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Author(s) Emilie Deprez
Deadline No deadline
Submission limit No limitation
Category tags ipv6

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IPv6 - matching addresses

Consider the following forwarding table.

Destination Nexthop/Interface
::/0 nexthop0
2001:db8::/31 nexthop1
2001:db8::/32 nexthop2
2001:db8:cafe::/47 nexthop3
2001:db8:cafe::/48 nexthop4
2001:db8:caff::/46 nexthop5
2001:db8:caff::/48 nexthop6
2001:db8:cafe:bad::/58 interface0
2001:db8:cafe:bad::/60 interface1
2001:db8:cafe:bad::/64 interface2
Question 1: Matching addresses

Select all prefixes that match this address 2001:db8:cafe:bad::123 .

Question 2: Forwarding packet

On which nexthop or interface will the router forward a packet sent towards 2001:db8:cafe:bad::123 ?

Question 3: Matching addresses

Select all prefixes that match this address 2001:db8:cafc::123 .

Question 4: Forwarding packet

On which nexthop or interface will the router forward a packet sent towards 2001:db8:cafc::123 ?

Question 5: Matching addresses

Select all prefixes that match this address 2001:db9:: .

Question 6: Forwarding packet

On which nexthop or interface will the router forward a packet sent towards 2001:db9:: ?