[多选题]

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.)()。

A . FTP

B . Telnet

C . SMTP

D . DNS

E . HTTP

F . POP3

参考答案与解析:

相关试题

The project budget has been finalized.Additional work has been discovered that was not planned for i

[单选题]The project budget has been finalized.Additional work has been discovered t

  • 查看答案
  • There has been a collision ___ a number

    [单选题]Therehasbeenacollision___anumberofcarsonthemainroadtotown.A)composingB)consistingC)involvingD)engaging

  • 查看答案
  • There has been a collision ___ a number

    [试题]Therehasbeenacollision___anumberofcarsonthemainroadtotown.A)composingB)consistingC)involvingD)engaging

  • 查看答案
  • There has been a collision a number of ?

    [主观题]Therehasbeenacollisionanumberofcarsonthemainroadtotown.A)engagingB)composingC)involvingD)consisting

  • 查看答案
  • There has been significant divergence in

    [单选题]There has been significant divergence in practice over recognition of revenue mainly because International Financial Reporting Standards (IFRS) have contained limited guidance in certain areas. The International Accounting Standards Board (IASB) as a

  • 查看答案
  • where has Barbara been?

    [单选题]where has Barbara been?A.MilanB.Florence.C.rome

  • 查看答案
  • The patient has been ________ of the saf

    [单选题]The patient has been ________ of the safety of the operation.[A] assured[B] guaranteed[C] entrusted[D] confirmed

  • 查看答案
  • The book has been translated into thirty

    [单选题]The book has been translated into thirty langungen tince it on the markat in 1973.

  • 查看答案
  • £­£­Who has been planning the dance? £­£

    [单选题]--Who has been planning the dance?--Everyone in the class ______.A. isB. hasC. haveD. are

  • 查看答案
  • If your diskette has been _______,the co

    [单选题]If your diskette has been _______,the computer cannot store any new information on it.A.formattedB.write protectedC.testedD.Certified

  • 查看答案
  • An inbound access list has been configur