CiscoCertified Network Professional Service Provider
Domain 2Objective 7
2.7 Describe IPv6 Transition (NAT44, NAT64, CGNAT, MAP-T and DS Lite) 350-501 Practice Questions (Page 5)
Part of the Networking domain, which accounts for 30% of the 350-501 exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~15–24 in this domain), expect 2–3 from this objective — we provide 24 practice questions to prepare you well beyond it. (estimate)
24questions here
5free pages
5concepts
30%of the exam
Questions 21–24
- 21
A small business has a router that performs NAT44. The business has a web server on the internal network that must be reachable from the Internet. The business has only one public IPv4 address. What must the administrator configure on the router to allow inbound connections to the web server?
Select an answer first - 22
A mobile operator has deployed an IPv6-only packet core. Subscribers use IPv6-only smartphones and need to access a legacy IPv4-only application server. The operator has deployed a NAT64 gateway. What additional service must be configured so that the smartphones can resolve the IPv4-only server's hostname and initiate communication?
Select an answer first - 23
An ISP is comparing DS Lite and CGNAT for its residential broadband service. The ISP's access network is IPv6-only, and the subscribers have IPv4-only CPEs. The ISP wants to minimize the amount of state in the core network. Which solution should the ISP choose, and what is the trade-off?
Select an answer first - 24
Which scenario is NAT64 designed to address?
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