更多"[单选题]Which command displays the CHA"的相关试题:
[单选题]
Which command is used to enable CHAP authentication whit PAP as the fallback method on a serial
Interface?
A. (config-if)#authentication ppp chap fallback ppp
B. (config-if)#authentication ppp chap pap
C. (config-if)#ppp authentication chap pap
D. (config-if)#ppp authentication chap fallback ppp
[多选题]
Which two statements about using the CHAP authentication mechanism in a PPP link are true?(choosetwo)
A. CHAP uses a two-way handshake
B. CHAP authentication periodically occurs after link establishment
C. CHAP has no protection from playback attacks
D. CHAP authentication is performed only upon link establishment
E. CHAP uses a three-way handshake
F. CHAP authentication passwords are sent in plaintext
[单选题]
Which command sets and automatically encrypts the privileged enable mode password?
A. enbale password c1.sco
B. secret enable c1.sco
C. password enable c1.sco
D. enable secret c1.sco
[单选题]
Which command encrypts all plaintext passwords?
A. Router(config)#password-encryption
B. Router(config)#service password-encryption
C. Router#service password-encryption
D. Router# password-encryption
[单选题]
Which command shows your active Telnet connections?
A. show session
B. show cdp neighbors
C. show users
D. show queue
[单选题]
Which command helps a network administrator to manage memory by displaying flash memory andNVRAM utilization?
A. show secure
B. show file systems
C. show flash
D. show version
[单选题]
Which command will show the MAC addresses of stations connected to switch ports?
A. show mac-address
B. show arp
C. show table
D. show switchport
[单选题]
Which command enables RSTP on a switch?
A. spanning-tree mode rapid-pvst
B. spanning-tree uplinkfast
C. spanning-tree backbonefast
D. spanning-tree mode mst
[单选题]
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 lmi
C. show inter serial
D. show frame-relay pvc
[单选题]
Which command is used to display the collection of OSPF link states?
A. show ip ospf lsa database
B. show ip ospf link-state
C. show ip ospf neighbors
D. show ip ospf database
[单选题]
Which command shows if an access list is assigned to an interface?
A. show ip interface [interface] access-lists
B. show ip access-lists interface [interface]
C. show ip interface [interface]
D. show ip access-lists [interface]
[单选题]
Which command can be used to verify the DLCI destination address in a Frame Relay static configuration?
A. show frame-relay end-to-end
B. show frame-relay map
C. show frame-relay lmi
D. show frame-relay pvc
[单选题]
Which command can you use to determine the cisco ios feature set on a cisco router?
A. show version
B. dir flash:|include ios
C. show environment
D. show diag
E. show inventory
[单选题]
Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?
A. show running-config
B. show processes cpu
C. debug all
D. logging host ip address
[单选题]
Which cisco ios command can help to determine the timing of various debug events,relative to each other,
When you are debugging a complicated router issue?
A. service timestamps debug datetime msec
B. show clock detail
C. clock calendar-valid
D. service timestamps log datetime msec
[单选题]
Which command can be used from a PC to verfy the connectivity between host that connect through path?
A. tracert address
B. ping address
C. arp address
D. traceroute address
[单选题]
Which command enables IPv6. forwarding on a cisco router?
A. ipv6. host
B. ipv6. unicast-routing
C. ipv6. local
D. ipv6. neighbor
[单选题]
Which command enhances the 802..1.D convergence time on ports that are connected to hosts?
A. spanning-tree backbonefast
B. spanning-tree uplinkfast
C. spanning-tree portfast
D. spanning-tree cost512.
[单选题]
Which command can be a router to verify the layer 3. path to a host?
A. traceroute address
B. tracert address
C. ssh address
D. telnet address
