A.Responding to SETUP signal from the MSC
B.Responding to the AUTHENTICATION REQUEST signal from MSC
C.Responding to the PAGING COMMAND from the MSC
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更多“CALL CONFIRMED is a signal sen…”相关的问题
第7题
A.主叫侧一般是收到网络侧的Call Proceding消息之后，才进行承载建立，同时在承载建立消息中，能够了解到承载资源的占用情况
B.被叫侧一般是向网络上报Call Confirmed消息后，才会进行承载建立，同时在承载建立消息中，也能够了解到承载资源的占用情况
C.UE收到Call Proceeding之后，并没有收到RADIOBEA RERSETUP消息，而是直接上报了Disconnect消息。这种情况一般应该排查RNC相关业务处理单元是否异常
D.UE收到Radio Bearersetup消息后，返回了Radio Bearersetup Failure消息，这种情况与配置有关系，比如CAC（呼叫接入算法）算法，比如用户占用的信道情况（DCH还是FACH）
第8题
Directions: This task is the same as Task 1. The 5 questions or unfinishedstatements are numbered 26 through 30.
The WhiteHouse is the most visited residence in the world．Tours may be scheduled through ourWashington DC office．Due t0 security and scheduling procedures，there are a few things you shouldknow before requesting a tour：
·Only groups of 10 or moremay request a tour·
·Requests must be submittedwith a minimum of one month’s advance notice from the date of the tour. Noticeof whether your application is accepted will be given 10 days prior to the daterequested.All tours，even after they have been confirmed，are subject to cancellation due tosecurity interests.
·Tours are only conductedTuesday through Saturday from 7：30 am to 11：30 am
To processyour request for a tour，please contact our Washington office at (202)224—5521 and provide the followinginformation：
·Date(s) requesting．
·Security information foreach person in your party，including：name as it appears on I.D.(I.D.required for ages14 and up)，date of birth，social security number，country of origin，and citizenship(公民的)．
·A home address and daytimeand evening phone numbers for the designated(指派的)leader of the group.
·A contact number while in DC for thedesignated leader of the group.
After yourrequest is confirmed or denied，our office will contact you with further instructions.
26．This notice is to provide information about ____ ．
A)schedulingof Washington DC tours
B)thesecurity system of the White House
C)application for a tour of the White House
D)duties of a tour group leader
27.TheWhite House is open to the public___．
A)on weekdays only
B)five days a week
C)every other day
D)on weekends only
28.Applicationfor a group tour of the White House must be submitted____．
A)exactly onthe date of application
B)at least 30days in advance
C)anyday between Tuesday and Saturday
D)10days before the date of the tour
29．After your tour requesthas been confirmed,____．
A)it is still possible that your tour may becancelled
B)you are still allowed to change yourvisiting date
C)you can surely visit the White House thatday
D)itis necessary for you to start your tour immediately
30.It can be inferred fromthe passage that ____ ．
A)teenagersunder 14 are not allowed to visit the White House
B)foreignersare less likely to be permitted to tour the White House
C)separatetours call also be scheduled for individual visitors
D)securityis the chief concern in scheduling White House tours
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