Land-originated Call
Land-originated Call
相关考题：
A difficult situation can _______ a person’s best qualities. A. call forthB. call atC. call onD. call off
We planned to( ) some friends for the special occasion.A、call outB、call onC、call overD、call off
I () you as soon as I () in Shanghai. A、call; arriveB、will call; arriveC、call; will arriveD、will call; will arrive
We suggest your order()a minimum quantity of 10,000 tons. A、call forB、calls forC、call onD、call up
A: Hello, I'm Harry Potter.B: Hello, my name is Charles Green, but ________A、call my CharlesB、call me at CharlesC、call me CharlesD、call Charles me
Which sequence of messages demonstrates the communications between the LAC and LNS when theyestablish an L2TP session?() A.Incoming Call Reply, Incoming Call Request, Incoming Call ConnectedB.Incoming Call Reply, Incoming Call Connected, Incoming Call RequestC.Incoming Call Request, Incoming Call Reply, Incoming Call ConnectedD.Incoming Call Request, Incoming Call Connected, Incoming Call Reply
下面程序的运行结果是()。includeusing namespace std;class A{public: virtual~A() { 下面程序的运行结果是( )。 #include＜iostream＞ using namespace std； class A { public： virtual～A() { cout＜＜"call A::～A()"＜＜endl;} }; class B:public A { char * p; public: B(int i) { p=new char[i];} ～B() { delete(p); cout＜＜"call B::～B()"; } }; void main() { A * a=new B(8); delete a; }A．call B::～B()call A::～A()B．call B::～B()C．call A::～A()D．call A::～A()call B::～B()
Hello, I’m Harry Potter. Hello, my name is Charles Green, but（）.A、call my Charles.B、call meat Charles.C、call me Charles.D、call Charles me.
As there was a power failure in the hospital, the doctor had to （）operation.A、call forB、call offC、call onD、cal lout
The Acme company has determined that during its busiest hours， the average number of internal VoIP calls across the WAN link is four （4）. Since this is an average， the WAN link has been sized for six （6） calls with no call admission control. What will happen when a seventh call is attempted across the WAN link？ （）A、the seventh call is routed via the PSTNB、the call is denied and the original six （6） calls remainC、the call is completed and the first call is droppedD、the call is completed， but all calls have quality issuesE、the call is completed but the seventh call has quality issues
Which statement is true about the distributed call control in a VoIP network？（）A、the VoIP endpoints have the intelligence to set up and control callsB、Call setup and control functionality is centralized in one call agent or clusterC、Call setup and control resides in call agents that are distributed throughout the networkD、Each VoIP device has separate call control， voice packetization， and transport mechanisms
衡量排队机处理性能的指标BHCA是什么所写（）。A、Busy High Call AbilityB、Busy High Call AttemptC、Busy Hour Call AbilityD、Busy Hour Call Attempt
In UCSM, where are Call Home conditions for monitoring configured?（）A、Call Home Service ProfilesB、Call Home PoliciesC、Call Home EventsD、Call Home Traps
Which Cisco UCS feature enables the administrator to send specific functional data using call home?（）A、call home port groupsB、call home alert groupsC、call home threshold groupsD、call home profiles
Which statement describes the distributed call control model in VoIP networks？（）A、The gateway voice-capable device is configured to support call control directly performing call setup， call maintenance， and call teardownB、The gateway voice-capable device has a local call routing table configured through a routing protocol.C、The gateway voice-capable device relies on a call agent to support call control.D、The gateway voice-capable device relies on a gatekeeper to support call setup， call maintenance， and call teardown.
Which IP telephony deployment model uses an H.225 Gatekeeper-Controlled trunk for call admission control within existing H.323 environments?（）A、single site with centralized call processingB、single site with distributed call processingC、multisite with centralized call processingD、multisite with distributed call processing
单选题Which sequence of messages demonstrates the communications between the LAC and LNS when theyestablish an L2TP session?（）AIncoming Call Reply, Incoming Call Request, Incoming Call ConnectedBIncoming Call Reply, Incoming Call Connected, Incoming Call RequestCIncoming Call Request, Incoming Call Reply, Incoming Call ConnectedDIncoming Call Request, Incoming Call Connected, Incoming Call Reply
单选题Which statement describes the distributed call control model in VoIP networks？（）AThe gateway voice-capable device is configured to support call control directly performing call setup， call maintenance， and call teardownBThe gateway voice-capable device has a local call routing table configured through a routing protocol.CThe gateway voice-capable device relies on a call agent to support call control.DThe gateway voice-capable device relies on a gatekeeper to support call setup， call maintenance， and call teardown.
单选题When onsite repairing a printer the technicians cell phone rings and it is a personal call， how should the technician handle this？（）AAnswer the call and talk to your friend at the customer site.BAnswer the call and tell the friend you will call them later.CLet it go to voicemail， call them back between service calls.DLet it ring and call the friend back when the customer leaves.
单选题The Acme company has determined that during its busiest hours， the average number of internal VoIP calls across the WAN link is four （4）. Since this is an average， the WAN link has been sized for six （6） calls with no call admission control. What will happen when a seventh call is attempted across the WAN link？ （）Athe seventh call is routed via the PSTNBthe call is denied and the original six （6） calls remainCthe call is completed and the first call is droppedDthe call is completed， but all calls have quality issuesEthe call is completed but the seventh call has quality issues
多选题In a VoIP network， which three call signaling protocols are supported by the Cisco CallManager for call setup， call maintenance， and call teardown？（）AH323BUDPCRTPDTCPEMedia Gateway Control Protocol (MGCP)Fsession initiation protocol (SIP)