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CCIE Lab Tasks

Instructions:

Answer 23 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. How do you filter autorp multicast groups?

2. How do you prevent the console line from performing DNS resolution
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
It will show the IP addresses on the device with the subnet mask
Transport preferred none
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20

3. Configure a reflexive access list to permit traffic out interface Fa0/0 that allows all tcp traffic.
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
It will show the IP addresses on the device with the subnet mask
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Transport preferred none

4. What are the for control plane interfaces or modes?
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Control-plane transit - control-plane host - control-plane cef-exception
Privilege exec level 2 show run - privilege configure level 2 hostname - privilege configure level 2 interface - privilege interface all level 2 encapsulation - privilege interface level 2 ip access-group

5. Define the neighbor matrix for OSPF network types. Which are unicast vs. multicast - and which needs the explicit neighbor commands.
Broadband Access - Aggregation
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
You can policy route the traffic through the Loopback interface and then it will hit the reflexive access list. Create access list to match traffic. - ip access-list extended ORIGINATED - permit icmp any any - permit tcp any any eq telnet - Create a
...

6. How do you configure a Multicast RP candidate?
It will show the IP addresses on the device with the subnet mask
Multicast Boundary:On upstream router: Create Access List of group to deny - remember to allow others - access-list 51 deny 239.0.0.0 0.255.255.255 - access-list 51 permit 224.0.0.0 5.255.255.255 - Configure the boundary on the interface facing downs
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer

7. How do you configure a Multicast RP mapping agent?
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
Negotiation conditions - Show interface switchport.

8. Where is PPPoE in the documentation
Broadband Access - Aggregation
Global Config - ip pim autorp listener
Privilege exec level 2 show run - privilege configure level 2 hostname - privilege configure level 2 interface - privilege interface all level 2 encapsulation - privilege interface level 2 ip access-group
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)

9. How do you change spanning tree path
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
Transport preferred none
Priority - Link Cost - Router ID - Port Cost
Negotiation conditions - Show interface switchport.

10. What is the process for configuring Trunking and VTP. How do we check our work.
Privilege exec level 2 show run - privilege configure level 2 hostname - privilege configure level 2 interface - privilege interface all level 2 encapsulation - privilege interface level 2 ip access-group
Broadband Access - Aggregation
Negotiation conditions - Show interface switchport.
You can policy route the traffic through the Loopback interface and then it will hit the reflexive access list. Create access list to match traffic. - ip access-list extended ORIGINATED - permit icmp any any - permit tcp any any eq telnet - Create a

11. How do you penalize flapping BGP routes? Verification?
On the mapping agent: Create an access list to define the RP's - access-list 25 permit 150.1.3.3 - Create and access list to define the groups - access-list 26 permit 239.0.0.0 0.255.255.255 - Apply the filter - ip pim rp-announce-filter rp-list 25 g
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
It will show the IP addresses on the device with the subnet mask

12. How do you affect OSPF path selection
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Broadband Access - Aggregation
Priority - Link Cost - Router ID - Port Cost
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)

13. How do you stop private AS numbers from being advertised
Priority - Link Cost - Router ID - Port Cost
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
The neighbor remove-private-as command.
Global Config - ip pim autorp listener

14. What is the command to configure the CAM table timers for Vlan 88 to expire in 10 minutes. What is the verification command.
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Control-plane transit - control-plane host - control-plane cef-exception
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i

15. How can you pass traffic sourced from the router that will not be reflected by the reflexive access list?
You can policy route the traffic through the Loopback interface and then it will hit the reflexive access list. Create access list to match traffic. - ip access-list extended ORIGINATED - permit icmp any any - permit tcp any any eq telnet - Create a
Privilege exec level 2 show run - privilege configure level 2 hostname - privilege configure level 2 interface - privilege interface all level 2 encapsulation - privilege interface level 2 ip access-group
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter

16. Move interface encapsulation - interface ip access-group - hostname and show run to level 2
Control-plane transit - control-plane host - control-plane cef-exception
On the mapping agent: Create an access list to define the RP's - access-list 25 permit 150.1.3.3 - Create and access list to define the groups - access-list 26 permit 239.0.0.0 0.255.255.255 - Apply the filter - ip pim rp-announce-filter rp-list 25 g
Privilege exec level 2 show run - privilege configure level 2 hostname - privilege configure level 2 interface - privilege interface all level 2 encapsulation - privilege interface level 2 ip access-group
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20

17. List the BGP decision process
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Global Config - Create reflexive access list: ip access-list extended OUTBOUND - permit tcp any any reflect REFLECTED - Create inbound access list that will evaluate reflected. - ip access-list extended INBOUND - evaluate REFLECTED - Apply to outer i
Highest Weight - Highest Local Pref - Locally originated - Shortest AS-Path - Lowest origin type (IGP - EGP - Incomplete) - Lowest MED - EBGP over IBGP - Lowest IGP Metric - Oldest Route - Lowest Router ID
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)

18. How do you filter administratively scoped groups from transiting a router?
Terminal services / Appendix / Regexp.
Multicast Boundary:On upstream router: Create Access List of group to deny - remember to allow others - access-list 51 deny 239.0.0.0 0.255.255.255 - access-list 51 permit 224.0.0.0 5.255.255.255 - Configure the boundary on the interface facing downs
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
On the mapping agent: Create an access list to define the RP's - access-list 25 permit 150.1.3.3 - Create and access list to define the groups - access-list 26 permit 239.0.0.0 0.255.255.255 - Apply the filter - ip pim rp-announce-filter rp-list 25 g

19. Where in documentation is BGP regular expressions.
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
You can policy route the traffic through the Loopback interface and then it will hit the reflexive access list. Create access list to match traffic. - ip access-list extended ORIGINATED - permit icmp any any - permit tcp any any eq telnet - Create a
Terminal services / Appendix / Regexp.
On the mapping agent: Create an access list to define the RP's - access-list 25 permit 150.1.3.3 - Create and access list to define the groups - access-list 26 permit 239.0.0.0 0.255.255.255 - Apply the filter - ip pim rp-announce-filter rp-list 25 g

20. How do you prevent a router from switching to the shortest path tree once the data flow has begun. Where is the documentation?
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
Control-plane transit - control-plane host - control-plane cef-exception
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20
Spf-threshold command: Global Config:Define the group with an access list: access-list 52 permit 239.0.0.0 0.255.255.255 - Change the shortest path tree threshold - ip pim spt-threshold infinity group-list 52 - This is documented under: Optimizing PI

21. How can you match on closed ports on the router for the purpose of filtering
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20
Control-plane transit - control-plane host - control-plane cef-exception
Highest Weight - Highest Local Pref - Locally originated - Shortest AS-Path - Lowest origin type (IGP - EGP - Incomplete) - Lowest MED - EBGP over IBGP - Lowest IGP Metric - Oldest Route - Lowest Router ID

22. How do you configure autorp when in sparse mode only?
Global Config - ip pim autorp listener
Transport preferred none
Terminal services / Appendix / Regexp.
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)

23. What does the command 'show protocols' do
It will show the IP addresses on the device with the subnet mask
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
Priority - Link Cost - Router ID - Port Cost