更多"When a router undergoes the exchang"的相关试题:
[多项选择]What two things will a router do when running a distance vector routing protocol? （）
A. Send periodic updates regardless of topology changes.
B. Send entire routing table to all routers in the routing domain.
C. Use the shortest-path algorithm to the determine best path.
D. Update the routing table based on updates from their neighbors.
E. Maintain the topology of the entire network in its database.
[多项选择] HSRP. Known as Hot Stanclby Router Protocol, is a Cisco proprietarv redundancy protocol . As an experienced network administrator, you are required to configure HSRP on a XYZ network. Which TWO of the following wii be available and shared between the routers configured with HSRP? （）(Choose two.)
A. a shared single interface
B. the ability to track serial interfaces
C. UDP-based hello packets
D. the impact of flapping links if timers are too low
[多项选择]Hot Standby Router Protocol (HSRP) is able to provide network redundancy for IP networks. Concerning HSRP load sharing, which two descriptions make sense?（）
A. It is achieved by using more than one HSRP group.
B. It is done in regards to either round robin or weight basis.
C. It is used to offload the active router in a certain HSRP group.
D. The return traffic is influenced by HSRP load sharing configuration.
E. Single group HSRP is used to achieve more efficient link utilization.
[单项选择]Which IPsec security protocol should be used when confidentiality is required?（）
A. PSK
B. AH
C. MD5
D. ESP
[单项选择]When configuring the router to support dynamic PPPoE interfaces, which command string controls the number of sessions supported?（）
A. autoconfig ppp
B. ppp authentication
C. encapsulation pppoe
D. profile pppoe dynamic
[单项选择]When does the E-series router start monitoring DHCP traffic using the DHCP External function?（）
A. When the discovery packet enters the router from the DHCP client.
B. Only when the offer packet enters the router from the DHCP server.
C. When the acknowledge packet enters the router from the DHCP server.
D. Only when the discovery packet leaves the router going to the DHCP server.
[单项选择]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.
[单项选择]When a router has to make a rate transition from LAN to WAN, what type of congestion needs should be considered in the network design?（）
A. RX-queue deferred
B. TX-queue deferred
C. RX-queue saturation
D. TX-queue saturation
E. RX-queue starvation
F. TX-queue starvation
[单项选择]Which router redundancy protocol cannot be configured for interface tracking？（）
A. HSRP
B. GLBP
C. VRRP
D. SLB
E. RPR
F. RPR+
[单项选择]When configuring a serial interface on a router, what is the default encapsulation?（）
A. atm-dxi
B. frame-relay
C. hdlc
D. lapb
E. ppp
[单项选择]When a Cisco router is configured for SSH, it acts as an （）?
A. SSH client
B. SSH proxy
C. SSH server
D. SSH and SSL server
