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Last Updated: Jun 24, 2026
IT Exam Items Repository › Category: CCNA Security
What is one difference between using Telnet or SSH to connect to a network device for management purposes?
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Which type of firewall is the most common and allows or blocks traffic based on Layer 3, Layer 4, and Layer 5 information?
ITExam Editorial Team asked 5 years ago • 
What represents a best practice concerning discovery protocols such as CDP and LLDP on network devices?
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What network attack seeks to create a DoS for clients by preventing them from being able to obtain a DHCP lease?
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What protocol should be disabled to help mitigate VLAN hopping attacks?
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Which security feature should be enabled in order to prevent an attacker from overflowing the MAC address table of a switch?
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Which statement describes SNMP operation?
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Which feature is unique to IPv6 ACLs when compared to those of IPv4 ACLs?
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Which three statements are generally considered to be best practices in the placement of ACLs? (Choose three.)
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A network administrator needs to configure a standard ACL so that only the workstation of the administrator with the IP address 192.168.15.23 can access the virtual terminal of the main router. Which two configuration commands can achieve the task? (Choose two.)
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Which two characteristics are shared by both standard and extended ACLs? (Choose two.)
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Which three statements describe ACL processing of packets? (Choose three.)
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Which statement accurately describes dynamic NAT?
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A destination route in the routing table is indicated with a code D. Which kind of route entry is this?
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As data is being stored on a local hard disk, which method would secure the data from unauthorized access?
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