当IPSEC VPN 的中心节点使用VRRP 冗余热备方式组网时,为避免主设备DOWN 机导致VPN 连接长时间中断,可以采用哪些解决方案()
第1题:
A.使用IKE KEEPALIVE功能
B.使用IPSEC KEEPALIVE功能
C.使用IPSEC DPD功能
D.调整安全联盟的生存周期
第2题:
You are an experienced network administrator in an international corporation. During your working hours, you are asked to deploy the Cisco SSL VPN AIM module in a Cisco 1800 Series Router. The beneficial reason for that deployment is to:()
A. improve performance up to 300% for both IPsec and SSL VPN applications
B. improve performance for both IPsec and SSL VPN applications with IPsec encryption taking place in hardware
C. improve performance up to 300% for both IPsec and SSL VPN applications with SSL encryption taking place in hardware
D. improve performance up to 200% for both IPsec and SSL VPN applications with encryption taking place in hardware
E. improve performance exclusively for SSL VPN applications
第3题:
IPSec VPN采用何种加密算法进行加密?
第4题:
IPSEC Vpn不包括哪个协议?
第5题:
A.PPTP
B.L2F
C.L2TP
D.IPSec
第6题:
VPN是虚拟专用网的简称,主要类型可分为网络层的IPSec VPN和应用层的(17)VPN两种,其中IPSec VPN主要是为了解决(18)的互联。
A.PPTP
B.SSL
C.Socks
D.CA
第7题:
A.Cisco IOS IPsec/SSL VPN client
B.Cisco VPN Clinet
C.ISDN terminal adapter
D.Cisco Adaptive Security Appliance
第8题:
在进行远程登陆时,最好使用哪种方式(IPSec VPN和SSL VPN)?
第9题:
请说明IPSec VPN技术的优势和不足之处。
第10题:
下列VPN模式中哪一种属于二层VPN?()