FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 7: Denial-Of-Service Attacks

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 1

Short Answer

Review LaterAdd Note

Review Later

The standard protocol used for call setup in VoIP is the ________ Protocol.

Correct Answer

verified

Session Initiation

Question 2

Short Answer

Review LaterAdd Note

Review Later

Since filtering needs to be done as close to the source as possible by routers or gateways knowing the valid address ranges of incoming packets,an _______ is best placed to ensure that valid source addresses are used in all packets from its customers.

Correct Answer

verified

Show Answer

Question 3

Multiple Choice

Review LaterAdd Note

_______ is a text-based protocol with a syntax similar to that of HTTP.

It is possible to specifically defend against the ______ by using a modified version of the TCP connection handling code.

The ICMP echo response packets generated in response to a ping flood using randomly spoofed source addresses is known as _______ traffic.

If an organization is dependent on network services it should consider mirroring and ________ these servers over multiple sites with multiple network connections.

A ______ triggers a bug in the system's network handling software causing it to crash and the system can no longer communicate over the network until this software is reloaded.

______ attacks are a variant of reflector attacks and also involve sending a packet with a spoofed source address for the target system to intermediaries.

A _______ flood refers to an attack that bombards Web servers with HTTP requests.

SYN-ACK and ACK packets are transported using IP,which is an unreliable network protocol.

A characteristic of reflection attacks is the lack of _______ traffic.

_____ attacks flood the network link to the server with a torrent of malicious packets competing with valid traffic flowing to the server.

The attacker needs access to a high-volume network connection for a SYN spoof attack.

A denial-of-service attack is an attempt to compromise availability by hindering or blocking completely the provision of some service.

To respond successfully to a DoS attack a good ______ plan is needed that includes details of how to contact technical personal for your ISP(s).

In reflection attacks,the ______ address directs all the packets at the desired target and any responses to the intermediary.

There is very little that can be done to prevent a flash crowd.

Flooding attacks take a variety of forms based on which network protocol is being used to implement the attack.

Requests and _______ are the two different types of SIP messages.

______ relates to the capacity of the network links connecting a server to the wider Internet.