What indicates to a link-state router that a neighbor is unreachable? if the router no longer receives routing updates if the router no longer receives hello packets if the router…
Match the OSPF state with the order in which it occurs. (Not all options are used.) Answers Explanation & Hints: The active and passive states are used by EIGRP. …
Which type of OSPFv2 packet contains an abbreviated list of the LSDB of a sending router and is used by receiving routers to check against the local LSDB? link-state update…
What is the default router priority value for all Cisco OSPF routers? 0 1 10 255 Answers Explanation & Hints: The router priority value is used in a DR/BDR election.…
To establish a neighbor adjacency two OSPF routers will exchange hello packets. Which two values in the hello packets must match on both routers? (Choose two.) router ID hello interval…
Match each OSPF packet type to how it is used by a router. (Not all options are used.) For more question and answers: Click Here CCNA3 v7 – ENSA –…
Which OSPF data structure is identical on all OSPF routers that share the same area? adjacency database link-state database routing table forwarding database Answers Explanation & Hints: Regardless of which…
What is used to facilitate hierarchical routing in OSPF? autosummarization the use of multiple areas frequent SPF calculations the election of designated routers Answers Explanation & Hints: OSPF supports the…
Which two statements are true about NTP servers in an enterprise network? (Choose two.) There can only be one NTP server on an enterprise network. All NTP servers synchronize directly…
Which statement describes a difference between RADIUS and TACACS+? RADIUS uses TCP whereas TACACS+ uses UDP. RADIUS is supported by the Cisco Secure ACS software whereas TACACS+ is not. RADIUS…
Which AAA component can be established using token cards? accounting authorization auditing authentication Answers Explanation & Hints: The authentication component of AAA is established using username and password combinations, challenge…
In the data gathering process, which type of device will listen for traffic, but only gather traffic statistics? NMS syslog server NetFlow collector SNMP agent Answers Explanation & Hints: A…
What is a host-based intrusion detection system (HIDS)? It is an agentless system that scans files on a host for potential malware. It identifies potential attacks and sends alerts but…
What is an advantage of HIPS that is not provided by IDS? HIPS provides quick analysis of events through detailed logging. HIPS deploys sensors at network entry points and protects…
What are two disadvantages of using an IDS? (Choose two.) The IDS has no impact on traffic. The IDS does not stop malicious traffic. The IDS works offline using copies…
What two components of traditional web security appliances are examples of functions integrated into a Cisco Web Security Appliance? (Choose two.) firewall URL filtering web reporting VPN connection email virus…
What is the function of the distribution layer of the three-layer network design model? providing direct access to the network aggregating access layer connections providing secure access to the Internet…
Which two devices would commonly be found at the access layer of the hierarchical enterprise LAN design model? (Choose two.) access point firewall Layer 2 switch Layer 3 device modular…
Lightweight access points forward data between which two devices on the network? (Choose two.) wireless client wireless LAN controller wireless router default gateway autonomous access point Answers Explanation & Hints:…
What are the three parts of all Layer 2 frames? (Choose three.) header payload frame check sequence time-to-live sequence number source and destination IP address Answers Explanation & Hints: Layer…