FTP
Telnet
SMTP
DNS
HTTP
POP3
第1题:
A company has a small network,consisting of a single switch and a single router.The switch has been configured with two vlans,and route-on-a-stick is being configured on the router for inter-vlan routing.A trunk is configured to connect the switch to the router.What is the minimum number of router subinterfaces that are required for all the vlans to communicate?()
A. one
B. three
C. two
D. zero
第2题:
Router R1 has been configured for EIGRP. The configuratio n also includes an ACL with one line -access - list 1 permit 10.100.32.0 0.0.15.255 - and the EIGRP configuration includes the distribute -list 1 in command. Which of the following routes could not be displayed in the output of the show ip eigrp topology comm and as a result?()
第3题:
Your ERX Edge Router is using an inbound route-map for an EBGP peer to only accept routes in the range of 192.168.32.0 through 192.168.95.255. The route-map references an access list named test .What accurately accomplishes the goal of the route-map?()
A. access-list test 192.168.32.0 0.0.63.255
B. access-list test permit 192.168.32.0 0.0.64.255
C. access-list test permit 192.168.32.0 0.0.63.255
D. access-list test permit 192.168.32.0 255.255.63.0
第4题:
A switch has been configured with two vlans and is connected to a router with a trunk for inter-vlan routing.OSPF has been configured on the router,as the routing protocol for the network.Which statement about thisnetwork is true?()
第5题:
Whenever a failover takes place on the ASA (configured for failover), all active connections are droppedand clients must re-establish their connections unless: ()
第6题:
Refer to the exhibit. Switch port FastEthernet 0/24 on AlSwitch1 will be used to create an IEEE 802.1Q- complaint trunk to another switch. Based on the output shown, What is the reason the trunk does not form, even thought the proper cabling has been attached?()
A.VLANs have not been created yet
B.An IP address must be configured for the port
C.The port is currently configured for access mode
D.The correct encapsulation type has not been configured
E.The no shutdown command has not been entered for the port
第7题:
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.)()。
第8题:
You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines.What command would assign this access- list to the Virtual Terminal Lines?()
A. router(config-line)# ip access-group 1 in
B. router(config-line)# access-class 1 in
C. router(config-line)# ip access-list 1 in
D. router(config-line)# access-line 1 in
第9题:
Refer to the exhibit. Which statement is correct based on the show login command output shown?()
第10题:
A network administrator has configured access list 172 to prevent Telnet and ICMP traffic from reaching a server with the address if 192.168.13.26. Which command can the administrator issue to verify that the access list is working properly?()