| CPC H04W 74/0833 (2013.01) [H04B 7/18513 (2013.01); H04W 4/90 (2018.02); H04W 28/26 (2013.01)] | 30 Claims |

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1. A method for managing a network demand for emergency services, comprising:
adaptively reserving, by a base station of a satellite network, reserved PRACH (physical random access channel) preambles configuration for a plurality of reserved services;
broadcasting, by the base station, the reserved PRACH preambles configuration;
wherein a wireless device receives the reserved PRACH preambles configuration; and
wherein the wireless device selects a reserved service from the plurality of reserved services and transmits a PRACH preamble from the reserved PRACH preambles configuration;
transmitting, by the base station, a message grant to the wireless device in response to the PRACH preamble;
controlling access to emergency services of the plurality of reserved services based on at least one of an access point name (APN) of the wireless device, or a requested service type;
wherein the wireless device transmits to the base station a response that includes the selected reserved service from the plurality of reserved services in response to the message grant from the base station.
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