A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。

A . 10/100 Mbps RJ45 B . 1000BASE-SX SFP C . 10/100/1000 Mbps RJ45 D . 10000BASE-SX

A . using DHCP snooping B . snooping the incoming 802.1Q VLAN tag C . using CDP D . snooping the CoS marking on the incoming frame

A .  Type 1 B .  Type 2 C .  FXS D .  FXO E .  E&M

A . the port-channel 1 interface B . the highest number member interface C . all member interfaces D . the lowest number member interface

A .  switchport access vlan vlan-id B .  switchport C .  switchport mode access D .  no switchport E .  None of the other alternatives apply

A . to prevent unauthorized Telnet access to a switch port B . to limit the number of Layer 2 broadcasts on a particular switch port C . to prevent unauthorized hosts from accessing the LAN D . to protect the IP and MAC address of the switch and associated ports E . to block unauthorized access to the switch management interfaces over common TCP port

A . Add two more FastEthernet interfaces. B . Add a second router to handle the vlan traffic. C . Use a hub to connect the four vlans with a FastEthernet interface on router. D . Implement a router-on-a-stick configuration.

A . The network administrator can apply port security to dynamic access ports B . The network administrator can configure static secure or sticky secure mac addresses in the voice vlan. C . The sticky learning feature allows the addition of dynamically learned addresses to the running configuration. D . The network administrator can apply port security to EtherChannels. E . When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

A .  An interface ’san-port-channel’ in NXOS B .  An interface ’port-channel’ in NXOS C .  An interface ’port-channel’ with ’mode fc’ configured D .  An interface ’fc-port-channel’ in NXOS

A . 1000BASE-SX SFP B . 10/100/1000 Mbps RJ45 C . 10/100 Mbps RJ45 D . 10000BASE-SX

A . rmdev -dl ent0 B . ifconfig en0 down C . ifconfig en0 delete D . ifconfig ent0 detach

A . lscfg B . route C . netstat D . entstat

A . the number of packets that are discarded because they exceed the maximum packet size of the medium B . errors created when the CRC generated by the originating LAN station or far-end device does not match the checksum calculated from the data received. C . the number of packets that are discarded because they are smaller than the minimum packet size of the medium D . the number of received packets that were ignored by the interface because the interface hardware ran low on internal buffers E . the number of times that the interface requested another interface within the router to slow dow

A . No more than one secure MAC address should be set. B . The default will be set. C . The IP phone should use a dedicated port， therefore only one MAC address is needed per port. D . No value is needed if the switchport priority extend command is configured.  E . No more than two secure MAC addresses should be set.

A . to prevent unauthorized Telnet access to a switch port B . to limit the number of Layer 2 broadcasts on a particular switch port C . to prevent unauthorized hosts from accessing the LAN D . to protect the IP and MAC address of the switch and associated ports E . to block unauthorized access to the switch management interfaces over common TCP port

A . root port B . backup port C . designated port D . alternate port

A . All interfaces are online by default once the VIP is up and running normally. B . All interfaces must be manually brought online, even those previously configured. C . The previous VIP configuration must be reloaded to bring interfaces online. D . Any interfaces not previously configured must be manually configured and brought online.

A . Add two more FastEthernet interfaces. B . Add a second router to handle the vlan traffic. C . Use a hub to connect the four vlans with a FastEthernet interface on router. D . Implement a router-on-a-stick configuration.

A . An interface can only belong to single Flex Links. B . An interface can belong to multiple Flex Links. C . Flex Links operate only over single pairs of links. D . Flex Links automatically disable STP so no BPDUs are propagated.

A . Speed mismatch B . Incorrect encapsulation C . MTU set too low D . Duplex mismatch

A . The type of application used on the network B . The type of system bus used by the computers C . The type of memory installed in each computer D . The type of media used in the network topology E . The type of protocols used in the network F . The physical layout of the network host

A . 1000BASE-SX SFP B . 10/100/1000 Mbps RJ45 C . 10/100 Mbps RJ45 D . 10000BASE-SX

A . by snooping the CoS marking on the incoming frames B . by using RTP hello messages between the switch port and the Cisco IP Phone C . by using CDP D . by using DHCP snooping E . by snooping the incoming 802.1Q VLAN tag

A virtual storage area network (VSAN) is a collection of ports from a set of connected Fibre Channel switches, that form a virtual fabric. Which technology allows centralized storage services to be shared across different VSANs？（） A.IVR B.FSPF C.FICON D.SANTap