(single) When locating an ADSL fault, what causes the ADSL Modem to fail to activate?

• A.Board failure or port failure
• B.Line problem, or MODEM failure
• C.The above are possible
• D.Line activation template configuration error

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(single) Is the following description correct? VDSL2 provides uplink and downlink symmetric/asymmetric transmission rates on a pair of twisted pairs, with a transmission distance of about 3 km, a maximum downlink rate of 52 M (symmetric rate), and a maximum uplink rate of 12 M (asymmetric rate).

• A.True
• B.False

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(single) In the GPON network, what happens to the long ONT of the ONT?

• A.Other ONTs dropped under the entire OLT
• B.All business is normal, no impact
• C.The above are possible
• D.Other ONTs dropped under the same PON port

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When MA5600T configuring multicast services, which of the following options must be configured, otherwise, multicast program may not be able to watch? (Multiple choice)

• A.multicast VLAN
• B.igmp user
• C.igmp profile
• D.igmp program

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(single) Regarding the ADSL rate limit in the UA5000, which of the following statements is incorrect?

• A.Port rate limiting is the traffic limiting by setting the maximum uplink and downlink rate when configuring the line profile.
• B.ADSL rate limiting can use port rate limiting or PVC rate limiting.
• C.Set the UPC switch of the PVC to ON when the port speed limit is adopted.
• D.Set the PVC UPC switch to ON when the PVC speed limit is used.

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