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Ký hiệu đặc biệt 01
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Ký hiệu đặc biệt 03
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Ký hiệu đặc biệt [Toán]
116 bài trong 12 trang (10 bài/trang) và bạn đang ở trang 1.
Demo

On which options are standard access lists based? A. destination address and wildcard mask B. destination address and subnet mask C. source address and subnet mask D. source address and wildcard mask...... Which command can be used from a PC to verify the connectivity between hosts that connect through a switch in the same LAN? A. ping address B. tracert address C. traceroute address D. arp address......

Demo

What is the reason that the interface status is "administratively down, line protocol down"? A. There is no encapsulation type configured. B. There is a mismatch in encapsulation types. C. The interface is not receiving any keepalives. D. The interface has been configured with the shutdown command. E. The interface needs to be configured as a DTE device. F. The wrong type of cable is connected to the interface..... What are two security appliances that can be installed in a network? (Choose two.) A. ATM B. IDS C. IOS D. IOX E. IPS....

Demo

At which layer of the OSI model does PPP perform? A. Layer 2 B. Layer 4 C. Layer 5 D. Layer 3.... Which ip address would a network technician ping on the local host, to test the ip stack? A. 224.0.0.9 B. 224.0.0.5 C. 127.0.0.1 D. 255.255.255.255.... Which command allows you to verify the encapsulation type (CISCO or IETF) for a frame Relay link? A. show frame-relay map B. show frame-relay pvc C. show frame-relay lmi.....

Demo

Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch? A. sw1#show switchport port-secure interface FastEthernet 0/12 B. sw1#show switchport port-security interface FastEthernet 0/12 C. sw1#show port-secure interface FastEthernet 0/12 D. sw1#show running-config E. sw1#show port-security interface FastEthernet 0/12.... Which two are advantages of static routing when compared to dynamic routing? A. Route summarization is computed automatically by the router B. Routing traffic load is reduced when used in stub network links....

Demo

A Cisco router is booting and has just completed the POST process. It is now ready to find and load an IOS image. What function does the router perform next? 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.... Which one approaches can be used while migrating from an ipv4 addressing scheme to an ipv6 scheme A. statically map IPV4 address to IPV6 addresses B. configure IPv4 tunnels between IPv6 islands C. use DHCPv6 to map IPV4 addresses to IPV6 addresses....

Demo

Refer to the exhibit. Why are two OSPF designated routers identified on Core_Router? A. Core_Router is connected to more than one multiaccess network. B. The router at 208.149.23.130 is a secondary DR in case the primary fails. C. Two router IDs have the same OSPF priority and are therefore tied for DR election D. The DR ecection is still underway and there are two contenders for the role...... It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit. Which of the following procedures are required to accomplish this task? A. configure static frame relay map entries for each subinterface network. B. remove the ip address from the physical interface C. create the virtual interfaces with the interface command.....

Demo

Which address range efficiently summarizes the routing table of the addresses for router main? A. 172.16.0.0/18 B. 172.16.0.0/16 C. 172.16.0.0/20 D. 172.16.0.0/21..... VLAN 3 is not yet configured on your switch. What happens if you set the switchport access vlan 3 command interface configuration mode? A. The command is accepted and the respective VLAN is added to vlan.dat. B. The command is rejected. C. The command is accepted and you must configure the VLAN manually. D. The port turns amber......

Demo

You are working in a data center environment and are assigned the address range 10.188.31.0/23. You are asked to develop an IP addressing plan to allow the maximum number of subnets with as many as 30 hosts each. Which IP address range meets these requirements? A. 10.188.31.0/27 B. 10.188.31.0/26 C. 10.188.31.0/29 D. 10.188.31.0/28 E. 10.188.31.0/25..... Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0? A. Router(config)# router ospf 1 B. Router(config)#router ospf 0....

Demo

Refer to the exhibit. Which user-mode password has just been set? A. Telnet B. Auxiliary C. SSH D. Console.... Which item represents the standard IP ACL? 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.... What is one benefit of PVST+? A. PVST+ reduces the CPU cycles for all the switches in the network B. PVST+ automatically selects the root bridge location, to provide optimiz.....

Demo

Refer to the exhibit. Router1 was just successfully rebooted. Identify the current OSPF router ID for Router1. A. 208.149.23.194 B. 220.173.149.10 C. 208.149.23.162 D. 190.172.32.10.... Why do large OSPF networks use a hierarchical design? A. to confine network instability to single areas of the network B. to reduce the complexity of router configuration C. to speed up convergence D. to lower costs by replacing routers with distribution layer switches E. to decrease latency by increasing bandwidth F. to reduce routing overhead......

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