单选题A host is expected to be a mail relay or receiving endpoint. Which of the following daemons should be listening for connections on port 25？（）AftpdBimapdCpop3dDsendmail
单选题
A host is expected to be a mail relay or receiving endpoint. Which of the following daemons should be listening for connections on port 25？（）
A
ftpd
B
imapd
C
pop3d
D
sendmail
参考解析
解析：
暂无解析
相关考题：
Ahostisexpectedtobeamailrelayorreceivingendpoint.Whichofthefollowingdaemonsshouldbelisteningforconnectionsonport25?() A.ftpdB.imapdC.pop3dD.sendmail
During the boot process, which of the following files should be sued to control system initialization and start daemons and subsystems?() A./etc/inittabB./etc/rc.bootC./etc/servicesD./etc/environment
For the accompanying router output, which of the following statements describes the stat e that neighbor 172.16.254.3 is in?() A. The router will not accept connections from the peer.B. BGP can exchange routing information in this state.C. The router is listening on its server port for connection requests from the peer.D. The router ha s sent out an active TCP connection request to the peer.
Which of the following characteristics describe the BPDU Guard feature（）A、ABPDU Guard port should only be configured on ports with PortFast enabled.B、BPDU Guard and PortFast should not be enabled on the same port.C、BPDU Guard is used to ensure that superior BPDUs are not received on a switch port.D、ABPDU Guard port receiving a BPDU will go into err-disablestate.E、ABPDU Guard port receiving a BPDU will be disabled.F、BPDU Guard can be enabled on any switch port.
Which of the following characteristics describe the BPDU Guard feature？（Choose all that apply.）（）A、A BPDU Guard port should only be configured on ports with PortFast enabledB、BPDU Guard and PortFast should not be enabled on the same port.C、BPDU Guard is used to ensure that superior BPDUs are not received on a switch portD、A BPDU Guard port receiving a BPDU will go into err-disable stateE、A BPDU Guard port receiving a BPDU will be disabledF、BPDU Guard can be enabled on any switch port
If a port configured with STP loop guard stops receiving BPDUs， the port will be put into which state？（）A、learning stateB、listening stateC、forwarding stateD、root-inconsistent state
During the boot process, which of the following files should be sued to control system initialization and start daemons and subsystems?（）A、/etc/inittabB、/etc/rc.bootC、/etc/servicesD、/etc/environment
A host is expected to be a mail relay or receiving endpoint. Which of the following daemons should be listening for connections on port 25？（）A、ftpdB、imapdC、pop3dD、sendmail
When configuring the messaging system， which of the following are parameters of the e-mail transport？ （）A、LocationB、ProtocolC、ModeD、Web AddressE、Host
Which of the following characteristics describe the Root Guard feature？（Choose all that apply.）（）A、The port must be put into forwarding state manually after root-inconsistent state has beencorrectedB、A Root Guard port receiving superior BPDU goes into a root-inconsistent stateC、A Root Guard port receiving inferior BPDU goes into a root-inconsistent stateD、While the port is in a root-inconsistent state no user data is sent across that portE、The port returns to a forwarding state if inferior BPDUs stopF、It should be applied to all switch ports
The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command（）。A、This command should be executed from the global configuration modeB、The IP address 10.121.16.8 is the local router port used to forward dataC、102 is the remote DLCI that will receive the informationD、This command is required for all Frame Relay configurationsE、The broadcast option allows packets, such as RIP updates, to be forwarded across the PVC
A web server is running correctly but sending a RST packet to any client trying to connect using HTTP on TCP port 80. Which of the following tools should be used to determine the listening port of the web server?（）A、RouteB、IfconfigC、NetstatD、Nslookup
Which of the following should be configured to provide priority to voice traffic?（）A、Port mirroringB、DMZC、QosD、Trunking
There is a problem starting a telnet session on a system. Which of the following daemons should be checked?（）A、tftpd B、inetd C、getty D、rlogind
单选题Which of the following should Karen, a technician, use to test a parallel port?（）ALine testerBMultimeterCNull modem cableDLoopback plugs
单选题A host is expected to be a mail relay or receiving endpoint. Which of the following daemons should be listening for connections on port 25？（）AftpdBimapdCpop3dDsendmail
单选题An administrator is attempting to use Hyper-V on a server with an AMD processor but is receiving an error. Which of the following should be enabled to resolve the error?（）AXDBNXCVTDHyperthreading
单选题Which of the following kdb subcommands should be entered to obtain information about a serial port?（）A ttyB statC traceD stream
单选题The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command（）。AThis command should be executed from the global configuration modeBThe IP address 10.121.16.8 is the local router port used to forward dataC102 is the remote DLCI that will receive the informationDThis command is required for all Frame Relay configurationsEThe broadcast option allows packets, such as RIP updates, to be forwarded across the PVC
单选题An administrator needs to review the open ports on a host. Which of the following commands should they use？（）Atraceroute -dBping -tCnetstat -anoDnbtstat -a
单选题A web server is running correctly but sending a RST packet to any client trying to connect using HTTP on TCP port 80. Which of the following tools should be used to determine the listening port of the web server?（）ARouteBIfconfigCNetstatDNslookup
单选题There is a problem starting a telnet session on a system. Which of the following daemons should be checked?（）Atftpd Binetd Cgetty Drlogind
单选题Which of the following should be used to check a serial port for functionality?（）ALoopback plugBToner probeCMultimeterDCable tester
多选题Which of the following characteristics describe the Root Guard feature？（Choose all that apply.）（）AThe port must be put into forwarding state manually after root-inconsistent state has beencorrectedBA Root Guard port receiving superior BPDU goes into a root-inconsistent stateCA Root Guard port receiving inferior BPDU goes into a root-inconsistent stateDWhile the port is in a root-inconsistent state no user data is sent across that portEThe port returns to a forwarding state if inferior BPDUs stopFIt should be applied to all switch ports
单选题During the boot process, which of the following files should be sued to control system initialization and start daemons and subsystems?（）A/etc/inittabB/etc/rc.bootC/etc/servicesD/etc/environment
多选题Which of the following characteristics describe the BPDU Guard feature（）AABPDU Guard port should only be configured on ports with PortFast enabled.BBPDU Guard and PortFast should not be enabled on the same port.CBPDU Guard is used to ensure that superior BPDUs are not received on a switch port.DABPDU Guard port receiving a BPDU will go into err-disablestate.EABPDU Guard port receiving a BPDU will be disabled.FBPDU Guard can be enabled on any switch port.
单选题A company needs to connect seven of their Windows-based servers to a DS4000 storage server. The DS4000 only has two host-side connections， and each server has two HBAs. Which of the following is the lowest cost solution to provide no single points of failure？（）AImplement two 8-port switches design with ISLsBImplement two 16-port switches design with ISLsCImplement two 8-port switches design without ISLsDImplement two 16-port switches design without ISLs
单选题You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You need to get a list of all the open connections on the server and all the port numbers used by the connections. Which tool should you use? （）ANbtstatBNetshCNetstatDNslookup