When configuring a serial interface on a router, what is the default encapsulation?（）

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• An inbound access list has been configured on a serial interface to deny packet entry for TCP and UDP ports 21, 23 and 25. What types of packets will be permitted by this ACL?（）

  A . FTP B . Telnet C . SMTP D . DNS E . HTTP F . POP3

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• When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined（）。

  A . It is supplied by the CSU/DSU. B . It is supplied by the far end router. C . It is determined by the clock rate command. D . It is supplied by the Layer 1 bit stream timing.

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• Refer to the exhibit. GLBP has been configured on the network. When the interface serial0/0/1 on  router R1 goes down， how is the traffic coming from Host1 handled？ （） https://assets.asklib.com/images/image2/2018073015230243383.jpg

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• An inbound access list has been configured on a serial interface to deny packet entry for TCP and UDP ports21, 23 and 25. What types of packets will be permitted by this ACL? (Choose three.)（）

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• Which command would correctly configure a serial port on a router with the last usable host address in the 192.216.32.32/29 subnet？（）

  A . Router(config-if)# ip address 192.216.32.38 255.255.255.240 B . Router(config-if)# ip address 192.216.32.39 255.255.255.224 C . Router(config-if)# ip address 192.216.32.63 255.255.255.248 D . Router(config-if)# ip address 192.216.32.39 255.255.255.248 E . Router(config-if)# ip address 192.216.32.38 255.255.255.248

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• It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit.Which of the following processes 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 D . configure each subinterface with its own IP address E . disable split horizon to prevent routing loops between the subinterface networks F . encapsulate the physical interface with multipoint PPP

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• Which three elements must be used when you configure a router interface for vlan trunking?（）

  A . one IP network or subnetwork for each subinterface B . subinterface numbering that matches vlan tages C . subinterface encapsulation identifiers that match vlan tags D . a management domain for each subinterface E . one physical interface for each subinterface F . one subinterface per vla

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• An inbound access list has been configured on a serial interface to deny packet entry for TCP and UDP ports 21, 23 and 25. What types of packets will be permitted by this ACL (Choose three.)（）。

  A . FTP B . Telnet C . SMTP D . DNS E . HTTP F . POP3

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  A . Enable the switch to participate in routing updates from external devices with the router command in global configuration mode. B . Enter the no switchport command to disable Layer 2 functionality at the interface level. C . Each port participating in routing of Layer 3 packets must have an IP routing protocol assigned on aperinterface level. D . Routing is enabled by default on a multilayer switch， so the port can become a Layer 3 routing interface by assigning the appropriate IP address and subnet information.

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  A .  Fibre Channel ports must be configured from the first port in the module. B .  Ethernet ports must be configured from the last port in the module. C .  Fibre Channel ports must be configured from the last port in the module. D .  Ethernet ports must be configured from the first port in the module.

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• When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined?（）

  A . It is supplied by the CSU/DSU. B . It is supplied by the far end router. C . It is determined by the clock rate command. D . It is supplied by the Layer 1 bit stream timing.

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• It has become necessary to configure an existing serial interface to accept a second Frame Relay virtualcircuit.Which of the following processes 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 D . configure each subinterface with its own IP address E . disable split horizon to prevent routing loops between the subinterface networks F . encapsulate the physical interface with multipoint PPP

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