更多"On the serial interface of a router"的相关试题:
[单项选择]When configuring a serial interface on a router, what is the default encapsulation?（）
A. atm-dxi
B. frame-relay
C. hdlc
D. lapb
E. ppp
[单项选择]Which device enables a router serial interface to connect to the ISDN BRI?（）
A. NT2
B. NT1
C. TE
D. TA
E. TE1
[多项选择]A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? （）
A. TE1
B. TE2
C. TA
D. NT1
E. NT2
[单项选择] Your ERX Edge Router is using an inbound route-map for an EBGP peer to only accept routes in the range of 192.168.32.0 through 192.168.95.255. The route-map references an access list named test . What accurately accomplishes the goal of the route-map?（）
A. access-list test 192.168.32.0 0.0.63.255
B. access-list test permit 192.168.32.0 0.0.64.255
C. access-list test permit 192.168.32.0 0.0.63.255
D. access-list test permit 192.168.32.0 255.255.63.0
[单项选择] Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router. Which of the following could be the link local address of R1's interface S0/0?（）
A. FEA0::200:FF:FE11:0
B. FE80::200:FF:FE11:1111
C. FE80::0213:19FF:FE7B:0:1
D. FEB0::211:11FF:FE11: 1111
[单项选择] TestKing.com is configuring the serial interface of a Cisco router to connect to the router of a new ISP. A full T1 is being used for the Internet connection. After issuing the show interface serial 0/0 command, it is observed that the interface is UP and the line protocol is DOWN. Which of the following commands could fix this problem?（）
A. Border# copy running-config startup-config
B. Border(config)# no shutdown
C. Border(config-if)# encapsulation ppp
D. Border(config-if)# no cdp enable
E. Border(config-if)# ip routing
[单项选择]The subnet mask on the serial interface of a router is expressed in binary as 11111000 for the last octet. How do you express the binary number 11111000 in decimal?（）
A. 210
B. 224
C. 240
D. 248
E. 252
[单项选择]A router receives a packet on interface 172.16.45.66/26. The source IP of the packet is 172.16.45.127/26 and the destination is 172.16.46.191/26.How will the router handle the packet?（）
A. The destination is a host on another subnet, so the router will not forward the packet.
B. The destination is a host on the same subnet, so the router will forward the packet.
C. The destination is a broadcast address, so the router will not forward the packet.
D. The destination is a network address, so the router will forward the packet.
[单项选择]A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? （）
A. TE1
B. TE2
C. NT1
D. NT2
[单项选择] Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?（）
A. IP address 10.10.10.1 and TCP port 8080
B. IP address 71.33.252.17 and TCP port 80
C. IP address 71.33.251.19 and TCP port 80
D. IP address 71.33.252.19 and TCP port 8080
[单项选择]Serial ATA (SATA) uses a （）wire interface that creates a point-to-point connection between devices.
A. Twenty-Five
B. Forty
C. Sixteen
D. Seven
[单项选择] Router# show interfaces serial 0/1 命令的输出显示了如下内容： Serial0/1 is down， line protocol is down. 线路协议为 down（关闭）的原因最可能是什么（）
A. Serial0/1 为关闭状态
B. 路由器未连接电缆
C. 远程路由器正在使用 serial 0/0 接口
D. 尚未设置时钟频率
[单项选择]路由器出现Serial interface-number is up，line protocol is down（DTE）的状态，可能出现的问题不包括（）。
A. 本地或远程路由器配置丢失
B. 线路故障
C. CSU/DSU故障
D. LINE未与CSU/DSU联接
[单项选择]Router A is unable to reach Router B.Both routers are running ios version 12.0.After reviewing the command output and graphic,what is the most likely cause of the problem?（）
A. incorrect bandwidt h configuration
B. incorrect LMI configuration
C. incorrect map statement
D. incorrect IP address
[多项选择] Router R1 is configured as shown below: router eigrp 100 network 10.0.0.0 eigrp stub Based on the information shown above, which two types of routes will be advertised？（）
A. Receive - only
B. Stub
C. Static
D. Summary
E. Connected
F. Dynamic
[多项选择] Router R1 is three router hops away from subnet 10.1.1.0/24. According to various show interfaces commands, all three links between R1 and 10.1.1.0/24 use the following settings: bandwidth: 1000, 500, 100000 and delay : 12000, 8000, 100. Which of the following answers correctly identifies a value that feeds into the EIGRP metric calculation？（）
A. Bandwidth of 101,500
B. Bandwidth of about 34,000
C. Bandwidth of 500
D. Delay of 1200
E. Delay of 2010
F. Delay of 20100
[单项选择] Router B1, an internal router in area 1, displays the following output. The only two ABRs connected to area 1 are performing Type 3 LSA filterinG. Which of the following answers is true based on the information in the output from B1?（） R1# show ip route 10.1.0.0 255.255.0.0 longer - prefixes ! Legend lines omitted for brevity 10.0.0.0/8 is variably subnetted, 17 subnets, 3 masks O 10.1.2.0/24 [110/658] via 10.10.13.1, 00:00:32, Serial0/0/0.1 O IA 10.1.1.0/24 [110/658] via 10.10.23.2, 00:41:39, Ser ial0/0/0.2 O IA 10.1.3.0/24 [110/658] via 10.10.23.2, 00:41:39, Serial0/0/0.2
A. A Type 3 LSA for 10.2.2.0/24 was filtered by both ABRs
B. A Type 3 LSA for 10.1.2.0/24 was not filtered by both ABRs
C. A Type 3 LSA for 10.1.3.0/24 was not filtered by at least one ABR
D. A Type 3 LSA for 10.1.1.0/24 filtered by both ABRs
[单项选择] Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）
A. When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface
B. When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface
C. When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface
D. When permitted by an ACL that was referenced in the associated crypto map
