Which kind of Layer 2 attack targets the STP root bridg…

Which kind of Layer 2 attack targets the STP root bridge election process and allows an attacker
to control the flow of traffic?

Which kind of Layer 2 attack targets the STP root bridge election process and allows an attacker
to control the flow of traffic?

A.
man-in-the-middle

B.
denial of service

C.
distributed denial of service

D.
CAM overflow

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QUESTION
Which two statements about zone-based firewalls are true? (Choose two.)

A. More than one interface can be assigned to the same zone.
B. Only one interface can be in a given zone.
C. An interface can only be in one zone.
D. An interface can be a member of multiple zones.
E. Every device interface must be a member of a zone.

Answer: AC

QUESTION
An attacker has gained physical access to a password protected router. Which command will prevent access to the startup-config in NVRAM?

A. no service password-recovery
B. no service startup-config
C. service password-encryption
D. no confreg 0x2142

Answer: A

QUESTION
Which command tests authentication with SSH and shows a generated key?

A. show key mypubkey rsa
B. show crypto key mypubkey rsa
C. show crypto key
D. show key mypubkey

Answer: B

QUESTION
Which configuration keyword will configure SNMPv3 with authentication but no encryption?

A. Auth
B. Priv
C. No auth
D. Auth priv

Answer: A

QUESTION
In IOS routers, what configuration can ensure both prevention of ntp spoofing and accurate time ensured?

A. ACL permitting udp 123 from ntp server
B. ntp authentication
C. multiple ntp servers
D. local system clock

Answer: B

QUESTION
Which product can manage licenses, updates, and a single signature policy for 15 separate IPS appliances?

A. Cisco Security Manager
B. Cisco IPS Manager Express
C. Cisco IPS Device Manager
D. Cisco Adaptive Security Device Manager

Answer: A

QUESTION
Which three statements about private VLANs are true? (Choose three.)

A. Isolated ports can talk to promiscuous and community ports.
B. Promiscuous ports can talk to isolated and community ports.
C. Private VLANs run over VLAN Trunking Protocol in client mode.
D. Private VLANS run over VLAN Trunking Protocol in transparent mode.
E. Community ports can talk to each other as well as the promiscuous port.
F. Primary, secondary, and tertiary VLANs are required for private VLAN implementation.

Answer: BDE

QUESTION
When you set a Cisco IOS Router as an SSH server, which command specifies the RSA public key of the remote peer when you set the SSH server to perform RSA-based authentication?

A. router(config-ssh-pubkey-user)#key
B. router(conf-ssh-pubkey-user)#key-string
C. router(config-ssh-pubkey)#key-string
D. router(conf-ssh-pubkey-user)#key-string enable ssh

Answer: B

QUESTION
Enabling what security mechanism can prevent an attacker from gaining network topology information from CDP via a man-in-the-middle attack?

A. MACsec
B. Flex VPN
C. Control Plane Protection
D. Dynamic Arp Inspection

Answer: A

QUESTION
On an ASA running version 9.0, which command is used to nest objects in a pre-existing group?

A. object-group
B. network group-object
C. object-group network
D. group-object

Answer: D

More new 300-206 Questions PDF Collection: https://drive.google.com/drive/folders/0B75b5xYLjSSNOXZTcmdGNEh2UU0?usp=sharing

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