CCIE Routing & Switching Question of the Week: OSPFv3 Adjacencies

CCIEQoWSquare180803239Examine the following exhibit. R1 and R6 cannot form OSPFv3 adjacencies, why?

A. You cannot use a network type of non-broadcast on an Ethernet interface
B. The IPv6 prefixes are not the same
C. The OSPF instance number doesn’t match
D. R6 is missing a neighbor statement
E. R6 has a priority of 0 (zero)

R1#sh run int e 0/0
Building configuration...

Current configuration : 207 bytes
!
interface Ethernet0/0
no ip address
ipv6 address FE80::1 link-local
ipv6 address 2005:DEAD:BEEF:16::1/64
ipv6 ospf 1 area 0 instance 1
ipv6 ospf neighbor FE80::6
ipv6 ospf network non-broadcast
R6#sh run int e0/0
Building configuration...

Current configuration : 201 bytes
!
interface Ethernet0/0
no ip address
ipv6 address FE80::6 link-local
ipv6 address 2005:DEAD:BEEF:61::6/64
ipv6 ospf 1 area 0 instance 6
ipv6 ospf network non-broadcast
ipv6 ospf priority 0

 

Reveal Answer

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