A.127.0.0.1
B.172.16.0.1
C.192.168.0.5
D.223.0.0.1
E.224.0.0.5
F.254.255.255.255
第1题:

A. RTA will not establish an OSPF adjacency w ith RTB
B. RTA will send OSPF hello packets, but will not send OSPF updates
C. RTA will not accept OSPF hello packets from RTB
D. RTA will send OSPF updates, but will not establish an adjacency with RTB
第2题:
A.10
B.40
C.30
D.20
第3题:
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?()
第4题:
The OSPF hello protocol performs which of the following tasks?()
第5题:
Which statement about OSPF authentication is true?()
第6题:
What is the purpose of the OSPF router ID in a OR/BOR election?()
第7题:
Which two statements about MPLS Label Distribution Protocol (LDP) are true? ()
第8题:
It provides dynamic neighbor discovery
It detects unreachable neighbors in 90 second intervals
It maintains neighbor relationships
It negotiates correctness parameters between neighboring interfaces
It uses timers to elect the router witch the fastest links as the designated router
It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF
第9题:
10
40
30
20
第10题:
127.0.0.1
172.16.0.1
192.168.0.5
223.0.0.1
224.0.0.5
254.255.255.255
第11题:
To enable OSPF authentication in a network, OSPF area 0 authentications must be enabled first
The payload of OSPF version 3 packets contains no authentication information
OSPF version 3 supports Advanced Encryption Standard
OSPF version 3 uses router ID as a key to encrypt OSPF hello packets
OSPF MD5 authentication uses TCP, and Plan Test authentication uses UDP
第12题:
127.0.0.1
192.168.0.5
223.0.0.1
172.16.0.1
224.0.0.5
254.255.255.255.255
第13题:
A. It provides dynamic neighbor discovery
B. It detects unreachable neighbors in 90 second intervals
C. It maintains neighbor relationships
D. It negotiates correctness parameters between neighboring interfaces
E. It uses timers to elect the router witch the fastest links as the designated router
F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF
第14题:
What kind of packets does OSPF send to keep up connectivity with its neighboring routers?()
第15题:
In a point-to point network, which address are OSPF hello packets sent to?()
第16题:
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?()
第17题:
On point-to-point networks, OSPF hello packets are addressed to which address?()
第18题:
The OSPF RFC 3623 Graceful Restart feature allows you to configure IETF NSF in ultivendor networks. When using OSPF Graceful Restart,which mechanism is used tocontinue forwarding packets during a switchover?()
第19题:
LDP hello packets are sent to TCP 646.
LDP session packets are sent to TCP 646.
LDP session packets are sent to TCP 711.
LDP hello packets are sent to TCP 711.
LDP hello packets are sent to UDP 711.
LDP hello packets are sent to UDP 646.
第20题:
EIGRP supports five generic packet types, including hello, database description (DBD), link state request (LSR), link - state update (LSU), and LSAck.
EIGRP sends periodic hello packets to the multicast IP address 224.0.0.10.
EIGRP will not form a neighbor relationship with another peer when their K values are mismatched.
EIGRP sends periodic hello packets to the multicast IP address 224.0.0.9.
E IGRP will form a neighbor relationship with another peer even when their K values are mismatched.
EIGRP supports five generic packet types, including hello, update, query, reply, and ACK packets.
第21题:
Update packets route reliable change information only to the affected routers.
Reply packets are multicast to IP address 224.0.0.10 using RTP.
On high - speed links, hello packets are broadcast every 5 seconds for neighbor discovery.
Reply packets are used to send routing updates.
On low - speed links, hello packets are broa dcast every 15 seconds for neighbor discovery.
第22题:
10
40
30
20
第23题:
Increase MTU of the interfaces to accommodate larger OSPF packets.
Change the network type to point-to-point on those links.
Reduce SPF initial timer.
Increase hello interval to avoid adjacency flapping.
Enable OSPF