中国电信号码百事通业务的优势是企业客户资源丰富、多种网络资源优势、庞大的客户资源优势、品牌优势以及()。
A. 公信力高
B. 使用成本低
C. 号码信息资源丰富
D. 随时随地、方便查询
查看答案
You want to configure your Windows 2000 Professional computer to remotely access your company's Windows 2000 Routing and Remote Access server. You configure a VPN connection. For security purposes, you configure the VPN connection to use MS-CHAP v2 only and to require encryption. You also configure TCP/IP to obtain an IP address automatically, to enable IPSec, and to set IPSec to Secure Server. When you try to connect, you receive the following error message, "The encryption attempt failed because no valid certificate was found." What should you do to connect to the server? ()
A. Enable the VPN connection to use MS-CHA
B. Change the data encryption setting toOptional Encryption.
C. Specify a TCP/IP address in theNetworkproperties.
D. Change the IPSec policy setting toClient.
窦房结细胞()
A. 0期去极化速度慢
B. 动作电位幅度小
C. 最大舒张电位绝对值较小
D. 4期自动去极化较慢
E. 属慢反应自律细胞