H12-224 무료 덤프문제 온라인 액세스

Which of the following statements regarding the any-source multicast (ASM) and source-specific multicast (SSM)models are true?

• A.In the ASM model, receiver hosts cannot obtain locations of multicast sources in advance.
• B.The SSM model and ASM model use the same multicast group address range.
• C.In the SSM model, the receiver hosts have obtained to the specific location of the multicast source in advance by other methods.
• D.In the SSM model, a multicast distribution tree is established directly between a multicast source and its receiver host.

rstp provides multiple protection functions For example when an edge port is configured to work in protection state, how does the edge port process the process the received bpdus

• A.The edge port parses BPDUs to obtain corresponding information
• B.The edge port forwards BPDUs
• C.The edge port is shut down
• D.The edge port discards BPDUS

The greatest difference between a Fat AP and a Fit AP provides access to more users, has higher performance, and is more applicable to large networks.

• A.FALSE
• B.TRUE

During BFD session establishment between devices, which state is not involved?

• A.up
• B.2-way
• C.in it
• D.down

Which of the following statements regarding buffer overflow attacks is false?

• A.the buffer overflow attack is irrelevant to the OS vulnerabilities and architecture.
• B.the buffer overflow attack is an application-layer attack.
• C.the buffer overflow attack is the most common attack of the software system.
• D.the buffer overflow attack indicates that an attacker uses defects of memory operations of the software system and runs attack codes with high operation rights.