單項選擇題Which component of VPN technology ensures that data can be read only by its intended recipient?（）

A.data integrity
B.encryption
C.key exchange
D.authentication


您可能感興趣的試卷

你可能感興趣的試題

1.多項選擇題Which router IOS commands can be used to troubleshoot LAN connectivity problems？（）

A.ping
B.tracert
C.ipconfig
D.show ip route
E.winipcfg
F.show interfaces

3.單項選擇題What is the effect of using the service password-encryption command？（）

A.nly passwords configured after the command has been entered will be encrypted.
B.Only the enable password will be encrypted.
C.Only the enable secret password will be encrypted
D.It will encrypt the secret password and remove the enable secret password from the configuration.
E.It will encrypt all current and future passwords.

4.多項選擇題Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）

A.SW1#show swithport port-security interface FastEthernet 0/12
B.SW1# show swithport port-secure interface FastEthernet 0/12
C.SW1# show port-secure interface FastEthernet 0/12
D.SW1#show running-config

5.多項選擇題實施ACL時應(yīng)注意的問題（）

A.默認拒絕所有流量
B.不需要配置到具體端口
C.過濾方向
D.語句的次序