Information Technology Reference
In-Depth Information
A company has an existing WAN that uses IPv4. Sites C and D use IPv4. As shown in
Figure 9-17, the company plans to add two new locations (Sites A and B). The new sites
will implement IPv6. The company does not want to lease more WAN circuits.
36.
What options does the company have to connect Site A to Site B?
37.
What mechanism needs to be implemented so that IPv6 hosts can communicate with
IPv4 hosts and vice versa?
38.
If a dual-stack backbone is implemented, do all WAN routers and all hosts need an
IPv6-IPv4 dual stack?
39.
If an IPv4 tunnel is implemented between Sites A and B, do all WAN routers require
an IPv6-IPv4 dual stack?
