When is a first-hop redundancy protocol needed in the distribution layer?（）

相似题目

• A p5-550 with AIX 5.3 is being designed for availability. In addition to providing redundant adapters， which of the following should also be provided？（）

  A . Redundant processor pools， UPS， and HACMP B . Redundant service processors， HACMP， and mirrored AIX drives C . Redundant processor pools， redundant service processors， and HACMP D . Redundant power， redundant Virtual I/O Servers， and mirrored AIX drive

  查看最佳答案

• Distribution layer: This layer includes LAN-based routers and layer 3 switches . When is a first-hop redundancy protocol needed in the distribution layer?（）

  A . OSPF is not supported by the design B . HSRP is not supported by the design C . preempt tuning of the default gateway is needed D . the design implements Layer 3 between the access switch and the distribution switch

  查看最佳答案

• A Cisco 4404 WLAN controller is being connected to a Cisco 6500 Catalyst Series Switch. How would you interconnect and configure LAG for connectivity and ensure redundancy？（）

  A . All four ports from the Cisco WLC terminated to the same Catalyst gigabit module and channelgroup. B . Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 10 and CiscoWLC ports3 and 4 to Catalyst gigabit module slot 2 channel group 10. C . All four ports from the Cisco WLC terminated to the same Catalyst gigabit module using two channel groups. D . Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 20 and CiscoWLC ports 3 and 4 to Catalyst gigabit module slot 2 channel group 40.

  查看最佳答案

• LPAR1 is configured to have the same 2 LUNs virtualized by a redundant pair of VIO servers.  Which command will validate that both storage paths are available？（）

  A . Lspath B . sdd query adapter C . pcmpath query adapter D . datapath query device

  查看最佳答案

• You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?（）

  A . The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabled B . Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up C . Backup optimization is permanently disabled D . Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

  查看最佳答案

• What two choices can you make when redundancy is required from a branch office to a regional office？ （）

  A .  multiple Frame Relay PVCs B .  dual Wan links to the regional office C .  dual Wan links to another branch office D .  single links - one to the regional office and one to another branch office

  查看最佳答案

• A customer is deploying a new database on a PS701 Blade in a BladeCenter H, and requires redundant network and SAN adapters. Which configuration supports the customer requirement?（）

  A . Configure 2CFFh combination fibre channel / gigabit Ethernet adapters B . Configure 1CFFh 2-port fibre channel adapter and 1 CIOv 2-port gigabit Ethernet adapter C . Configure 1CIOv 2-port fibre channel adapter and 1 CFFh combination fibre channel / gigabit Ethernet adapter D . Configure 1CIOv 2-port gigabit Ethernet adapter and 1 CFFh combination fibre channel / gigabit Ethernet adapter

  查看最佳答案

• A VIO server has two fibre channel adapters， fcs0 fcs1， attached for redundant access to a storage subsystem.  If fcs1 has failed， what is the correct procedure to rectify this problem？ （）

  A .  Using ’diagmenu’ command， set fcs1 to Defined. B .  Using ’oem_setup_env’ and ’rmdev -R’ commands， set fcs1 adapter to ’Defined’ state. C .  Using ’diagmenu’ command， set the fcs1 state to Defined D .  Using ’oem_setup_env’ and ’rmdev -dl’ commands， set the state of fcs1 to Defined

  查看最佳答案

• You need to design router redundancy on the Company network.  Which three protocols could be  chosen for IP routing redundancy to protect against first-hop router failure？（）

  A .  GLBP B .  ICMP C .  MSTP D .  HSRP E .  VRRP F .  NHRP

  查看最佳答案

• A port in a redundant topology is currently in the blocking state and is not receiving BPDUs. To ensure that this port does not erroneously transition to the forwarding state，  which command should be configured to satisfy the requirement？（）

  A . Switch（config）#spanning-tree loopguard default B . Switch（config-if）#spanning-tree bdpufilter C . Switch（config）#udld aggressive D . Switch（config-if）#spanning-tree bpduguard

  查看最佳答案

• LPAR1 is configured to have the same 2 LUNs virtualized by a redundant pair of VIO servers. Which command will validate thatboth storage paths are available?（）

  A . lspath B . sdd query adapter C . pcmpath query adapter D . datapath query device

  查看最佳答案

• What two choices can you make when redundancy is required from a branch office to a regional office?（）

  A . multiple Frame Relay PVCs B . dualWan links to the regional office C . dualWan links to another branch office D . single links - one to the regional office and one to another branch office

  查看最佳答案

• You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy：   CONFIGURE RETENTION POLICY TO REDUNDANCY 3；   Which statement is true？（）  

  A .  The command fails because you cannot configure a redundancy-based retention policy when backup  optimization is enabled B .  Backup optimization is performed， but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up C .  Backup optimization is permanently disabled D .  Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

  查看最佳答案

• A vessel is “listed” when it is（）.

  A . down by the head B . down by the stern C . inclined due to off-center weight D . inclined due to wind

  查看最佳答案

• A customer has requested five rack mounted servers， and a rack. They want redundant power connections. Which of the following is required to meet these requirements？（）

  A . Redundant power supplies on the servers B . Redundant PDUs in the rack C . edundant power supplies in the servers and redundant PDUs in the rack D . Redundant power supplies in the servers， redundant PDUs in the rack， and Active Energy Manager （AEM）

  查看最佳答案

• When is a first-hop redundancy protocol needed in the distribution layer？（）

  A .  when the design implements Layer 2 between the access arid distribution blocks B .  when multiple vendor devices need to be supported C .  when preempt tuning of the default gateway is needed D .  when a robust method of backing up the default gateway is needed E .  when the design implements Layer 2 between the access switch and the distribution blocks F .  when the design implements Layer 2 between the access and distribution block

  查看最佳答案

• To protect against first-hop router failure， four protocols were developed to ensure IP routing  redundancy.  Which of the following are they？（）

  A .  HSRP B .  IRDP C .  ICMP D .  VRRP E .  MSTP F .  GLBP

  查看最佳答案

• A cisco 4404 wlan controller is being connected to a cisco 6500 catalyst series switch. How would you interconnect and configure lag for connectivity and ensure redundancy？（）

  A . all four ports from the cisco wlc terminated to the same catalyst gigabit module and channel group. B . ports 1 and 2 from cisco wlc to catalyst gigabit module slot 1 channel group 10 and cisco wlc ports 3 and 4 to catalyst gigabit module slot 2 channel group 10. C . all four ports from the cisco wlc terminated to the same catalyst gigabit module using two channel groups. D . ports 1 and 2 from cisco wlc to catalyst gigabit module slot 1 channel group 20 and cisco wlc ports 3 and 4 to catalyst gigabit module slot 2 channel group 40.

  查看最佳答案

• Which first-hop redundancy solution listed would supply Company clients with MAC address0000.0C07.AC0A for group 10 in response to an ARP request for a default gateway？（）

  A .  IRDP B .  Proxy ARP C .  GLBP D .  HSRP E .  VRRP F .  IP Redirect

  查看最佳答案

• A Cisco 4404 WLAN controller is being connected to a Cisco 6500 Catalyst Series Switch. How would younterconnect and configure LAG for connectivity and ensure redundancy？（）

  A . All four ports from the Cisco WLC terminated to the same Catalyst gigabit module and channel group. B . All four ports from the Cisco WLC terminated to the same Catalyst gigabit module using two channel groups. C . Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 20 and Cisco WLC ports3 and 4 to Catalyst gigabit module slot 2 channel group 40. D . Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 10 and Cisco WLC ports3 and 4 to Catalyst gigabit module slot 2 channel group 10.

  查看最佳答案

• Which of the following is a situation where dual （redundant） HMCs are recommended（）？ 

  A . When managing more than four VIO servers. B . When installed with Power 570 and larger hardware. C . When hosting both Linux and AIX on the same physical hardware. D . When unexpected outage on a single HMC would prove an untenable risk for the hosted LPARs.

  查看最佳答案

• When a page is sent, there is usually a “beep”.

  查看最佳答案

• Early retirement is a means of reducing the work-force______avoiding redundancies.

  A．by B．while C．in view of D．for fear of

  查看最佳答案