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Last Updated: Jun 24, 2026
IT Exam Items Repository › Category: CCNA 3 v7
An ACL is applied inbound on a router interface. The ACL consists of a single entry: access-list 210 permit tcp 172.18.20.0 0.0.0.31 172.18.20.32 0.0.0.31 eq ftp . If a packet with a source address of 172.18.20.14, a destination address of 172.18.20.40, and a protocol of 21 is received on the interface, is the packet permitted or denied?
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. What is the OSPF cost to reach the West LAN 172.16.2.0/24 from East?
ITExamAnswers 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 172.20.0.0 255.255.252.0. What wildcard mask would the administrator use in the OSPF network statement?
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 packet sniffers?
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 John the Ripper,THC Hydra, RainbowCrack, and Medusa?
ITExam Editorial Team asked 6 years ago • 
Refer to the exhibit. What method can be used to enable an OSPF router to advertise a default route to neighboring OSPF routers?
ITExamAnswers Editorial Team asked 6 years ago • ,
What command would be used as part of configuring NAT or PAT to display information about NAT configuration parameters and the number of addresses in the pool?
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. What three conclusions can be drawn from the displayed output? (Choose three.)
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. Which address or addresses represent the inside global address?
ITExamAnswers Editorial Team asked 6 years ago • ,
What are two characteristics of video traffic? (Choose two.)
ITExamAnswers Editorial Team asked 6 years ago • ,
What command would be used as part of configuring NAT or PAT to clear dynamic entries before the timeout has expired?
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 debuggers?
ITExamAnswers Editorial Team asked 6 years ago • 
Which public WAN access technology utilizes copper telephone lines to provide access to subscribers that are multiplexed into a single T3 link connection?
ITExamAnswers Editorial Team asked 6 years ago • ,
Which type of OSPF packet is used by a router to discover neighbor routers and establish neighbor adjacency?
ITExamAnswers Editorial Team asked 6 years ago • 
A network administrator has been tasked with creating a disaster recovery plan. As part of this plan, the administrator is looking for a backup site for all of the data on the company servers. What service or technology would support this requirement?
ITExamAnswers Editorial Team asked 6 years ago • 
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