ECCouncil 412-79v10 Exam With Confidence Using Practice Dumps

Transmission Control Protocol (TCP) is a connection-oriented four layer protocol. It is responsible for breaking messages into segments, re-assembling them at the destination station, and re-sending. Which one of the following protocols does not use the TCP?

Internet Control Message Protocol (ICMP) messages occur in many situations, such as whenever a datagram cannot reach the destination or the gateway does not have the buffering capacity to forward a datagram. Each ICMP message contains three fields: type, code, and checksum.

Different types of Internet Control Message Protocols (ICMPs) are identified by a type and code field.

Which of the following ICMP messages will be generated if the destination port is not reachable?

An external intrusion test and analysis identify security weaknesses and strengths of the client's systems and networks as they appear from outside the client's security perimeter, usually from the Internet.

The goal of an external intrusion test and analysis is to demonstrate the existence of known vulnerabilities that could be exploited by an external attacker.

During external penetration testing, which of the following scanning techniques allow you to determine a port’s state without making a full connection to the host?