更多"There are three IS-IS routers on a "的相关试题:
[单项选择]A technician is going to install a gigabit Ethernet adapter into a laptop for a customer. Which of the following technologies is MOST likely being used in this installation?（）
A. Express card 54
B. USB 2.0
C. PCIe
D. Port replicator
[单项选择] There are three routers on a Gigabit Ethernet LAN: Router A, Router B, and Router C. Router A is the Designated Intermediate System (DIS) at Level 1 for that LAN. Router A's DIS priority is 64. The LAN is a Level 1-only link. Router D has just been powered up on that same LAN and its DIS priority is 80. Which statement is true?（）
A. Router A remains the DIS and generates a new pseudonode LSP for that LAN
B. Router A remains the DIS and NO new pseudonode LSP is generated for that LAN
C. Router D becomes the new DIS, generates a new pseudonode LSP for that LAN, and purges the old pseudonode LSP generated by Router A
D. Router D becomes the new DIS, does NOT generate a new pseudonode LSP for that LAN, and does NOT purge the old pseudonode LSP generated by Router A
[单项选择]Three IS-IS routers on a broadcast segment have different priority values configured. Which router is elected the DIS on that broadcast segment?（）
A. the router with the lowest priority
B. the router with the highest priority
C. the router with the highest System ID
D. the router with the highest IP address
[多项选择]Which two statements are true regarding an Ethernet collision domain?（）
A. If a switch is used, the collision domain is limited to each device and the switch.
B. If a hub is used, the collision domain is limited to each device and the hub.
C. If a hub is used, the collision domain includes all devices connected to the hub.
D. If a switch is used, the collision domain includes all devices connected to the switch.
[多项选择]Which two E-series functions allow Bridged Ethernet subscribers the ability to recieve a dynamic IP address? （）(Choose two.)
A. DHCP standalone server
B. DHCP exclusive-access server
C. DHCP relay agent
D. DHCP relay proxy
[单项选择]A standard IP access list is applied to an Ethernet interface of a router. What does this standard access list filter on?（）
A. The source and destination addresses
B. The destination port number
C. The destination address
D. The source address
E. All of the above
[单项选择]下列属于共享介质局域网的是( )。 Ⅰ Ethernet Ⅱ Switched Ethernet Ⅲ FDDI Ⅳ ATM LAN Ⅴ Token Bus Ⅵ Token Ring
A. Ⅰ、Ⅱ、Ⅲ、Ⅵ
B. Ⅰ、Ⅱ、Ⅳ、Ⅴ
C. Ⅱ、Ⅲ、Ⅳ、Ⅴ
D. Ⅰ、Ⅲ、Ⅴ、Ⅵ
[单项选择]A customer has two Ethernet Switch Modules installed in an IBM BladeCenter Enterprise chassis. The modules were configured identically. The Ethernet module in bay one was inadvertenly reset to factory defaults. Which solution returns the module to the customer-specific configuration?（）
A. Back up the configuration from Ethernet module in bay 2 and restore it to the module in Bay 1 using the switch CLI or Web interface
B. Swap the modules, which will automatically resynch the settings stored in the Advanced Management Module
C. Back up the configuration of the Ethernet module in bay one and restore it to the Ethernet module in bay two using the AMM
D. Restore the configuration from NVRAM using the Switch Module Web interface
[单项选择]After adding a new Ethernet card to a system and rebooting， the system administrator notices the card was not configured. How can the system administrator determine if there were errors during the configuration process for the card？（）
A. Examine the bootlog with the command： alog -o -f /var/adm/ras/bootlog
B. Display the device attributes and errors with the command： lsdev -C -l ent0
C. Examine the AIX errlog for configuration method errors with the command： errpt -a -C ent0
D. Examine the ODM for configuration errors with the command： odmget -q "method_errors" ent0
[单项选择]Which naming convention is used by Juniper Routers when archiving their configurations to a remote server?（）
A. yyyymmdd_HHMMSS_host-name_juniper.conf.gz
B. host-name_juniper.conf.gz_yyyymmdd_HHMMSS
C. yyyymmdd_HHMMSS_host-name_juniper.conf
D. host-name_juniper.conf_yyyymmdd_HHMMSS
[多项选择]Some of the TestKing routers have been configured with default routes. What are some of the advantages of using default routes?（）
A. They establish routes that will never go down.
B. The keep routing tables small.
C. They require a great deal of CPU power.
D. The allow connectivity to remote networks that are not in the routing table.
E. They direct traffic from the Internet into corporate networks.
[单项选择]Your ERX router is supporting 100 virtual routers. A specific line module supports IP interfaces in 5 virtual routers.How many routing tables are maintained on that module?（）
A. 0
B. 1
C. 5
D. 100
[单项选择]What technique should be used on BGP edge routers to prevent a multi - homed autonomous system from becoming a trans it system?（）
A. Advertise with a high MED value all networks that are discovered via external BGP.
B. Set the no - export community attribute on all networks that are advertised externally.
C. Remove the AS - Path information on all routes in the BGP table pr ior to advertising externally.
D. Set the origin code to incomplete for all networks that are discovered via external BGP.
E. Only advertise networks externally if they have been discovered via internal BGP.
F. Use an outgoing distribution list to filte r all networks not originating from inside the autonomous system.
[多项选择]Which of the following is true about routers internal to a totally NSSA area?（）
A. Routers cannot redistribute external routes into the area.
B. Routers should have zero Type 3 LSAs in their LSDBs.
C. Routers should have zero Type 5 LSAs in their LSDBs.
D. Routers should learn default routes from the ABRs attached to the area.
