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Can you explain why at the eighth, ninth and tenth hopes several IPv6 addresses are reported in the ``traceroute6`` output ?
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`Section 3.3 <https://tools.ietf.org/html/rfc4443#section-3.3>`_ of :rfc:`4443` explains two different reasons why an IPv6 enabled device could generate an ICMPv6 Time Exceeded message. Explain when a router could generate such a message with ``Code==0`` and when a host could generate such a message with ``Code==1``.
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`Section 3.1 <https://tools.ietf.org/html/rfc4443#section-3.1>`_ of :rfc:`4443` seven different Codes for the ICMPv6 Destination Unreachable Message. Under which circumstances would a router generate such an ICMPv6 message with :
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``Code==0``
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An ICMPv6 error message includes in its message body the beginning of the IPv6 packet that triggered this error. How many bytes of the original packet must be returned to allow the host to recover the original source and destination addresses and source and destination ports of the packet that caused the error ?
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