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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. What type of frame subinterface do you use for hub and spoke?
Arp for the host
::1
Point to point
Remote router's connection to the frame relay switch isn't working
2. IPv6 2000::/3
Bypass startup config - initial config mode - password recovery
Ipv6 address 2001:0:1:0::2/64 (example)
Global unicast range
Split horizon and holddown timers
3. Which command shows if an acl is applied to an interface?
120
Destined for a single interface
Leased lines
Sh ip int [interface]
4. IPv6 multicast address
161
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
Ipv6 rip <process-name> enable
One to many addresses...always start with ff
5. What is the order of preference in a routing table?
Sh ip route eigrp
128 bits
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Rommon
6. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
To configure a route form an ISP router into a corporate network
Multicast range
1 -2 - 5.5 - 11
7. What does this command do: mac-address-table static MAC ADDRESS vlan 10 int f0/1
8. tcp/udp port for DNS
161
Show frame-relay lmi
Sh frame-relay pvc
53
9. The frame relay dlci identifies the logical circuit between the ______ and the ______
Ip ospf authentication - ip ospf authentication-key XXXXX
161
Local router - frame relay WAN
100
10. tcp/udp port for TFTP
69
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
One to many addresses...always start with ff
Publicly routable addresses
11. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip addresses are conserved if vlsm is not used for subnetting
Only in the address table
1 -2 - 5.5 - 11
Sh frame-relay pvc
12. What can you utilize by using PPP layer 2 encapsulation?
Compression - multilink support - authentication
Debug ppp authentication
No LMI is being received by the switch or there is no service between the CPE and frame switch
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
13. How long is an IPv4 address?
Sh ip eigrp neighbors
32 bits
Debug ip icmp
Examples and documentation
14. IPv6 0:0:0:0:0:0:192.168.100.1
Rollover
172.16.0.0 to 172.31.255.255
Ipv4 address in a mixed environment
20
15. Which command suspends a telnet session?
<ctrl><shift>6 then x
FECN - BECN - DE
1544 kbps
Sh frame-relay pvc
16. what command shows which vtp server updated the switch
Sh vtp status
Ip ospf authentication - ip ospf authentication-key XXXXX
Ripv2 is classless - multicasts - allows authentication
It should be default-network
17. IPv6 FE80::/10
10 seconds with every 6th message being a full status message
224.0.0.5
Sh frame-relay traffic
Link-local unicast range
18. tcp/udp port for SMTP
25
120
Examples and documentation
DLCI to an IP address
19. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
One to many addresses...always start with ff
20
20. name a situation where a default route would be appropriate...
Sh ip eigrp neighbors
Rommon
To provide routing to a destination not specified in the routing table and is outside the local network
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
21. class c private addresses
Sh ip eigrp neighbors
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
192.168.0.0 to 192.168.255.255
<ctrl><shift>6 then x
22. What type of frame subinterface do you use for hub and spoke?
1544 kbps
128 bits
Publicly routable addresses
Point to point
23. What is the first action that a host will take when sending data to a host on a different network?
Sh vtp status
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
Arp for the host
53
24. Which command turns on RIPng for ipv6?
10.0.0.0 to 10.255.255.255
Sh frame-relay pvc
Ipv6 rip <process-name> enable
Sh ip int [interface]
25. tcp/udp port for telnet
53
Examples and documentation
23
Sh arp and sh int
26. ipv6 global addresses start with ...
2000::/3
Aes-ccmp
Point to point
It should be default-network
27. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
1544 kbps
Same subnet
Leased lines
Only in the address table
28. Differences between ripv1 and ripv2
Link-local unicast range
Operational pvc
Multicast range
Ripv2 is classless - multicasts - allows authentication
29. Which command disables frame-relay inverse arp?
Device identifier - address list - port identifier - capabilites list - platform
Compression - multilink support - authentication
No frame-relay inverse-arp
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
30. tcp/udp port for SNMP
53
25
23
161
31. Which command shows mac addresses of stations connected to switch ports?
100
No frame-relay inverse-arp
Show arp
DSSS
32. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Sh frame-relay traffic
Disconnect 3
1 - 2 - 5.5 - 11
Remote router's connection to the frame relay switch isn't working
33. IPv6 link-local address
34. 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.
Per frame sequence counters and key mixing using temporal keys.
Debug ip icmp
35. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Private address. Can be routed locally - but not on Internet
Remote router's connection to the frame relay switch isn't working
Decimal - Hex
Show frame-relay lmi
36. Which command shows global frame relay stats since the last router reload?
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay traffic
Link establishment - optional authentication - network layer protocol
2102
37. Which command shows only EIGRP routes?
Sh ip route eigrp
Sh ip ospf interface
The address is removed from the pool until the confilct is resolved.
100
38. Which command shows pvc mappings between the router and the frame switch?
Show frame-relay lmi
Sh frame-relay pvc
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
Boots to rommon
39. Static secure mac addresses are stored...
Like private ipv4 address - but can't be routed at all
In the address table and added to the running config
0
Sh frame-relay pvc
40. confreg 2120
Global unicast range
To provide routing to a destination not specified in the routing table and is outside the local network
Rommon
32768
41. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Ip addresses are conserved if vlsm is not used for subnetting
1544 kbps
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Point to point
42. Sticky secure mac addresses are stored...
Destined for a single interface
In the address table and added to the running config
By default
Unique local unicast range
43. udp port for DNS
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
53
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Network
44. What command shows the status of PVC - FECN - BECN
Sh ip eigrp neighbors
Rollover
Sh frame-relay pvc
Triggered update - split horizon - route poisoning
45. class a private addresses
10.0.0.0 to 10.255.255.255
To provide routing to a destination not specified in the routing table and is outside the local network
Same subnet
Only in the address table
46. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
Triggered update - split horizon - route poisoning
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
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
47. What is the frame relay active state?
Sh ip eigrp neighbors
Operational pvc
<ctrl><shift>6 then x
Debug ip icmp
48. Which command shows pvc mappings between the router and the frame switch?
Publicly routable addresses
No frame-relay inverse-arp
Sh frame-relay pvc
Boots to rommon
49. What command is used to debug the ping command?
Local router - frame relay WAN
Same subnet
Debug ip icmp
Ipv6 unicast-routing
50. What 4 things are necessary for 2 routers to form an eigrp relationship?
Disconnect 3
2102
One to first of many addresses
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