Review Questions

1:	Which of the following are valid representations for the address 200A 0000 0000 0C00 0000 0000 0000 0000 with a 60-bit prefix? 200A:0000:0000:0C/60 200A::0C00:0:0:0:0/60 200A:0000:0000:0C00::/60 200A::0C00::/60 200A:0:0:C00::/60 200A::0C/60 ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
2:	For what is the address 0:0:0:0:0:0:0:0 used? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
3:	You configure your site border routers, connecting to an IPv6 public network, to advertise all your internal network numbers, including FEC0:0020:0:0100::/56. You get a nasty call from the IPv6 public network administrator. What is wrong? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
4:	Which extension headers are processed by every IPv6 node in the path from source to destination? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
5:	Which extension headers are used to specify a list of routers to visit before reaching the destination and to have each of those routers process the header? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
6:	A router receives a packet larger than its outgoing link's MTU. Does it fragment the packet and forward the fragments toward the destination? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
7:	If set in a Router Advertisement, what affect does the Managed bit have? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
8:	If a router advertises prefix information in its RAs, how is the information used? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
9:	In what two states can a host's IP address reside, and what are the roles of the two states? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
10:	What information does a router advertise in its RA to tell hosts to stop using a particular prefix when initiating IP sessions? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
11:	If a node has a neighbor with state DELAY, can the node send the neighbor packets? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
12:	A host is not running any routing protocol. It is sending data to a remote node using a default router. The default router fails. Will the host continue to send data into the black hole of the dead router until its TCP connection fails? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
13:	What are the scope values for multicast packets, and for what are they used? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
14:	What Cisco router command enables IPv6 routing? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
15:	What interface subcommands enable IPv6 on an interface? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
16:	What commands are used to enable a RIPng process? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________
17:	How is the BGP-for-IPv6 process enabled between neighbors? ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________