A. BGP uses TCP port 179.
B. BGP ensures reliability of updates by using the reliable transport services of TCP.
C. The network command with the mask option never insta lls a prefix into the BGP table unless there is a matching prefix exists in the IP route table.
D. A TCP connection is required before exchanging updates.
E. BGPuses notification and the update messages to establish and maintain the BGP neighbor relati onship.
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Refer to the exhibit. Which statement is true about the 6.6.6.0/24 prefix?（）
A. The command neighbor send -community is configured on BGP neighbor 10.10.23.3.
B. If another path advertises the 6.6.6.0/24 path and has the default local preference, that path is more preferred.
C. Route 6.6.6.0/24 is learned by an IBGP peer.
D. The route 10.10.23.3 is not being advertised to other BGP neighbors.
A. Only one IPv6 address can be assigned to each interface.
B. IPv6 hosts use anycast addresses to assign IP addresses to interfaces.
C. Each host can a utoconfigure its address without the aid of a DHCP server.
D. Only one IPv6 address is assigned per node.
Refer to the exhibit. Autonomous systems 200 and 300 have EBGP sessions established with their directly connected routers in au tonomous system 100. IGP has been configured on all routers in autonomous system 100 and they successfully exchange routing updates. Traffic originated in autonomous system 200 cannot reach the destination autonomous system 300. What configuration shoul d be done on the routers in autonomous system 100 in order for the traffic coming from autonomous system 200 to be forwarded to autonomous system 300?（）
A. IBGP session must be established between routers R1 R2 and R2 R3, and the synchronization must be turned off.
B. IBGP speakers within autonomous 100 must be fully meshed, and the synchronization must be turned on.
C. IBGP session must be established between routers R1 R2 and R2 R3, and the synchronization must be turned on.
D. IBGP session mu st be established between routers R1 and R3, and the synchronization must be turned off.
E. IBGP speakers within autonomous 100 must be fully meshed, and the synchronization must be turned off.
F. IBGP session must be established between routers R1 and R3, and the synchronization must be turned on.
Refer to the exhibit. By default, when RTB passes BGP advertisements from RTA about network 192.168.2.0 to RTC, what address will be listed as the next - hop address? （）
A. 10.1.1.2
B. 192.168.1.49
C. 10.1.1.1
D. 192.168.1.50
Based on the show ip bgp summary output, which two statements are true?（）
A. The BGP session to the 10.3.3.3 neighbor is established, but the router has not received any BGP routing updates from the 10.3.3.3 neighbor.
B. The router is attempting to establish a BGP peering session with the 10.2.2.2 neighbor.
C. The router is attempting to establish a BGP peering session with the 10.1.1.1 neighbor.
D. The BGP session to the 10.3.3.3 neighbor is established.
E. The BGP session to the 10.2.2.2 neighbor is established.
F. The BGP session to the 10.1.1.1 neighbor is established.
最新試題
An enterprise has plans to start adding IPv6 support. The initial deployment requires support from some IPv6 - only device s that need to access servers that support only IPv4.Which of the following tools would be most appropriate?（）
Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（）interface f0/0ipv6 address 2345:0:0:8::1/64
Which of the following must match for two directly connected routers running OSPF to establish a neighbor adjacency?（）
Which of the following IPv6 tunneling mechanisms support IPv6 IGP routing protocols?（）
The following output on Router R1 lists details of a BGP route for 190.1.0.0/16. Which of the following is true based on this output?（）R1# show ip bgp 19 0.1.0.0/16BGP routing table entry for 190.1.0.0/16, version 121Paths: (1 available, best #1, table Default - IP - Routing - Table)Advertised to update - groups:11 2 3 41.1.1.1 from 2.2.2.2 (3.3.3.3)Origin IGP, metric 0, localpref 100, valid, internal, best
Which of the following answers lists either a protocol or function that can be used by a host to dynamically learn its own IPv6 address?（）
An engineer is trying to summarize the following networks using the "ip summary- address eigrp"command:10.8.88.0/2510.8.89.48/2910.8.64.96/27Which network and subnet mask below would be the smallest EIGRP summary address to include all three subnets?（）
Router R1, a branch router, connects to the Internet using DSL. The engineer plans to use a configuration with a dialer interface. The answers list a feature and interface on which the feature could be configured.Which combinations accurately describe the interface under which a feature will be configured?（）
An Enterprise rou ter, Ent1, displays the following excerpt from the show ip bgp command. ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?（）Network Next Hop Metric LocPrf Weight Path*> 3.3.3.3 0 0 1 1 1 1 218 i
Which of the following answers lists a multicast IPv6 address?（）