Regarding the NR slot structure, what are the correct terms described below?

The symbols in the slot include downstream, upstream, and flexible configuration

Only downstream data can be passed in the downstream slot

The symbols in the slot include downstream, upstream, and flexible configuration

Regardless of the subcarrier bandwidth configuration, the number of symbols in 1 slot is fixed at 14

Only downstream data can be passed in the downstream slot

Upstream data can also be transmitted in the downstream slot

In order to verify the successful establishment of NSA services, which of the following items need to be checked?

Whether the NR S1-C status is normal

Whether the NR S1-U status is normal

Whether the NR S1-C status is normal

Whether the NR S1-U status is normal

LBBPc is replaced with UBBPg veneer

Use UMPTb as the main control board for 4G and NR

Use the BBU3910 as the chassis for 4G and NR

gNodeB alarm level includes emergency alarm, important alarm, secondary alarm and prompt alarm, and the alarm level cannot be changed.

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