» CCNA – Subnetting

EnsurepassQuestion 1 Given a subnet mask of, which of the following addresses can be assigned to network hosts? (Choose three) A – B – C – D – E – F –   Answer: B C D Explanation A subnet mask of has an increment of 32 (the binary form of the last octet is 1110 0000) so we can’t use numbers which are the multiples of 32 because they are sub-network Read more […]

» CCNA – Switch Questions

EnsurepassQuestion 1 Which two commands can be used to verify a trunk link configuration status on a Cisco switch? (choose two) A. show interfaces trunk B. show interfaces switchport C. show ip interface brief D. show interfaces vlan   Answer: A B Explanation The “show interfaces trunk” command and “show interfaces switchport” command can be used to verify the status of an interface (trunking or not). The outputs of these commands are shown below (port Ethernet 1/0 has Read more […]

» CCNA – Drag and Drop 4

Ensurepassanswers to CCNA Drag and Drop Questions – Part 4 Question 1 Drag the function on the left to the matching security appliance or application on the right. (Not all functions are used)   Answer: 1) antispyware: detects software designed to capture sensitive information and removes it from the computer 2) antivirus: prevents known malicious programs from being installed on workstations 3) IDS: identifies malicious network traffic and alerts network personnel 4) firewall: filters Read more […]

» CCNA – Access List Questions

EnsurepassQuestion 1 Your boss is learning a CCNA training course, refer to the exhibit. The access list has been configured on the S0/0 interface of router RTB in the outbound direction. Which two packets, if routed to the interface, will be denied? (Choose two) access-list 101 deny tcp any eq telnet access-list 101 permit ip any any A. source ip address:; destination port: 21 B. source ip address: destination port: 21 C. source ip address: Read more […]

» CCNA – EIGRP Questions

EnsurepassQuestion 1 Refer to the exhibit, when running EIGRP what is required for R1 to exchange routing updates with R3? A – AS numbers must be changed to match on all the routers B – Loopback interfaces must be configured so a DR is elected C – The no auto-summary command is needed on R1 and R3 D – R2 needs to have two network statements, one for each connected network   Answer: A Question 2: As a Cisco technician, you need to know EIGRP protocol very well. Which of Read more […]

» CCNA – Protocols & Services

EnsurepassQuestion 1 An administrator attempts a traceroute but receives a “Destination Unreachable” message. Which protocol is responsible for that message? A. RARP B. RUDP C. ICMP D. SNMP   Answer: C Explanation The ICMP destination unreachable message is generated by a router (which is reachable) to inform the source host that the destination unicast address is unreachable. Question 2 DNS servers provide what service? A. They run a spell check on host names to ensure Read more […]

» CCNA – Drag and Drop 3

Ensurepassanswers to CCNA Drag and Drop Questions – Part 3 Question 1 Drag the security features on the left to the specific security risks they help protect against on the right. (Not all options are used)   Answer: 1) VTY password: remote access to device console 2) console password: access to the console 0 line 3) access-group: access to connected networks or resources 4) service password-encryption: viewing of passwords 5) enable secret: access to privileged mode The unselected Read more […]

» CCNA – OSPF Questions 2

EnsurepassQuestion 1 Refer to the exhibit. Which two statements are true about the loopback address that is configured on RouterB? (Choose two) A. It ensures that data will be forwarded by RouterB. B. It provides stability for the OSPF process on RouterB. C. It specifies that the router ID for RouterB should be D. It decreases the metric for routes that are advertised from RouterB. E. It indicates that RouterB should be elected the DR for the LAN.   Answer: B C Explanation A Read more […]

» CCNA – Show Command Questions

EnsurepassQuestion 1 Refer to the exhibit. What can be determined from the output? A. is local to the router. B. is local to the router. C. will age out in less than 1 minute. D. has aged out and is marked for deletion.   Answer: B Explanation The “Age” field in the “show ip arp” command is the age in minutes of the cache entry. A hyphen (-) means the address is local so in this case & are Read more […]

» CCNA – Drag and Drop 2

EnsurepassQuestion 1 The left describes OSI layers, while the right provides some terms. Drag the items on the right to the proper locations.   Answer: Network Layer: 1) IP addresses 2) packets 3) routing Transport Layer: 1) windowing 2) UDP 3) segments Question 2 The above describes some categories, while the below provides their corresponding router output lines. Drag the above items to the proper locations.   Answer: 1) Port operational: Serial0/1 is up, line Read more […]

» CCNA Training » CCNA – OSPF Questions

EnsurepassQuestion 1 Which of the following statements below best describe the process identifier that is used to run OSPF on a router? (Choose two) A – It is an optional parameter required only if multiple OSPF processes are running on the router B – It is locally significant C – It is needed to identify a unique instance of an OSPF database D – All routers in the same OSPF area must have the same process ID if they are to exchange routing information   Answer: B C Question Read more […]

» CCNA – TCP/IP Model & Operation

EnsurepassQuestion 1 An inbound access list has been configured on a serial interface to deny packet entry for TCP and UDP ports 21, 23 and 25. What types of packets will be permitted by this ACL? (Choose three) A. FTP B. Telnet C. SMTP D. DNS E. HTTP F. POP3   Answer: D E F Explanation The access list denies packet entry for TCP & UDP -> all the services on ports 21, 23 and 25 are disabled. Services on these ports are FTP (port 21), Telnet (port 23), SMTP (port 25). Read more […]

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