A.L2TP
B.IPsec
C.PPTP
D.RSA
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A.A level 5 password is not set
B.The vty password is missing
C.The console password is missing
D.An ACL is blocking Telnet access
A.172.31.17.4/30
B.172.31.51.16/30
C.172.31.64.0/18
D.172.31.80.0/22
E.172.31.92.0/22
F.172.31.192.0/18
A.Administratively shut down the interfaces.
B.Physically secure the interfaces.
C.Configure a virtual terminal password and login process.
D.Enter an access list and apply it to the terminal interfaces using the access-class command.
E.Create an access list and apply it to the terminal interfaces using the access-group command.
Refer to the exhibit. Which statement describes DLCI 17?()
A.DLCI 17 describes the ISDN circuit between R2 and R3.
B.DLCI 17 describes a PVC on R2. It cannot be used on R3 or R1.
C.DLCI 17 is the Layer 2 address used by R2 to describe a PVC to R3.
D.DLCI 17 describes the dial-up circuit from R2 and R3 to the service provider.
A.It checks the configuration register
B.It attempts to boot from a TFTP server
C.It loads the first image file in flash memory
D.It inspects the configuration file in NVRAM for boot instructions
A.access-list 50 deny 192.168.1.1 0.0.0.255
B.access-list 110 permit ip any any
C.access-list 2500 deny tcp any host 192.168.1.1 eq 22
D.access-list 101 deny tcp any host 192.168.1.1
A.ipv6 host
B.ipv6 unicast-routing
C.ipv6 local
D.ipv6 neighbor
A.For the two vlans to communicate,a network statement for the trunk interface needs to be added to the OSPF configuration.
B.For the two vlans to communicate, a network statement for each subinterface needs to be added to the OSPF configuration.
C.Direct inter-vlan communication does not require OSPF
D.OSPF cannot be used if router-on-a-stick is configured on the router
A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast
A.spanning-tree mode rapid-pvst
B.spanning-tree uplinkfast
C.spanning-tree backbonefast
D.spanning-tree mode mst
最新試題
傳輸層如何讓主機能同時針對不同應(yīng)用程序維護多個通信流?()
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請參見圖示。主機B 嘗試與主機C 建立TCP/IP 會話。在嘗試期間,San Francisco 器由器的FastEthernet 接口fa0/1捕獲到一個幀。捕獲的幀中包含源IP 地址為10.10.1.2而目的IP 地址為10.31.1.20的數(shù)據(jù)包。捕獲該幀時,它的目的MAC 地址是什么?()
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請參見圖示。某用戶想要查看當(dāng)前的配置。圖中所示為ipconfig/all 命令的輸出。從此輸出可以得到哪三項結(jié)論?()
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