/16
B. 10.75.0.0/18
C. 10.75.0.0/20
D. 10.75.16.0/20
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