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Section 2.1: IPv6

1. What are the reasons for the shift from IPv4 to IPv6?

2. How does IPv6 make route summarization more efficient?

3. How is IPsec treated differently in IPv6 than in IPv4?

4. Why is NAT not needed when using IPv6?

Section 2.2: IPv6 Addressing

1. What is the format of an IPv6 address?

2. How can you represent leading zeroes and groups of zeroes in IPv6?

3. Which type of IPv6 address uses the FC00::/7 prefix?

4. How can you identify a link-local address?

5. What does IPv6 use instead of a broadcast address?

6. How can you easily identify IPv6 multicast addresses?

7. What does the address ::1 represent?

8. What is the purpose of the prefix length?

9. What are the steps for deriving the EUI-64 interface ID from the MAC address?

Section 2.3: IPv6 Configuration

1. How does a host get its IPv6 address when using stateless autoconfiguration?

2. What information does the DHCP server provide when using stateless DHCPv6?

3. What address does a host use to request an address from a DHCP server?

4. What is the difference between the M and O flags?

5. What are the five states of an autoconfigured IPv6 address?

6. How is the interface ID determined in static partial assignment?

Section 2.4: IPv6 Implementation

1. How does IPv6 support differ on various Microsoft operating systems?

2. What limitations does ISATAP have for IPv6 implementation?

3. Which IPv6 tunneling methods work through NAT?

4. When should you implement Teredo?

5. When is 6to4 tunneling automatically configured in Windows Server 2008?

6. What technology allows an IPv4-only host to communicate with an IPv6-only host?

Section 3.1: DHCP Configuration

1. What are the steps a client uses to acquire an address from DHCP?

2. When must you authorize a DHCP server? What permissions do you need to authorize a DHCP server?

3. Why does a DHCP server shut down if its address is not found in Active Directory? What does this protect against?

4. How are reservations different from exclusions?

5. How can you change the subnet on a scope?

6. What are the two ways to exclude IP addresses from a scope?

7. What information is necessary to configure a reservation?

Section 3.2: DHCP Options

1. What are the most common DHCP options?

2. Where can you configure DHCP options?

3. How can you determine which options take precedence?

4. How are DHCP options configured for IPv4 and IPv6?

Section 3.3: Advanced DHCPv4 Settings

1. How does conflict detection work? How can this affect system performance?

2. How can you transfer the DHCP configuration from one server to another?

3. Why would you configure BOOTP?

4. Which options should you configure through the BOOTP table and not DHCP options?

5. What should you do so that host names for computers running Windows NT 4.0 are automatically registered using DDNS?

Section 3.4: Server Placement

1. How can you provide DHCP services to clients on subnets that do not have a DHCP server?

2. What is a multihomed server, and how is it used with DHCP?

3. How does a DHCP relay agent differ from a router that has BOOTP forwarding enabled?

4. What are the advantages to having a DHCP server on every subnet?

5. How can BOOTP forwarding affect your network?

Section 3.5: Superscopes and Split Scopes

1. What are the reasons for deploying a superscope?

2. When using multiple DHCP servers for a single scope, how should you configure the scope range for each server? Why do you configure an exclusion for a part of the address range?

3. How should you configure the relay agent to ensure that the preferred server responds before the backup server in a split scope deployment?

4. How does a clustered server provide fault tolerance?

Section 3.6: DHCPv6

1. What configuration information is provided by IPv6 routers when using IPv6 autoconfiguration? How does this differ from using APIPA with IPv4?

2. What are the messages used to configure clients in stateful DHCPv6?

3. Under what circumstances do you use stateful DHCPv6? What are the flag settings?

4. What makes autoconfiguration of IPv6 hosts possible?

Section 4.1: DNS Concepts

1. What is the purpose of DNS?

2. How does an FQDN identify a host?

3. How is an Active Directory-integrated zone different from a primary zone?

4. How is secondary zone data changed?

5. What is the difference between a forward lookup zone and a reverse lookup zone?

6. What is the purpose of PTR records?

7. How does DDNS simplify DNS management?

8. What type of zone would you create if you wanted to use secure dynamic updates?

Section 4.2: Name Resolution

1. How does the DNS resolution process on a client differ from the resolution process on a server?

2. Why are there two different DNS cache locations on a DNS server?

3. How do entries in the HOSTS file affect name resolution?

4. What are root hints and how do they affect name resolution performed by a DNS server?

Section 4.3: Zone Configuration

1. How does a caching-only server reduce name resolution traffic?

2. How can a secondary zone provide security for a DNS domain?

3. What is the role of the SOA record during a zone transfer?

4. What are the advantages to changing zone data through the dnscmd command rather than manually editing the zone file?

5. Why would you choose a secondary server over a caching-only server?

6. What type of name resolution is performed by reverse lookup zones?

Section 4.4: Active Directory-integrated Zones

1. What are some of the benefits of Active Directory-integrated (AD-I) zones?

2. How is zone data for Active Directory-integrated zones replicated?

3. Under which circumstances could you disable zone transfers for an AD-I zone? When would you need to continue using DNS zone transfers?

4. How do AD-I zones integrate with other zone types such as primary or secondary?

5. What are the four replication scopes of an AD-I zone?

Section 4.5: Resource Records

1. What is the advantage to using DDNS to manage records?

2. What record type would you use to add alternate names for a DNS host?

3. What records are used to identify and locate domain controllers?

4. What happens if you create A and PTR records together if the reverse lookup zone doesn’t exist?

5. What happens when you create a CNAME record with a blank name?

Section 4.6: Client Configuration

1. What is the purpose of listing multiple DNS IP addresses on the client?

2. What are the differences between a primary suffix and a connection-specific suffix?

3. What is a parent suffix? How are they used during name resolution?

4. How do custom search suffixes differ from the default suffix search order?

Section 4.7: Dynamic DNS

1. What is the relationship between DNS and DHCP when using dynamic updates?

2. What are the DDNS settings you can configure on the DHCP server?

3. Which operating systems support dynamic updates?

4. What are the restrictions on record creation when using secure dynamic updates? Which zone types support secure dynamic updates?

5. How can DHCP be used to help the dynamic update process?

Section 4.8: Stub Zones and Forwarding

1. How does conditional forwarding differ from standard forwarding?

2. How does a stub zone differ from a secondary zone?

3. How do conditional forwarders differ from stub zones?

4. What records are copied to the zone when you create a stub zone?

5. Why isn’t a stub zone authoritative for the zone?

Section 4.9: Root Hints and Root Zone

1. Why would you want to create a zone named . (dot)?

2. What is the purpose of the root hints file?

3. Why would you delete the root hints?

4. What is the name and location(s) of the root hints file on a Windows 2008 server?

Section 4.10: Zone Delegation

1. Why might you decide to use zone delegation?

2. What does a delegation identify?

3. What records are created when you delegate a domain?

Section 4.11: DNS Features

1. How do stale records affect DNS server performance?

2. How does the no-refresh interval affect scavenging?

3. When is a DNS record considered stale?

4. What is the difference between DNS Round Robin and Network Load Balancing?

5. How does convergence make NLB a dynamic solution?

Section 4.12: New DNS Features

1. How does background loading have a positive effect on name resolution?

2. How can you ensure that a DNS response is from a valid server?

3. How does DNS Devolution simplify name resolution?

4. How can you defend against cache poisoning attacks?

5. What is the effect of enabling cache locking on Dynamic DNS?

6. What advantage is to be gained by using a larger DNS socket pool?

Section 4.13: Single-label Name Resolution

1. When would you use the GlobalNames zone?

2. What type of records do you create in the GlobalNames zone?

3. How can you extend the GlobalNames zone across multiple forests?

4. Which strategies can you use to provide single-label name resolution for IPv6 hosts?

5. When will a Windows client use LLMNR? What limitations does relying on LLMNR have?

Section 4.14: DNS Design

1. When using internal and external DNS, what are the three possible scenarios for the DNS namespace?

2. What are the advantages and disadvantages of each of the three methods?

3. What are the goals of any split namespace design?

4. When should you use conditional forwarding instead of a standard forward?

5. When should you use a WINS server instead of configuring a GlobalNames zone?

6. How do Active Directory-integrated zones improve security and fault tolerance of DNS data?

7. What type of zones should you use on DNS servers exposed to the public network?

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