A hacker on the Company network is attempting to hop onto a different VLAN. Which two statements about VLAN hopping are true？ （）A、 An end station attempts to gain access to all VLANs by transmitting Ethernet frames in the 802.1q encapsulation.B、 Configuring an interface with the "switchport mode dynamic" command will prevent VLAN hopping.C、 Attacks are prevented by utilizing the port-security feature.D、 Configuring an interface with the "switchport mode access" command will prevent VLAN hopping.E、 An end station attempts to redirect VLAN traffic by broadcasting multiple ARP requests.
A hacker on the Company network is attempting to hop onto a different VLAN. Which two statements about VLAN hopping are true？ （）
- A、 An end station attempts to gain access to all VLANs by transmitting Ethernet frames in the 802.1q encapsulation.
- B、 Configuring an interface with the "switchport mode dynamic" command will prevent VLAN hopping.
- C、 Attacks are prevented by utilizing the port-security feature.
- D、 Configuring an interface with the "switchport mode access" command will prevent VLAN hopping.
- E、 An end station attempts to redirect VLAN traffic by broadcasting multiple ARP requests.
相关考题：
A system administrator detects thousands of open idle connections from the same source.Which problem can arise from this type of attack?() A. It enables an attacker to perform an IP sweep of devices.B. It enables a hacker to know which operating system the system is running.C. It can overflow the session table to its limit, which can result in rejection of legitimate traffic.D. It creates a ping of death and can cause the entire network to be infected with a virus.
The underlined word \\\hacker\\\ (Para. 1) most probably means \\\hacker\\\ (Para. 1) most probably means \\\________\\\.[A] highly recognizable names behind many of the computer technologies used today[B] the negative connotation of those computer users[C] a game, employing the tools that are readily available via the Internet[D] people who break into computer systems
根据下面材料，回答第 41～45 题：第 41 题 UCLA is making an apology because its letters to its students and alumni were stolen by a hacker.
黑客获取了某应用服务器的WEBSHELL，准备添加一个hacker的管理员，以下哪个命令是正确的（）。A、net user hacker$hacker/addB、net use hackerhacker/addC、net use rhackerhacker/addD、net use hacker$hacker/add
单选题A rogue loose called a hacker could take control of the entire system by implanting his own instructions in the software and then he could program the computer to erase any sign ______ .Aof his being ever thereBhe ever has been thereCof his having ever been thereDof him having ever been there
多选题A hacker on the Company network is attempting to hop onto a different VLAN. Which two statements about VLAN hopping are true？ （）AAn end station attempts to gain access to all VLANs by transmitting Ethernet frames in the 802.1q encapsulation.BConfiguring an interface with the switchport mode dynamic command will prevent VLAN hopping.CAttacks are prevented by utilizing the port-security feature.DConfiguring an interface with the switchport mode access command will prevent VLAN hopping.EAn end station attempts to redirect VLAN traffic by broadcasting multiple ARP requests.
单选题A system administrator detects thousands of open idle connections from the same source.Which problem can arise from this type of attack?（）AIt enables an attacker to perform an IP sweep of devices.BIt enables a hacker to know which operating system the system is running.CIt can overflow the session table to its limit, which can result in rejection of legitimate traffic.DIt creates a ping of death and can cause the entire network to be infected with a virus.
单选题When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）AA routing table has changedBThe IP address has changedCThe system has become a gatewayDA hacker is posing a threat to the system
单选题Hacker是指那些私闯非公开的机构网络进行破坏的人，它的中文俗称是（ ）。A朋克B海客C网虫D黑客