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Test your basic knowledge |
CCNA Updated
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
ccna
Instructions:
Answer 50 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. Which command turns on IPv6 routing?
Sh ip eigrp neighbors
Show frame-relay lmi
Ipv6 unicast-routing
Point to point
2. Which 2 port roles forward traffic under 802.1w standard?
Link-local unicast range
Same subnet
Root and designated
Remote router's connection to the frame relay switch isn't working
3. What does a frame relay pvc status of inactive indicate?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Arp for the host
69
Same as ::...same as 0.0.0.0
4. tcp/udp port for FTP control
0
21
1 -2 - 5.5 - 11
Arp for the host
5. What 3 things are necessary for 2 routers to establish ospf neighborship?
Only in the address table
Feature capabilities - hardware platform - run location and compression status
224.0.0.5
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
6. What type of frame subinterface do you use for hub and spoke?
21
Remote router's connection to the frame relay switch isn't working
Point to point
FECN - BECN - DE
7. Dynamic secure mac addresses are stored...
20
No LMI is being received by the switch or there is no service between the CPE and frame switch
One to many addresses...always start with ff
Only in the address table
8. Which command shows frame relay status and keep-alive information?
::1
Ipv6 rip <process-name> enable
Link-local unicast range
Show frame-relay lmi
9. IPv6 0:0:0:0:0:0:0:1
Sh ip ospf interface
::1 same as 127.0.0.1
Rommon
Pap and chap
10. What are the three types of congestion notification used by frame relay?
Sh arp and sh int
25
Triggered update - split horizon - route poisoning
FECN - BECN - DE
11. udp port for DNS
53
Sh arp and sh int
Aes-ccmp
10.0.0.0 to 10.255.255.255
12. tcp/udp port for telnet
23
Root and designated
No frame-relay inverse-arp
Rommon
13. IPv6 2001:0DB8::/32
Ipv6 rip <process-name> enable
Examples and documentation
Leased lines
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
14. What 4 things are necessary for 2 routers to form an eigrp relationship?
1. must be configured with eigrp 2.must have interfaces directly connect or on multiaccess media 3.must have same ASN 4.must have appropriate network commands
Ignore nvram (password recovery)
Sh frame-relay pvc
Used with 6 to 4
15. What type of cable connects the router's aux port to a modem?
Root and designated
100
Rollover
Sh ip route eigrp
16. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv6 unicast-routing
100
Ipv4 address in a mixed environment
In the address table and added to the running config
17. Which command shows only EIGRP routes?
Decimal - Hex
Sh ip route eigrp
Ignore nvram (password recovery)
161
18. Which command shows if an acl is applied to an interface?
::1
Sh ip int [interface]
Show frame-relay lmi
1 -2 - 5.5 - 11
19. What is the LMI DLCI used in ANSI?
Ipv6 unicast-routing
Sh frame-relay traffic
0
1023
20. The frame relay dlci identifies the logical circuit between the ______ and the ______
Publicly routable addresses
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
32768
Local router - frame relay WAN
21. Which command shows pvc mappings between the router and the frame switch?
Destined for a single interface
Root and designated
Sh frame-relay pvc
224.0.0.5
22. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Operational pvc
::1 same as 127.0.0.1
100
Decimal - Hex
23. Which command shows global frame relay stats since the last router reload?
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
Root and designated
No frame-relay inverse-arp
Sh frame-relay traffic
24. What are the two ppp authentication methods?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Private address. Can be routed locally - but not on Internet
Pap and chap
192.168.0.0 to 192.168.255.255
25. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
No frame-relay inverse-arp
Used with 6 to 4
Remote router's connection to the frame relay switch isn't working
26. What information is supplied by CDP? (5)
100
Like private ipv4 address - but can't be routed at all
Device identifier - address list - port identifier - capabilites list - platform
One
27. Inverse ARP maps a ______ to a ________
DLCI to an IP address
In the address table and added to the running config
Unique local unicast range
Per frame sequence counters and key mixing using temporal keys.
28. What is the LMI DLCI used in Cisco?
1023
Root and designated
Compression - multilink support - authentication
Sh ip int [interface]
29. What encryption does WPA2 use
Sh frame-relay traffic
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
Aes-ccmp
Point to point
30. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
1544 kbps
Link establishment - optional authentication - network layer protocol
Ip addresses are conserved if vlsm is not used for subnetting
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
31. confreg 2120
FECN - BECN - DE
Rommon
Like private ipv4 address - but can't be routed at all
25
32. What commands create plain-text ospf authentication?
Sh arp and sh int
192.168.0.0 to 192.168.255.255
Ip ospf authentication - ip ospf authentication-key XXXXX
Rollover
33. What is wrong with this command 'ip default-route 10.1.1.1'?
Sh ip int [interface]
It should be default-network
1023
::1
34. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
The address is removed from the pool until the confilct is resolved.
Point to point
1544 kbps
Multicast range
35. What is the default AD for RIP
120
Examples and documentation
To configure a route form an ISP router into a corporate network
21
36. IPv6 multicast address
23
One to many addresses...always start with ff
Compression - multilink support - authentication
Sh flash
37. Which command shows pvc mappings between the router and the frame switch?
Point to point
Sh frame-relay pvc
100
Debug ppp authentication
38. what command shows which vtp server updated the switch
Same subnet
Private address. Can be routed locally - but not on Internet
Sh vtp status
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
39. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
10 seconds with every 6th message being a full status message
Ignore nvram (password recovery)
100
40. IPv6 link-local address
41. confreg 2142
Yes
Ignore nvram (password recovery)
Show frame-relay lmi
Link establishment - optional authentication - network layer protocol
42. What rule does dhcp use when an IP address conflict is detected?
DSSS
The address is removed from the pool until the confilct is resolved.
2102
1. must be configured with eigrp 2.must have interfaces directly connect or on multiaccess media 3.must have same ASN 4.must have appropriate network commands
43. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
Debug ip icmp
Bypass startup config - initial config mode - password recovery
Operational pvc
44. What is the command to use an ACL for VTY access
Access-class
Used with 6 to 4
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
53
45. class c private addresses
Ipv6 rip <process-name> enable
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
FECN - BECN - DE
192.168.0.0 to 192.168.255.255
46. What command displays the CHAP authentication process in real time?
Sh ip ospf interface
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Debug ppp authentication
Leased lines
47. Which features did wpav4 add to address the weaknesses of WEP?
Split horizon and holddown timers
It should be default-network
Per frame sequence counters and key mixing using temporal keys.
::1 same as 127.0.0.1
48. Which command assigns an IPv6 address to an interface?
Network
Encapsulation mismatch and clock rate issues.
Device identifier - address list - port identifier - capabilites list - platform
Ipv6 address 2001:0:1:0::2/64 (example)
49. What is the default bridge STP priority?
32768
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Ipv6 rip <process-name> enable
172.16.0.0 to 172.31.255.255
50. class b private addresses
Same subnet
Ip addresses are conserved if vlsm is not used for subnetting
172.16.0.0 to 172.31.255.255
DSSS