IPv6 Questions
Question 1 Question 2 Question 3 Explanation The short syntax of static IPv6 route is: ipv6 route <destination-IPv6-address> {next-hop-IPv6-address | exit-interface} Question 4 Explanation...
View ArticleDAI Questions
Question 1 Explanation Dynamic ARP inspection is an ingress security feature; it does not perform any egress checking. Question 2 Explanation Dynamic ARP inspection (DAI) is a security feature that...
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Security Questions
Question 1 Explanation This is a training program which simulates an attack, not a real attack (as it says “The webpage that opens reports that it was safe”) so we believed it should be called a “user...
View ArticleAAA Questions
Question 1 Question 2 Question 3 Explanation AAA stands for Authentication, Authorization and Accounting. + Authentication: Specify who you are (usually via login username & password) +...
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HSRP Questions
Question 1 Explanation The “preempt” command enables the HSRP router with the highest priority to immediately become the active router. Question 2 Explanation Below is an example of the “show standby”...
View ArticleSyslog Questions
Question 1 Question 2 Explanation Usually no action is required when a route flaps so it generates the notification syslog level message (level 5).
View ArticleNTP Questions
Question 1 Explanation To configure a Cisco device as an Authoritative NTP Server, use the ntp master [stratum] command. To configure a Cisco device as a NTP client, use the command ntp server <IP...
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NAT Questions
Question 1 Question 2 Explanation The source IP address is the IP address of the sending packets so it is the “inside local” address. Question 3 Explanation By adding the keyword “overload” at the end...
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EIGRP Questions
Question 1 Question 2 Explanation The reported distance (or advertised distance) is the cost from the neighbor to the destination. It is calculated from the router advertising the route to the...
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OSPF Questions
Question 1 Question 2 Question 3 Explanation The Broadcast network type is the default for an OSPF enabled ethernet interface (while Point-to-Point is the default OSPF network type for Serial...
View ArticleIP Routing Questions
Question 1 Question 2 Explanation The source and destination IP addresses of the packets are unchanged on all the way. Only source and destination MAC addresses are changed. Question 3 Question 4...
View ArticleIP Address & Subnetting Questions
Question 1 Explanation A /30 subnet means subnet mask of 255.255.255.252. But 10.2.1.3 255.255.255.252 is a broadcast IP address; only 209.165.201.2/30 is the usable IP address. Question 2 Question 3...
View ArticleEtherChannel Questions
Question 1 Explanation In fact answer B is also correct as STP considers Etherchannel links as one physical link so this question should have three correct answers. But answer B is not as obvious as...
View ArticleSTP & VTP Questions
Question 1 Question 2 Explanation Portfast feature should only be used on edge ports (ports directly connected to end stations). Neither edge ports or PortFast enabled ports generate topology changes...
View ArticleTrunking Questions
Question 1 Explanation From the output we see the native VLAN of Switch1 on Gi0/1 interface is VLAN 1 while that of Switch2 is VLAN 99 so there would be a native VLAN mismatch. Question 2 Explanation...
View ArticleCDP & LLDP Questions
Question 1 Question 2 Explanation Although CDP is a Layer 2 protocol but we can check the neighbor IP address with the “show cdp neighbor detail” command. If the neighbor does not has an IP address...
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Cloud & Virtualization Questions
Question 1 Question 2 Explanation Below are the 3 cloud supporting services cloud providers provide to customer: + SaaS (Software as a Service): SaaS uses the web to deliver applications that are...
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Basic Questions
Question 1 Question 2 Explanation If the destination MAC address is not in the CAM table (unknown destination MAC address), the switch sends the frame out all other ports that are in the same VLAN as...
View ArticleCCNA FAQs & Tips
CCNA is a long topic to talk about and there are many tips that can help you save much time when sitting in the exam hall. From the comments here and information from other places, this article tries...
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