Exam answers

This is the answers to the exam answers and links for full answers.

Which of the error-reporting messages below are not required in ICMPv6?
Source quench: not required in IPv6,as priority and flow label field together in the base header together take care of congestion control,whereas no such means in IPv4. .
ICMPv6 is a multipurpose protocol using.which of the following is ICMPv6 not used for?
reporting anycast memberships.
What of the following is not part of ICMPv6 packet format:
header.
What is the size in bits of Code ICMPv6 packet field:
8 bits.
Which of the following is not ICMPv6 error message:
Echo Reply.
Which of the following is the purpose of the field Code in ICMPv6 packet?
The code field depends on the message type. It is used to create an additional level of message granularity.
What of the following is not a reason for sending the Destination Unreachable message?
Local computer unreachable.
Which of the following is wrong regarding Neighbor Solicitation Message?
The Code field is equal to one.
Which of the following is wrong regarding Neighbor Advertisement Message?
The Type field is set equal to 137.
Which of the following is wrong regarding Destination Unreachable Message?
It is only used for local purposes, not for end-to-end communications.