a power headroom available for the at least one first identification.
Optionally, the power allocation information further includes at least one of the following:
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- identification information of the at least one first identification; and
- a radio access technology of at least one working cell corresponding to the at least one first identification.
Optionally, the network-side device 500 further includes:
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- a second transmitting module, configured to transmit indication information to the terminal, where the indication information is used to indicate whether the terminal is allowed to report power allocation information corresponding to different identifications; or the indication information is used to indicate a capability of the network-side device of supporting reception of power allocation information corresponding to different identifications reported by a terminal.
Optionally, the network-side device 500 further includes:
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- a third transmitting module, configured to, when the terminal switches from the network-side device to a target network device, transmit the power allocation information corresponding to the at least one first identification to the target network-side device.