HCIE-Enterprise Communication (Written) H11-879-ENU Dumps Questions

1. The MTU board can support 4 E1/T1 interfaces.

How to switch between E1 and T1 interfaces? Which statement is correct () (single choice)

2. Phone A has been successfully registered to the U1900 system. At some point, unplug the network cable. At this time, log in to the U1900 system to check the registration status of phone A. The following statement is wrong ()

3. In the VoIP system, what are the factors that affect the quality of voice calls? () Multiple choice

4. In the U1900 unified gateway, outgoing calls need to be configured in a certain order. The following configuration process is correct () Multiple choice

5. How many pixels of a camera with 1080P image resolution equivalent ()

6. How to order the recorded video on RSE6500 on the terminal side? ()

7. In the message classification of the RTCP protocol, which of the following messages describe the receiving statistics data of the receiving gateway? ()

8. Which of the following backup methods is not supported by VP9660 MCU? ()

9. A single Media board of VP9660 MCU can support up to () 1080P 30 ports?

10. In the Huawei eSpace UC solution, U1981, U1980, U1960, U1911 all support dual-system active and standby () Correct or Wrong

11. In the central networking mode of the converged conference MCU, what is correct about the traversal of public and private networks? () (Multiple selected)

12. There are two terminals, T1 and T2, both registered to the same GK.

When T1 calls T2 by number, what is wrong with the following statement? () Multiple choice

13. Regarding MCU cascading, what is wrong in the following description ()

14. The following are not part of the H.245 capability set ()

15. In the remote disaster recovery scenario, when the master node (U1981) fails, POTS user A of a branch node (The branch site equipment is U1911). If you make an outgoing call to the local PSTN user B through the branch node, the network element through which the SIP signaling of the call passes is ().

16. When other conditions are the same, the longer the reverberation time of the room, the clearer the sound heard Clarity. () Right or Wrong

17. In the converged conference MCU central networking mode, what method does the eSpace PC support to join the conference directly with the chairman authority? () (multiple choice)

18. Regarding call bills and billing scenarios, which of the following statements is correct () (multiple choice)

19. Regarding the Fusion Conference 3.0 solution, which of the following statements is correct () (single choice)

20. Using the VPC620 camera, the OSD image interface image as shown in the figure appears on the display screen, the following description is correct () (multiple choice)

21. The customer purchased two SCs, namely SC1 and SC2. Even if SC1 is configured with 1 service IP and SC2 is configured with 2 service IPs, it will not affect the configuration of SC1 and SC2. () Right or Wrong

22. In the SIP response message, which of the following messages are numbered 300-399? ()

23. SMC2.0 added TE terminal search in a manageable way to 10%, unable to continue, possible reasons are () (multiple choice)

24. In video systems, image processing uses RGB color space. () Right or Wrong

25. In the U1900 series unified gateways, regarding the relationship between prefix, office direction, office direction selection code and trunk, the correct statement is () multiple selection

26. The SMC2.0 resource pool solution can improve the reliability of the videoconferencing system.

If the MCU in use suddenly goes down during a conference, which of the following principles will SMC2.0 choose to use as a backup MCU? () Multiple choice

27. Regarding Huawei Videoconferencing VME technology, which of the following descriptions is correct: () (multiple choice)

28. Add active and standby SCs on SMC2.0, which of the following statements is correct () (multiple choice)

29. Which of the following methods can reset the web login password of the TE terminal? () Multiple choice

30. E1 and 4E1 lines do not support H.460 traversal networking. () Correct or Wrong