{"id":14806,"date":"2026-09-17T07:15:20","date_gmt":"2026-09-17T07:15:20","guid":{"rendered":"https:\/\/www.examlabs.com\/certification\/?p=14806"},"modified":"2026-09-17T07:15:20","modified_gmt":"2026-09-17T07:15:20","slug":"cisco-ccnp-security-300-730-practice-test-questions-and-exam-dumps-part13-q241-q260","status":"publish","type":"post","link":"https:\/\/www.examlabs.com\/certification\/cisco-ccnp-security-300-730-practice-test-questions-and-exam-dumps-part13-q241-q260\/","title":{"rendered":"Cisco CCNP Security 300-730 Practice Test Questions and Exam Dumps Part13 Q241-Q260"},"content":{"rendered":"

<\/h1>\n

View Full <\/b>Cisco CCNP Security 300-730 Exam Dumps<\/b><\/a> and Practice Test Dumps.<\/b><\/h2>\n

 <\/p>\n

Question 241<\/b><\/h3>\n

Which feature validates ARP packets against trusted IP-to-MAC address bindings on a Cisco switch?<\/b><\/p>\n

    \n
  1. IP Source Guard<\/span><\/li>\n
  2. Dynamic ARP Inspection<\/span><\/li>\n
  3. DHCP Snooping<\/span><\/li>\n
  4. Port Security<\/span><\/li>\n<\/ol>\n

    Correct Answer: 2<\/b><\/p>\n

    Explanation<\/b><\/h3>\n

    Dynamic ARP Inspection, or DAI, validates ARP packets on untrusted switch interfaces to help prevent ARP spoofing and related attacks. DAI can use the DHCP Snooping binding database to verify that the claimed IP address and MAC address are associated with the expected device and interface. Invalid ARP packets can then be dropped. DHCP Snooping itself primarily protects against rogue DHCP servers and builds the binding database, while IP Source Guard validates source IP information. Port Security focuses on MAC address control at switch ports. DAI therefore provides a dedicated Layer 2 defense against forged ARP information.<\/span><\/p>\n

    Question 242<\/b><\/h3>\n

    Which switch security feature limits the number of MAC addresses that can be learned on an access port?<\/b><\/p>\n

      \n
    1. DHCP Snooping<\/span><\/li>\n
    2. Dynamic ARP Inspection<\/span><\/li>\n
    3. Port Security<\/span><\/li>\n
    4. IP Source Guard<\/span><\/li>\n<\/ol>\n

      Correct Answer: 3<\/b><\/p>\n

      Explanation<\/b><\/h3>\n

      Port Security allows administrators to control which and how many MAC addresses can be associated with a switch port. It can help prevent unauthorized devices from connecting through an access interface and can be configured with different violation actions depending on the platform and requirements. DHCP Snooping focuses on rogue DHCP protection, Dynamic ARP Inspection validates ARP packets, and IP Source Guard validates source addressing. Port Security therefore provides Layer 2 access control based on MAC addresses. It is commonly used on access ports where administrators want to restrict the devices permitted to connect.<\/span><\/p>\n

      Question 243<\/b><\/h3>\n

      Which Cisco feature can validate the source IP address of a packet using DHCP Snooping information?<\/b><\/p>\n

        \n
      1. URL Filtering<\/span><\/li>\n
      2. IP Source Guard<\/span><\/li>\n
      3. MACsec<\/span><\/li>\n
      4. Application Control<\/span><\/li>\n<\/ol>\n

        Correct Answer: 2<\/b><\/p>\n

        Explanation<\/b><\/h3>\n

        IP Source Guard uses DHCP Snooping bindings to validate source IP information on switch ports. When DHCP Snooping has learned a legitimate binding, IP Source Guard can compare the source address of incoming traffic against that binding. Packets that do not match the expected information can be dropped. This helps reduce certain forms of IP address spoofing on access networks. URL Filtering controls web destinations, MACsec protects Layer 2 frames cryptographically, and Application Control identifies applications for security policy enforcement. IP Source Guard therefore provides source-address validation based on trusted binding information.<\/span><\/p>\n

        Question 244<\/b><\/h3>\n

        Which technology can provide encrypted remote-access VPN connectivity for individual users?<\/b><\/p>\n

          \n
        1. Cisco Secure Client<\/span><\/li>\n
        2. DHCP Snooping<\/span><\/li>\n
        3. NHRP<\/span><\/li>\n
        4. MACsec<\/span><\/li>\n<\/ol>\n

          Correct Answer: 1<\/b><\/p>\n

          Explanation<\/b><\/h3>\n

          Cisco Secure Client can provide endpoint-based remote-access VPN functionality, allowing individual users to establish secure connections to supported Cisco VPN gateways. It can also provide additional endpoint security capabilities depending on licensing and deployment. Remote-access VPNs are designed to connect individual users or endpoints to organizational resources over untrusted networks. DHCP Snooping and NHRP are network infrastructure technologies, while MACsec protects supported Layer 2 links. Secure Client is therefore commonly associated with user-oriented remote connectivity and can provide a secure VPN client experience for remote workers.<\/span><\/p>\n

          Question 245<\/b><\/h3>\n

          Which VPN model is primarily designed to connect individual remote users to an organization’s network?<\/b><\/p>\n

            \n
          1. Site-to-site VPN<\/span><\/li>\n
          2. Group encryption<\/span><\/li>\n
          3. Remote-access VPN<\/span><\/li>\n
          4. DMVPN hub network<\/span><\/li>\n<\/ol>\n

            Correct Answer: 3<\/b><\/p>\n

            Explanation<\/b><\/h3>\n

            A remote-access VPN is designed to provide individual users with secure connectivity to organizational resources from remote locations. The user typically runs a VPN client on a laptop, desktop, or mobile endpoint and authenticates to a VPN gateway. After successful authentication, authorized traffic can be securely transmitted through the VPN connection. Site-to-site VPNs primarily connect networks or security gateways, while DMVPN is designed for scalable branch connectivity and GETVPN provides group-based encryption. Remote-access VPNs therefore address the specific requirement of securely connecting individual users to enterprise resources.<\/span><\/p>\n

            Question 246<\/b><\/h3>\n

            Which technology is commonly used to authenticate network users through 802.1X?<\/b><\/p>\n

              \n
            1. RADIUS<\/span><\/li>\n
            2. NHRP<\/span><\/li>\n
            3. IKE<\/span><\/li>\n
            4. ESP<\/span><\/li>\n<\/ol>\n

              Correct Answer: 1<\/b><\/p>\n

              Explanation<\/b><\/h3>\n

              RADIUS is commonly used as the AAA protocol between a network access device and a centralized authentication server in 802.1X deployments. The switch or wireless access point acts as the authenticator, while a RADIUS server such as Cisco ISE can validate the user’s or device’s credentials and return authorization information. IKE is associated with IPsec VPN negotiation, ESP protects IPsec traffic, and NHRP supports dynamic address resolution in DMVPN. RADIUS is therefore an important component of centralized network-access authentication and is widely used with wired and wireless 802.1X deployments.<\/span><\/p>\n

              Question 247<\/b><\/h3>\n

              Which component acts as the authenticator in a typical wired 802.1X deployment?<\/b><\/p>\n

                \n
              1. End-user supplicant<\/span><\/li>\n
              2. Network access switch<\/span><\/li>\n
              3. Certificate Authority<\/span><\/li>\n
              4. Key Server<\/span><\/li>\n<\/ol>\n

                Correct Answer: 2<\/b><\/p>\n

                Explanation<\/b><\/h3>\n

                In a typical wired 802.1X architecture, the network access switch acts as the authenticator. The endpoint acts as the supplicant and attempts to authenticate through the switch. The switch communicates with a RADIUS authentication server, such as Cisco ISE, to validate the credentials and obtain authorization information. The Certificate Authority can support certificate-based authentication, but it does not act as the 802.1X authenticator. A GETVPN Key Server performs a different function related to group encryption. The switch therefore occupies the authenticator role between the endpoint and the centralized authentication service.<\/span><\/p>\n

                Question 248<\/b><\/h3>\n

                What is the primary role of the supplicant in an 802.1X architecture?<\/b><\/p>\n

                  \n
                1. Authenticate the network access device<\/span><\/li>\n
                2. Request network access and provide authentication credentials<\/span><\/li>\n
                3. Issue digital certificates<\/span><\/li>\n
                4. Encrypt all routed IP traffic<\/span><\/li>\n<\/ol>\n

                  Correct Answer: 2<\/b><\/p>\n

                  Explanation<\/b><\/h3>\n

                  The supplicant is the endpoint requesting access to the network through an 802.1X-controlled interface. It provides authentication information to the authenticator, which then communicates with the centralized authentication server. Depending on the configured EAP method, the supplicant may use usernames and passwords, certificates, or other credentials. The network access switch acts as the authenticator, while a RADIUS server commonly performs centralized authentication and authorization. The supplicant does not issue certificates or provide general IPsec encryption. Its primary responsibility is to participate in the authentication exchange to obtain network access.<\/span><\/p>\n

                  Question 249<\/b><\/h3>\n

                  Which protocol carries EAP authentication information between an authenticator and a centralized authentication server in common 802.1X deployments?<\/b><\/p>\n

                    \n
                  1. RADIUS<\/span><\/li>\n
                  2. NHRP<\/span><\/li>\n
                  3. ESP<\/span><\/li>\n
                  4. GRE<\/span><\/li>\n<\/ol>\n

                    Correct Answer: 1<\/b><\/p>\n

                    Explanation<\/b><\/h3>\n

                    RADIUS commonly carries authentication and authorization information between the network access device acting as the 802.1X authenticator and the centralized authentication server. The endpoint communicates with the authenticator using EAP over the local access connection, while the authenticator forwards the relevant authentication information toward the RADIUS server. NHRP supports DMVPN address resolution, ESP protects IPsec traffic, and GRE provides tunneling. RADIUS therefore plays a key role in extending centralized AAA services into wired and wireless network-access environments.<\/span><\/p>\n

                    Question 250<\/b><\/h3>\n

                    Which authentication method uses digital certificates on endpoints to establish identity during network access?<\/b><\/p>\n

                      \n
                    1. EAP-TLS<\/span><\/li>\n
                    2. PAP<\/span><\/li>\n
                    3. Static MAC filtering<\/span><\/li>\n
                    4. NHRP<\/span><\/li>\n<\/ol>\n

                      Correct Answer: 1<\/b><\/p>\n

                      Explanation<\/b><\/h3>\n

                      EAP-TLS uses digital certificates for authentication and can provide strong mutual authentication between an endpoint and an authentication infrastructure. The endpoint typically possesses a client certificate, while the authentication server has a trusted certificate or certificate chain. Because certificates are cryptographically bound to identities, EAP-TLS can avoid transmitting reusable passwords as the primary authentication credential. PAP is a password-based authentication method, static MAC filtering is an access-control mechanism rather than a certificate-based EAP method, and NHRP is used for DMVPN. EAP-TLS is therefore a common certificate-based authentication option for 802.1X environments.<\/span><\/p>\n

                      Question 251<\/b><\/h3>\n

                      Which Cisco solution can use endpoint identity and authorization information to assign Security Group Tags?<\/b><\/p>\n

                        \n
                      1. Cisco ISE<\/span><\/li>\n
                      2. Cisco Umbrella<\/span><\/li>\n
                      3. Cisco Secure Client<\/span><\/li>\n
                      4. Cisco Secure Firewall Management Center<\/span><\/li>\n<\/ol>\n

                        Correct Answer: 1<\/b><\/p>\n

                        Explanation<\/b><\/h3>\n

                        Cisco ISE can use identity and authorization information to participate in Cisco TrustSec deployments and assign Security Group Tags according to policy. SGTs allow organizations to associate security identities with users, devices, or traffic and apply segmentation policies without relying exclusively on IP addresses. ISE can gather information through authentication and profiling and use that context in authorization decisions. Umbrella provides cloud security services, Secure Client provides endpoint capabilities, and FMC centrally manages supported firewall platforms. ISE is therefore closely integrated with identity-based TrustSec policy and SGT assignment.<\/span><\/p>\n

                        Question 252<\/b><\/h3>\n

                        Which Cisco TrustSec mechanism identifies the security group associated with traffic?<\/b><\/p>\n

                          \n
                        1. Security Group Tag<\/span><\/li>\n
                        2. DHCP binding<\/span><\/li>\n
                        3. NHRP mapping<\/span><\/li>\n
                        4. Crypto ACL<\/span><\/li>\n<\/ol>\n

                          Correct Answer: 1<\/b><\/p>\n

                          Explanation<\/b><\/h3>\n

                          A Security Group Tag, or SGT, identifies the security group associated with a user, device, or traffic flow in Cisco TrustSec environments. Instead of basing every policy solely on IP addresses, organizations can use SGT identities to define who or what is communicating. Policy enforcement can then control communication between security groups according to organizational requirements. DHCP bindings associate IP and MAC information, NHRP mappings support DMVPN peer resolution, and crypto ACLs identify interesting traffic in traditional IPsec configurations. SGTs therefore provide the identity-based classification mechanism used by TrustSec.<\/span><\/p>\n

                          Question 253<\/b><\/h3>\n

                          Which firewall capability can identify applications even when multiple applications use commonly available transport ports?<\/b><\/p>\n

                            \n
                          1. Application Control<\/span><\/li>\n
                          2. DHCP Snooping<\/span><\/li>\n
                          3. Port Security<\/span><\/li>\n
                          4. NHRP<\/span><\/li>\n<\/ol>\n

                            Correct Answer: 1<\/b><\/p>\n

                            Explanation<\/b><\/h3>\n

                            Application Control allows a firewall to identify applications and enforce policies based on application identity rather than relying exclusively on transport ports. This is useful because modern applications may use common ports such as TCP 443, making simple port-based policies insufficient for distinguishing individual applications. Application-aware inspection can provide more granular control over allowed and blocked applications. DHCP Snooping, Port Security, and NHRP address different network functions. Application Control therefore enhances firewall policy by allowing administrators to make decisions using application-level identification.<\/span><\/p>\n

                            Question 254<\/b><\/h3>\n

                            Which firewall feature can restrict web access based on URL categories or destination classifications?<\/b><\/p>\n

                              \n
                            1. URL Filtering<\/span><\/li>\n
                            2. NHRP<\/span><\/li>\n
                            3. MACsec<\/span><\/li>\n
                            4. IKEv2<\/span><\/li>\n<\/ol>\n

                              Correct Answer: 1<\/b><\/p>\n

                              Explanation<\/b><\/h3>\n

                              URL Filtering allows security policies to control web access according to URLs, domains, or URL categories. Organizations can use this capability to restrict access to categories that violate company policies or create security risks. URL filtering can complement application control, malware protection, intrusion prevention, and other security mechanisms. NHRP handles dynamic VPN address resolution, MACsec protects Layer 2 traffic, and IKEv2 handles VPN negotiation. URL Filtering therefore provides a web-oriented policy control mechanism that operates at a higher level than basic IP address or port filtering.<\/span><\/p>\n

                              Question 255<\/b><\/h3>\n

                              Which Cisco security capability can block traffic based on known malicious IP addresses and domains?<\/b><\/p>\n

                                \n
                              1. Security Intelligence<\/span><\/li>\n
                              2. Port Security<\/span><\/li>\n
                              3. DHCP Snooping<\/span><\/li>\n
                              4. SCEP<\/span><\/li>\n<\/ol>\n

                                Correct Answer: 1<\/b><\/p>\n

                                Explanation<\/b><\/h3>\n

                                Security Intelligence can use threat-intelligence and reputation information to identify known malicious indicators such as IP addresses and domains. Security policies can use this information to block or control connections associated with known threats. This provides a preventive layer that can stop communication with known malicious infrastructure before deeper inspection is required. Port Security protects switch interfaces, DHCP Snooping protects against rogue DHCP servers, and SCEP manages certificate enrollment. Security Intelligence is therefore specifically associated with reputation-based blocking and threat-indicator enforcement.<\/span><\/p>\n

                                Question 256<\/b><\/h3>\n

                                Which security technology is designed to detect and actively block malicious network traffic?<\/b><\/p>\n

                                  \n
                                1. IDS<\/span><\/li>\n
                                2. IPS<\/span><\/li>\n
                                3. NHRP<\/span><\/li>\n
                                4. RADIUS<\/span><\/li>\n<\/ol>\n

                                  Correct Answer: 2<\/b><\/p>\n

                                  Explanation<\/b><\/h3>\n

                                  An Intrusion Prevention System, or IPS, is designed to detect malicious or suspicious traffic and actively take enforcement actions such as dropping or blocking the traffic. An IDS generally focuses on detection and alerting without necessarily blocking the traffic inline. IPS capabilities can inspect traffic for known signatures, behavioral indicators, and other threat characteristics depending on the platform. NHRP supports VPN address resolution, while RADIUS provides centralized AAA. IPS therefore provides an active security-control function designed to prevent detected malicious traffic from continuing through the protected environment.<\/span><\/p>\n

                                  Question 257<\/b><\/h3>\n

                                  Which security function primarily records user activity and resource usage for later auditing?<\/b><\/p>\n

                                    \n
                                  1. Authentication<\/span><\/li>\n
                                  2. Authorization<\/span><\/li>\n
                                  3. Accounting<\/span><\/li>\n
                                  4. Encryption<\/span><\/li>\n<\/ol>\n

                                    Correct Answer: 3<\/b><\/p>\n

                                    Explanation<\/b><\/h3>\n

                                    Accounting is the AAA function responsible for recording activity and usage information. Depending on the system, accounting records can include login and logout times, commands executed, session information, or other activity details. These records can support auditing, compliance, troubleshooting, and security investigations. Authentication verifies identity, authorization determines permitted actions, and encryption protects information from unauthorized disclosure. Accounting is therefore an important component of centralized security management because it provides visibility into what authenticated users or devices actually did during their sessions.<\/span><\/p>\n

                                    Question 258<\/b><\/h3>\n

                                    Which protocol is commonly preferred for centralized network administrator AAA when detailed command authorization is required?<\/b><\/p>\n

                                      \n
                                    1. RADIUS<\/span><\/li>\n
                                    2. TACACS+<\/span><\/li>\n
                                    3. NHRP<\/span><\/li>\n
                                    4. SCEP<\/span><\/li>\n<\/ol>\n

                                      Correct Answer: 2<\/b><\/p>\n

                                      Explanation<\/b><\/h3>\n

                                      TACACS+ is commonly used for centralized network administrator AAA because it supports granular command authorization. Administrators can authenticate against a centralized service and receive permissions controlling which commands they are allowed to execute. TACACS+ also supports accounting, allowing organizations to record administrative activity. RADIUS is widely used for network access authentication, including 802.1X, while NHRP handles DMVPN address resolution and SCEP handles certificate enrollment. TACACS+ therefore fits administrative access scenarios where organizations require centralized authentication, authorization, and auditing with detailed command control.<\/span><\/p>\n

                                      Question 259<\/b><\/h3>\n

                                      Which security service provided by IPsec helps ensure that received data has not been modified in transit?<\/b><\/p>\n

                                        \n
                                      1. Confidentiality<\/span><\/li>\n
                                      2. Integrity<\/span><\/li>\n
                                      3. Compression<\/span><\/li>\n
                                      4. Address translation<\/span><\/li>\n<\/ol>\n

                                        Correct Answer: 2<\/b><\/p>\n

                                        Explanation<\/b><\/h3>\n

                                        Integrity ensures that protected data has not been modified during transmission. IPsec can use cryptographic integrity mechanisms to calculate and verify authentication data associated with protected packets. If the received information does not produce the expected verification result, the packet can be rejected because its contents may have been altered. Confidentiality addresses unauthorized reading of data, while compression and address translation serve completely different networking purposes. Integrity is therefore essential to ensure that encryption alone is not the only protection applied to VPN traffic and that unauthorized packet modification can be detected.<\/span><\/p>\n

                                        Question 260<\/b><\/h3>\n

                                        Which security service prevents unauthorized users from reading encrypted VPN traffic?<\/b><\/p>\n

                                          \n
                                        1. Authorization<\/span><\/li>\n
                                        2. Accounting<\/span><\/li>\n
                                        3. Confidentiality<\/span><\/li>\n
                                        4. Authentication<\/span><\/li>\n<\/ol>\n

                                          Correct Answer: 3<\/b><\/p>\n

                                          Explanation<\/b><\/h3>\n

                                          Confidentiality protects information from unauthorized disclosure. In IPsec VPNs, confidentiality is commonly provided through encryption mechanisms such as AES used with ESP. The sender encrypts the protected traffic, and the authorized receiving endpoint decrypts it using the appropriate cryptographic keys. Authentication verifies identity, authorization determines permissions, and accounting records activity. These services complement confidentiality but do not replace it. Confidentiality is particularly important when VPN traffic crosses public or otherwise untrusted networks because it prevents third parties who can observe the traffic from reading the protected contents.<\/span><\/p>\n

                                           <\/p>\n","protected":false},"excerpt":{"rendered":"

                                          View Full Cisco CCNP Security 300-730 Exam Dumps and Practice Test Dumps.   Question 241 Which feature validates ARP packets against trusted IP-to-MAC address bindings on a Cisco switch? IP Source Guard Dynamic ARP Inspection DHCP Snooping Port Security Correct Answer: 2 Explanation Dynamic ARP Inspection, or DAI, validates ARP packets on untrusted switch interfaces […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1648,1647],"tags":[],"_links":{"self":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/14806"}],"collection":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/comments?post=14806"}],"version-history":[{"count":1,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/14806\/revisions"}],"predecessor-version":[{"id":14817,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/14806\/revisions\/14817"}],"wp:attachment":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/media?parent=14806"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/categories?post=14806"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/tags?post=14806"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}