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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 command shows which vtp server updated the switch
Private address. Can be routed locally - but not on Internet
Sh vtp status
No LMI is being received by the switch or there is no service between the CPE and frame switch
Link establishment - optional authentication - network layer protocol
2. What type of frame subinterface do you use for hub and spoke?
Bypass startup config - initial config mode - password recovery
Point to point
Ip addresses are conserved if vlsm is not used for subnetting
Per frame sequence counters and key mixing using temporal keys.
3. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Sh frame-relay map
2102
FECN - BECN - DE
10 seconds with every 6th message being a full status message
4. What command is used to debug the ping command?
Ipv4 address in a mixed environment
1 - 2 - 5.5 - 11
Sh frame-relay pvc
Debug ip icmp
5. What are the two ppp authentication methods?
0
Sh ip eigrp neighbors
<ctrl><shift>6 then x
Pap and chap
6. Does is-is support VLSM?
Pap and chap
In the address table and added to the running config
Yes
Network
7. IPv6 link-local address
8. confreg 2142
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Encapsulation mismatch and clock rate issues.
0
Ignore nvram (password recovery)
9. Which command turns on IPv6 routing?
1544 kbps
53
Used with 6 to 4
Ipv6 unicast-routing
10. At which layer should you begin troubleshooting QOS issues?
Ignore nvram (password recovery)
1023
Network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
11. What type of cable connects the router's aux port to a modem?
Rollover
Sh ip eigrp neighbors
Per frame sequence counters and key mixing using temporal keys.
21
12. The frame relay dlci identifies the logical circuit between the ______ and the ______
Arp for the host
Bypass startup config - initial config mode - password recovery
Local router - frame relay WAN
Link establishment - optional authentication - network layer protocol
13. tcp/udp port for TFTP
Triggered update - split horizon - route poisoning
69
Ignore nvram (password recovery)
Examples and documentation
14. Which command shows global frame relay stats since the last router reload?
Bypass startup config - initial config mode - password recovery
Ignore nvram (password recovery)
Rollover
Sh frame-relay traffic
15. How often do LMI messages flow?
Arp for the host
53
Same subnet
10 seconds with every 6th message being a full status message
16. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Access-class
0
One
Ipv6 rip <process-name> enable
17. class c private addresses
Unique local unicast range
No frame-relay inverse-arp
192.168.0.0 to 192.168.255.255
Compression - multilink support - authentication
18. tcp/udp port for FTP data
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
20
Same as ::...same as 0.0.0.0
Multicast range
19. IPv6 0:0:0:0:0:0:0:0
Sh ip int [interface]
Debug ip icmp
Same as ::...same as 0.0.0.0
One to first of many addresses
20. IPv6 FF00::/8
Device identifier - address list - port identifier - capabilites list - platform
::1 same as 127.0.0.1
Multicast range
FECN - BECN - DE
21. tcp/udp port for POP3
Bypass startup config - initial config mode - password recovery
100
Ipv4 address in a mixed environment
10.0.0.0 to 10.255.255.255
22. Which command assigns an IPv6 address to an interface?
Sh flash
Same as ::...same as 0.0.0.0
Ipv6 address 2001:0:1:0::2/64 (example)
::1 same as 127.0.0.1
23. How long is an IPv4 address?
32 bits
Ip ospf authentication - ip ospf authentication-key XXXXX
DSSS
::1 same as 127.0.0.1
24. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
TKIP and WEP
Same subnet
Ipv6 unicast-routing
25. What is the frame relay inactive state?
26. What command shows the status of PVC - FECN - BECN
Compression - multilink support - authentication
Pap and chap
Sh frame-relay pvc
Like private ipv4 address - but can't be routed at all
27. What is the ipv6 loopback adddress?
::1
Show arp
Boots to rommon
53
28. Sticky secure mac addresses are stored...
In the address table and added to the running config
Sh frame-relay pvc
Sh frame-relay map
Rollover
29. What is the command to use an ACL for VTY access
Access-class
Arp for the host
Highest logical interface IP - then highest configured IP
Rollover
30. IPv6 0:0:0:0:0:0:192.168.100.1
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
Sh frame-relay map
Ipv4 address in a mixed environment
Access-class
31. tcp/udp port for telnet
23
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
192.168.0.0 to 192.168.255.255
Link-local unicast range
32. What information is supplied by CDP? (5)
Yes
Rommon
Device identifier - address list - port identifier - capabilites list - platform
::1 same as 127.0.0.1
33. class b private addresses
Per frame sequence counters and key mixing using temporal keys.
Boots to rommon
172.16.0.0 to 172.31.255.255
Sh ip eigrp neighbors
34. What 2 features did WPAV1 add to address WEP's weaknesses?
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
Sh vtp status
It should be default-network
35. Which 2 port roles forward traffic under 802.1w standard?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Root and designated
Point to point
128 bits
36. What command kills telnet session #3?
Remote router's connection to the frame relay switch isn't working
53
Bypass startup config - initial config mode - password recovery
Disconnect 3
37. IPv6 FC00::/7
Point to point
Unique local unicast range
Rollover
The address is removed from the pool until the confilct is resolved.
38. IPv6 0:0:0:0:0:0:0:1
Destined for a single interface
::1 same as 127.0.0.1
Sh frame-relay map
192.168.0.0 to 192.168.255.255
39. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
120
1544 kbps
Sh frame-relay pvc
Pap and chap
40. IPv6 multicast address
2102
One to many addresses...always start with ff
Ripv2 is classless - multicasts - allows authentication
Per frame sequence counters and key mixing using temporal keys.
41. Name 2 reasons a serial connection can be in an up/down status?
Point to point
Encapsulation mismatch and clock rate issues.
Publicly routable addresses
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
42. Which command shows mac addresses of stations connected to switch ports?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay pvc
Show arp
To provide routing to a destination not specified in the routing table and is outside the local network
43. Inverse ARP maps a ______ to a ________
Unique local unicast range
1023
Operational pvc
DLCI to an IP address
44. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
192.168.0.0 to 192.168.255.255
Disconnect 3
Pap and chap
45. How does ripv2 respond to topology changes?
It should be default-network
Device identifier - address list - port identifier - capabilites list - platform
Triggered update - split horizon - route poisoning
Local router - frame relay WAN
46. What encryption does WPA2 use
Examples and documentation
53
23
Aes-ccmp
47. tcp/udp port for SNMP
161
Rollover
2102
Sh frame-relay pvc
48. tcp/udp port for DNS
Sh frame-relay traffic
Point to point
53
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
49. IPv6 FE80::/10
It should be default-network
Sh frame-relay pvc
Link-local unicast range
1544 kbps
50. 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.
Private address. Can be routed locally - but not on Internet
Destined for a single interface
0