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Free Huawei H11-861_V2.0 Practice Exam with Questions & Answers | Set: 10

Questions 136

The private network terminal does not enable NAT, and the public network terminal calls the private network terminal inside the firewall to fail, and the root cause is ( ).

Options:
A.

Unable to obtain RRQ registration information for private network terminals

B.

The source port of the private network terminal could not be found

C.

The Setup message destination address is a private address, so the CS address comes from the RRQ message internal data of the private network terminal and does not change with NAT

D.

Callee cs addr in the ACF of the GK feedback Error

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Questions 137

Under the video service, the public network call private network is not accessible, and the public and private network traversal technology used is generally the same as the private network call public network

Options:
A.

NAT

B.

SNP

C.

ALG

D.

H.460

Questions 138

A short message is when a message ( ) can be sent to a designated venue or to all venues for inter-venue communication and information prompting.

Options:
A.

Text

B.

Video

C.

Picture

D.

Table

Questions 139

Call process signaling CALL PROCEEDING is a message sent by the caller to the called, indicating that the call is being processed.

Options:
A.

True

B.

False

Questions 140

Which of the following messages indicates that the request cannot be implemented on any SIP server . ( )

Options:
A.

3 xx

B.

5xx

C.

lxx

D.

6xx

Questions 141

The configuration of the 3G network of hd terminals, the following statement is correct.

Options:
A.

Configuring 3G network parameters requires endpoint License support for 3G networks

B.

The default IP setting for 3G parameters is static

C.

All 3G card HD terminals can be applied

D.

The APN in the 3G configuration parameters is used for all data card

Questions 142

The terminal reads the camera data by ( ).

Options:
A.

Video Line

B.

Audio Line

C.

Control Line

D.

Red Outer

Questions 143

The MCU supports ( ) web users logging in at the same time.

Options:
A.

1

B.

2

C.

3

D.

Multiple

Questions 144

The environment of the display area requires low illumination, and the reasons for the lower illumination required at the digital projection screen are ( ).

Options:
A.

If the ambient light is too bright and the pupil is constricted, there will be a difference in the display of black and white pixels

B.

If the ambient light is too dim and the pupil is constricted, the black and white pixel display will show a difference

C.

Counting casts use white screens, and in order to get enough dark black pixels, a lower ambient illumination

D.

is required The number of shots uses a white screen, and in order to get enough black pixels, a lower ambient illumination answer is required

Questions 145

In video conferencing, local noise is required not to be greater than ( ).

Options:
A.

36dB

B.

38dB

C.

40dB

D.

34dB

Questions 146

The advantages of static NAT include. ( )

Options:
A.

The terminals in the four private networks are no different from the public network terminals, and the public network terminals can directly call the public network address after the NAT of the private network terminals.

B.

The endpoint after port NAT is protected by a firewall.

C.

Most endpoints support NAT functionality.

D.

Back is very practical when there are a small number of private network terminals that need to access the public network.

Questions 147

The color rendering index affects the color of the video image. ( )

Options:
A.

Color temperature

B.

Reductive

C.

Saturation

D.

Brightness

Questions 148

H.225 contains which of the following signalings ( ).

Options:
A.

Q.931

B.

H.281

C.

RAS

D.

T.120

Questions 149

VGA output is supported up to ( ) resolution.

Options:
A.

1366*768

B.

1280*1024

C.

1920*1080

D.

1360*768

Questions 150

The role of the LAN2 port of the HD terminal is ( ).

Options:
A.

Used for the main business

B.

Log in locally to the terminal configuration and grab the packet

C.

It is used for and LAN 1 port as the main backup reverse

D.

Load burden for LAN1 port