Users log in via TELNET device,because many times forgotten password login authentication fails,resulting in the account is frozen for several minutes,what is the role of technology?
A. ACL
B. Attack prevention
C. Blacklist
D. Account frozen
For stateful inspection firewall,if not the first TCP packet package will not be interzone packet filtering checks.
A. True
B. False
Single TSM server system supports a maximum concurrent users.
A. 5000
B. 10000
C. 20000
D. 40000
Which of the following IKE exchange mode can only use IP addresses to identify peer manner?
A. Master Mode
B. Aggressive Mode
C. Fast mode
D. Passive mode
The following agreements,in the application layer have?(Choose two)
A. ARP
B. IGMP
C. TELNET
D. TFTP
After the LAC configure the Ethernet interface to bind the virtual template interface,Ethernet interface may configure the IP address.
A. True
B. False
For the firewall that comes trust and untrust security zone statement right there?(Choose two)
A. Untrust zone access area from the trust direction outboud direction
B. Untrust zone access area from the trust direction inboud direction
C. Follow the direction of inter-domain access does not matter which area initiated only associated with priority
D. When entering the inter-domain view,the trust must be placed in front of the area
Following the agreement,the work at the network layer have?(Choose two)
A. ICMP
B. IGMP
C. FTP
D. TELNET
Packet forwarding based routing table information,which of the following information will then be routed to match forwards?
A. Mask length of the longest route entry
B. Cost routing
C. Route priority
D. Routing Protocol
In tunnel mode IPSec applications in which data packets following areas protected by encryption?(Choose two)
A. The entire data packet
B. Original IP header
C. The new IP header
D. Transport layer and upper layer packets
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