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Last Updated: Jun 24, 2026
IT Exam Items Repository › Category: CCNA 3 v7
What type of traffic is described as tending to be unpredictable, inconsistent, and bursty?
ITExam Editorial Team asked 6 years ago • 
What protocol uses smaller stratum numbers to indicate that the server is closer to the authorized time source than larger stratum numbers?
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. The company has decided that no traffic initiating from any other existing or future network can be transmitted to the Research and Development network. Furthermore, no traffic that originates from the Research and Development network can be transmitted to any other existing or future networks in the company. The network administrator has decided that extended ACLs are better suited for these requirements. Based on the information given, what will the network administrator do?
ITExamAnswers Editorial Team asked 6 years ago • ,
Refer to the exhibit. Which two configurations would be used to create and apply a standard access list on R1, so that only the 10.0.70.0/25 network devices are allowed to access the internal database server? (Choose two.)
ITExam Editorial Team asked 6 years ago • ,
What type of traffic is described as requiring latency to be no more than 400 milliseconds (ms)?
ITExam Editorial Team asked 6 years ago • 
An administrator is configuring single-area OSPF on a router. One of the networks that must be advertised is 172.16.91.0 255.255.255.192. What wildcard mask would the administrator use in the OSPF network statement?
ITExamAnswers Editorial Team asked 6 years ago • 
What command would be used as part of configuring NAT or PAT to display any dynamic PAT translations that have been created by traffic?
ITExamAnswers Editorial Team asked 6 years ago • 
A company has contracted with a network security firm to help identify the vulnerabilities of the corporate network. The firm sends a team to perform penetration tests to the company network. Why would the team use applications such as Nmap, SuperScan, and Angry IP Scanner?
ITExamAnswers Editorial Team asked 6 years ago • 
An ACL is applied inbound on a router interface. The ACL consists of a single entry: access-list 100 permit tcp 192.168.10.0 0.0.0.255 172.17.200.0 0.0.0.255 eq www . If a packet with a source address of 192.168.10.244, a destination address of 172.17.200.56, and a protocol of 80 is received on the interface, is the packet permitted or denied?
ITExamAnswers Editorial Team asked 6 years ago • 
A network administrator is troubleshooting an OSPF problem that involves neighbor adjacency. What should the administrator do?
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. A network administrator has configured OSPFv2 on the two Cisco routers. The routers are unable to form a neighbor adjacency. What should be done to fix the problem on router R2?
ITExamAnswers Editorial Team asked 6 years ago • , ,
Which queuing mechanism has no provision for prioritizing or buffering but simply forwards packets in the order they arrive?
ITExamAnswers Editorial Team asked 6 years ago • 
What type of traffic is described as predictable and smooth?
ITExamAnswers Editorial Team asked 6 years ago • 
Which type of VPN is the preferred choice for support and ease of deployment for remote access?
ITExamAnswers Editorial Team asked 6 years ago • 
A network administrator modified an OSPF-enabled router to have a hello timer setting of 20 seconds. What is the new dead interval time setting by default?
ITExamAnswers Editorial Team asked 6 years ago • 
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