What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?（）A、10B、40C、30D、20
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?（）
- A、10
- B、40
- C、30
- D、20
相关考题：
Given the set of routers, each with an interface on the same multi－access network:Which router can never be a designated router on that multi－access network?() A.RouterAB.RouterBC.RouterCD.RouterD
What is the purpose of the OSPF router ID in a OR／BOR election?() A. It is used with the OSPF priority values to determine which OSPF router will become the DR or BOR in a point-to-point networkB. It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF routerC. It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access networkD. It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
You have just configured a static default route on router TK1. What is the purpose of a default route?() A. It is a route to be used when the routing protocol fails.B. It is a route configured by an ISP that sends traffic into a corporate network.C. It is a route used when a packet is destined for a remote network that is not listed in the routing table.D. It is a route manually configured for a specific remote network for which a routing protocol is not configured.E. It is used to send traffic to a stub network.
What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?() A. It routes all traffic that is addresses to the destination network to the interface indicates in the routing table.B. It sends a copy of its neighbor table to all adjacent routers.C. It sends a multicast query packet to all adjacent neighbors requesting available routing paths to the destination network.D. It broadcasts Hello packets to all routers in the network to re-establish neighbor adjacencies.
In a point－to point network, which address are OSPF hello packets sent to?() A.127.0.0.1B.192.168.0.5C.223.0.0.1D.172.16.0.1E.224.0.0.5F.254.255.255.255.255
Refer to the exhibit. Which statement is true about the configuration? () A. RTA will not establish an OSPF adjacency w ith RTBB. RTA will send OSPF hello packets, but will not send OSPF updatesC. RTA will not accept OSPF hello packets from RTBD. RTA will send OSPF updates, but will not establish an adjacency with RTB
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi－access network?() A. 10B. 40C. 30D. 20
What is the default maximum number of equal－cost paths that can be placed into the routing of a cisco OSPF router?() A. 16B. 2C. unlimitedD. 4
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?() A.10B.40C.30D.20
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?（）A、10B、40C、30D、20
When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured， which two statements are true？ （）A、OSPF hello interval is 5 secondsB、OSPF hello interval is 1 secondC、OSPF dead interval is 1 secondD、OSPF dead interval is 5 secondsE、OSPF dead interval is 20 secondsF、OSPF hello interval is 0.2 second
A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。A、The router will use the static route.B、The router will use the OSPF route.C、The router will use the EIGRP route.D、The router will load balance and use all three routes.
In a point-to point network, which address are OSPF hello packets sent to?（）A、127.0.0.1B、192.168.0.5C、223.0.0.1D、172.16.0.1E、224.0.0.5F、254.255.255.255.255
The OSPF hello protocol performs which of the following tasks?（）A、It provides dynamic neighbor discoveryB、It detects unreachable neighbors in 90 second intervalsC、It maintains neighbor relationshipsD、It negotiates correctness parameters between neighboring interfacesE、It uses timers to elect the router witch the fastest links as the designated routerF、It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF
Which of the following characteristics are true assuming you are troubleshooting a networkcurrently enabled for VRRP？（Choose all that apply.）（）A、The network is load balancing among different members of the VRRP groupB、The default hello timers are 1 secondC、The interface IP address is being used as the virtual IP addressD、There are several routers in the group simultaneously forwarding traffic for the groupE、It is a Cisco Proprietary protocolF、The default hello timers are 3 seconds
You work as a network technician at. Your boss， Mrs. ， is interested in the Spanning Tree Protocol timers. What can you tell her regarding the default STP timers？ （）A、The hello time is 5 seconds.B、The forward delay is 10 seconds.C、The hello time is 2 seconds.D、The forward delay is 15 secondsE、The max_age timer is 15 seconds.F、The hello time is 10 seconds.G、The max_age timer is 20 seconds.H、The forward delay is 20 seconds.I、The max_age timer is 30 seconds.
Which statement about OSPF authentication is true？（）A、To enable OSPF authentication in a network， OSPF area 0 authentications must be enabled firstB、The payload of OSPF version 3 packets contains no authentication informationC、OSPF version 3 supports Advanced Encryption StandardD、OSPF version 3 uses router ID as a key to encrypt OSPF hello packetsE、OSPF MD5 authentication uses TCP， and Plan Test authentication uses UDP
What is the function of the helper router during a restart event in OSPF?（）A、Sends Rapid Hellos to the restarting router.B、Maintains Adjancency with restarting router.C、Sends periodic DD packets to the restarting router.D、Floods Type 9 LSAs to all routers indicating a restarting event.
What is the purpose of the OSPF router ID in a OR/BOR election?（）A、It is used with the OSPF priority values to determine which OSPF router will become the DR or BOR in a point-to-point networkB、It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF routerC、It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access networkD、It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
What is the default maximum number of equal-cost paths that can be placed into the routing of a cisco OSPF router?（）A、16B、2C、unlimitedD、4
单选题What is the default maximum number of equal-cost paths that can be placed into the routing of a cisco OSPF router?（）A16B2CunlimitedD4
单选题What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?（）A10B40C30D20
单选题What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?（）AIt routes all traffic that is addresses to the destination network to the interface indicates in the routing table.BIt sends a copy of its neighbor table to all adjacent routers.CIt sends a multicast query packet to all adjacent neighbors requesting available routing paths to the destination network.DIt broadcasts Hello packets to all routers in the network to re-establish neighbor adjacencies.
多选题Which of the following characteristics are true assuming you are troubleshooting a networkcurrently enabled for VRRP？（Choose all that apply.）（）AThe network is load balancing among different members of the VRRP groupBThe default hello timers are 1 secondCThe interface IP address is being used as the virtual IP addressDThere are several routers in the group simultaneously forwarding traffic for the groupEIt is a Cisco Proprietary protocolFThe default hello timers are 3 seconds
多选题You work as a network technician at. Your boss， Mrs. ， is interested in the Spanning Tree Protocol timers. What can you tell her regarding the default STP timers？ （）AThe hello time is 5 seconds.BThe forward delay is 10 seconds.CThe hello time is 2 seconds.DThe forward delay is 15 secondsEThe max_age timer is 15 seconds.FThe hello time is 10 seconds.GThe max_age timer is 20 seconds.HThe forward delay is 20 seconds.IThe max_age timer is 30 seconds.
单选题Which statement about OSPF authentication is true？（）ATo enable OSPF authentication in a network， OSPF area 0 authentications must be enabled firstBThe payload of OSPF version 3 packets contains no authentication informationCOSPF version 3 supports Advanced Encryption StandardDOSPF version 3 uses router ID as a key to encrypt OSPF hello packetsEOSPF MD5 authentication uses TCP， and Plan Test authentication uses UDP
单选题In a point-to point network, which address are OSPF hello packets sent to?（）A127.0.0.1B192.168.0.5C223.0.0.1D172.16.0.1E224.0.0.5F254.255.255.255.255