Test your basic knowledge |

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. Where in documentation is BGP regular expressions.
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
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
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

2. How do you change spanning tree path
Broadband Access - Aggregation
Priority - Link Cost - Router ID - Port Cost
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.

3. What does the command 'show protocols' do
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
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
It will show the IP addresses on the device with the subnet mask
Priority - Link Cost - Router ID - Port Cost

4. How do you prevent a router from switching to the shortest path tree once the data flow has begun. Where is the documentation?
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
It will show the IP addresses on the device with the subnet mask
Global Config - ip pim autorp listener
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

5. How do you penalize flapping BGP routes? Verification?
The neighbor remove-private-as command.
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
Negotiation conditions - Show interface switchport.
Global Config - ip pim autorp listener

6. How do you filter autorp multicast groups?

7. 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
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 - ip pim autorp listener
Control-plane transit - control-plane host - control-plane cef-exception

8. How do you configure a Multicast RP mapping agent?
Broadband Access - Aggregation
...
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
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

9. How do you affect OSPF path selection
The neighbor remove-private-as command.
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)
Broadband Access - Aggregation
It will show the IP addresses on the device with the subnet mask

10. How do you configure autorp when in sparse mode only?
Global Config - ip pim autorp listener
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)
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

11. How do you stop private AS numbers from being advertised
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
The neighbor remove-private-as command.
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Negotiation conditions - Show interface switchport.

12. How do you filter administratively scoped groups from transiting a router?
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)
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
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

13. What are the for control plane interfaces or modes?
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
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
The neighbor remove-private-as command.
Control-plane transit - control-plane host - control-plane cef-exception

14. Where is PPPoE in the documentation
Broadband Access - Aggregation
Transport preferred none
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
...

15. How do you configure a Multicast RP candidate?
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-announce loopback 0 scope 20
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
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

16. What is the process for configuring Trunking and VTP. How do we check our work.
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
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
It will show the IP addresses on the device with the subnet mask
Negotiation conditions - Show interface switchport.

17. How can you pass traffic sourced from the router that will not be reflected by the reflexive access list?
Priority - Link Cost - Router ID - Port Cost
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
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
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

18. Move interface encapsulation - interface ip access-group - hostname and show run to level 2
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
Terminal services / Appendix / Regexp.
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
Router bgp100 - bgp dampening 15 500 3000 60 - (half life - re-use limit - suppress limit - maximum suppress time)

19. How do you prevent the console line from performing DNS resolution
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-discovery loopback 0 scope 20
The neighbor remove-private-as command.
Transport preferred none
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20

20. Configure a reflexive access list to permit traffic out interface Fa0/0 that allows all tcp traffic.
Interface config - int looopback 0 - ip pim sparse-dense-mode - Global Config - ip pim send-rp-announce loopback 0 scope 20
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
Terminal services / Appendix / Regexp.
The neighbor remove-private-as command.

21. What is the command to configure the CAM table timers for Vlan 88 to expire in 10 minutes. What is the verification command.
Priority - Link Cost - Router ID - Port Cost
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
Mac address-table aging-timer 10 vlan 88 - show mac address-table aging-timer
Transport preferred none

22. List the BGP decision process
Class-map type port-filter - policy-map type port-filter - service-policy type port-filter
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
Change interface BW - Change Neighbor Cost - Change Interface ip ospf cost - Change OSPF process reference BW (all routers)
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

23. Define the neighbor matrix for OSPF network types. Which are unicast vs. multicast - and which needs the explicit neighbor commands.
Terminal services / Appendix / Regexp.
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
...